Pokémon Omega Ruby and Alpha Sapphire

Pokémon Omega Ruby (Japanese: ポケットモンスター オメガルビー Pocket Monsters Omega Ruby) and Pokémon Alpha Sapphire (Japanese: ポケットモンスター アルファサファイア Pocket Monsters Alpha Sapphire) are paired Generation VI games that are enhanced remakes of the third-generation titles. The games were revealed in a worldwide announcement on the official Pokémon websites on May 7, 2014 and were released in most regions of the world on November 21, 2014 with the exception of Europe, where the games were released on November 28, 2014.

Plot
The player starts their journey in Littleroot Town, where the family has just moved from the Johto region after the player's father, Norman, became the leader of the Petalburg Gym. The story starts off with the player riding in the moving van, which arrives in Littleroot. After exiting the van, the player's mother explains that they have just arrived at their new home; they then enter the house together, and there are movers carrying boxes. The player's mother suggests that the player introduce themselves to Professor Birch, a friend of Norman's.

Upon arriving at Birch's house, his wife greets the player, and upstairs the player meets May or Brendan (the alternate-gender player character of the player), the child of Professor Birch; after the introduction, she or he soon leaves to join Birch, who is out in the field. The player then finds Birch on, where he is being chased by a wild. Birch asks the player to take a Poké Ball out of his bag, which is lying on the ground; the player then chooses between, , and as their starter Pokémon. After choosing, a battle immediately begins with the wild Poochyena. After rescuing Birch, he lets the player keep the chosen Pokémon as thanks for saving him. He then tells the player to meet up with his kid on for pointers on how to be a Trainer.

Once the player finds May or Brendan on, they have their first trainer , after which they return to Birch's lab, where the player receives a Pokédex and some Poké Balls. When leaving through Route 101, the player runs into May or Brendan who gives him a new upgrade for the PokéNav Plus, the DexNav, and teaches him how to use it. Once the player arrives in Petalburg City, he meets with his father at the Gym, where he tells him that he is happy to learn that they have become a Trainer like him. During the conversation, a local boy named Wally enters the Gym and asks Norman's help for catching a Pokémon. Norman loans Wally a and a Poké Ball. He then asks the player to go along and help Wally with his task. On, Wally catches a , and the Trainers then return to the Gym, where Wally gives his thanks before being called home by his mother. Norman then encourages the player to travel Hoenn and challenge the region's Gym Leaders: Roxanne, Brawly, Wattson, Flannery, Norman, Winona, Tate and Liza, and Wallace.

The player then travels through and Petalburg Woods; just before the exit from the woods, the player encounters the nefarious Team Magma or Team Aqua. After battling, the grunt reveals that their team is after something in Rustboro City. Upon exiting the forest, the player is spotted by a red-eyed grunt who reports to her leader.

The player meets May or Brendan right before the Rustboro Gym, where the player battles Roxanne and earns the ; afterwards, the player runs into the Devon Researcher from Petalburg Woods. He tells the player that he has been robbed by Team Magma/Team Aqua and that the player must get the Devon Parts back from the evil team. The player then heads out onto and discovers an old man named Mr. Briney who tells them that the villainous team has also taken his  Peeko hostage and gone into the Rusturf Tunnel. The player confronts the grunt inside the tunnel and retrieves the Devon Goods, as well as rescuing Peeko.

Once the Devon Goods are returned, the researcher asks the player to deliver them to the shipyard in Slateport City. The player then meets Mr. Stone, the president of the Devon Corporation, who asks that the player stop by Dewford Town and deliver a letter to his son ; as thanks for the player's earlier work, Mr. Stone gives the player a new upgrade for the PokéNav Plus, the Buzznav. Outside, May or Brendan explains how she or he caught Pokémon in Petalburg Woods, commenting on how Mr. Briney was once a sailor. The player then heads back through the Petalburg Woods to Mr. Briney's house, where he gives the player a ride down to Dewford Town. Just north of Dewford on is the Granite Cave where Steven is exploring. The cave is open to visitors, but a group of Ruin Maniacs block the room Steven occupies. After the player earns the from Brawly at the Dewford Gym, they disappear and the player can find Steven in Granite Cave, looking at a mural of a Groudon marked with omegas/Kyogre marked with alphas and remembering old legends. After listening to Steven, the player delivers the letter to him, he rewards the player with and tells the player that he/she could potentially become the Pokémon League Champion.

After leaving Dewford Town, Mr. Briney takes the player across and  to, just south of Slateport City. When the player arrives in Slateport, there is a noticeable crowd of Team Magma/Team Aqua grunts blocking the entrance to the Oceanic Museum. When the player tries to drop off the Devon Goods at Stern's Shipyard, they learn that Captain Stern is in the Oceanic Museum. Once the player finds Captain Stern, they are confronted by two villainous grunts, and after defeating them, the villainous team's leader Maxie/Archie appears and tells the player of their plans before warning not to get in the way again.

After giving the Devon Goods to Captain Stern, the player leaves Slateport City and travels ; after encountering and battling May or Brendan, the player arrives in Mauville City. Outside of the Mauville Gym, the player finds Wally and his uncle; Wally challenges the player to a battle to prove to his uncle that he is ready for the Gym. After the battle, Wally's uncle invites the player to visit Verdanturf Town sometime. Once the has been earned from Wattson, the player heads to Verdanturf Town and uses  to clear the previously blocked Rusturf Tunnel, earning Aggronite as a reward. Next, the player returns to Mauville and travels through and  to the Fiery Path, on the other side of which the player continues through  to Fallarbor Town. Along the way, the player meets May or Brendan who gives them, and tells them about Professor Cozmo.

Inside the Fallarbor Pokémon Center, the player meets Lanette, who invites them to her house on. Meanwhile, the player is told by May that Professor Cozmo has been kidnapped by the evil team at Meteor Falls, located at the end of Route 114. Inside which the player along with May battles Tabitha/Shelly, along with a grunt. This time, they have stolen a valuable Meteorite from Professor Cozmo. Suddenly the opposite-version's team appears, taunting the primary evil team, who retreats with the Meteorite to Mt. Chimney, and warns the player to not interfere with Team Aqua/Team Magma. At the top of Mt. Chimney, Team Magma and Team Aqua can be found fighting; after fighting the admin of the primary evil team from Meteor Falls, the player finds the leader of the team, Maxie/Archie, using the meteorite in a strange machine with the intention of turning it into a Mega Stone. The leader then battles the player. After the battle, the leader is informed of a better way to achieve his team's goals, gives the player the meteorite, and retreats.

Taking the southern path that was blocked by the battling teams, the player exits Mt. Chimney and reaches Lavaridge Town, home of the Lavaridge Gym. After receiving the from Flannery, the player meets May or Brendan who gives the player the Go-Goggles and suggests that he challenge his father at the Petalburg Gym, offering to go with him. After getting the from Norman, the player visits Wally's father, who gives the player.

As the player then travels through (just east of Mauville City), they encounter Steven once again. Their discussion is interrupted by the arrival of a frightened /. Steven realizes the Legendary Pokémon is asking for help, and it takes both Steven and the player to Southern Island where the other evil team admin Courtney/Matt is terrorizing Latios/Latias. After fighting off the evil team, Latios/Latias decides to join the player's team and give him/her its Mega Stone. Steven awards the player with a Mega Bracelet and Latias/Latios takes both of them back to.

Afterwards, the player continues through, reaching the Weather Institute, which is being attacked by the evil team in search of more information on Groudon/Kyogre. After battling the grunts, the player comes face to face with the admin Tabitha/Shelly, who appears distressed with what he/she found out. After defeating the admin, the player saves the institute and is given a Pokémon as a reward. Shortly after leaving the Institute, Brendan/May appears and battles the player, giving away upon defeat.

The player arrives in Fortree City, but cannot challenge the Gym because something invisible is blocking the entrance. On, the player once again meets Steven, and he gives the player the Devon Scope, a Mega Stone and notices that the meteorite the player picked up from Mt Chimney emits light. The Devon Scope allows the player to enter the Gym by revealing the invisible thing to be the Pokémon. After the player defeats Winona and receives the, the quest continues through and  to Lilycove City. On, there are some grunts from the evil team discussing their plan to go to Mt. Pyre, and upon arriving in Lilycove, the player finds it crawling with more grunts. Outside of the Lilycove Department Store, the player battles May or Brendan again; after the battle, Brendan or May notices the meteorite shining like Steven did before.

After the battle, the player heads to Mt. Pyre to drive off the evil team. At the summit of Mt. Pyre, the player finds the leader of the team, who has taken the Red Orb/Blue Orb and proclaims that the young Trainer has arrived too late to stop him, having the admin from Southern Island attack the player before heading to Slateport City. The old couple that watches over the orbs beseech the player to stop the evil team, and they give the player the stolen orb's counterpart. Upon returning to Slateport, the player finds that Capt. Stern has discovered an undersea cavern on. The evil team then suddenly appears and takes over the captain's research submarine. The leader of the evil team once again taunts the player, and he mentions that the team's hideout is in Lilycove City. Captain Stern begs the player to stop the evil team. After fighting their way through to the center of the hideout, finding the Master Ball along the way, the player encounters Courtney/Matt, who battles the player to stall until the leader takes off in the submarine.

The player must then travel to Mossdeep City, where he/she challenges Tate and Liza of the Mossdeep Gym to earn the. After this a pillar of light appears on. Steven notices the player coming out of the Gym and invites him/her to his house, where he gives him/her the and the Devon Scuba Gear. Heading to and using Dive, the player finds the Seafloor Cavern, where the evil team has gone. In the deepest reaches of the cavern, the player finds Maxie/Archie taunting the opposite version's team leader, who then challenges the player to a battle. After the battle, the player witnesses Tabitha/Shelly arrive and warn their leader against waking up the Legendary Pokémon, but the leader dismisses the warnings and uses the Orb to awaken the sleeping /. After being awakened, the ancient Pokémon breaks out of the cavern and starts moving towards Sootopolis City, driving the weather of Hoenn out of control. The opposite team's leader explains that they are unable to control Pokémon's Primal Reversion, and the primary evil team leader discovers to his horror that his plan did not work as he intended.

After the bosses leave to try to stop the Pokémon, Steven appears and tells the player to catch up with Groudon/Kyogre in Sootopolis City. Heading to and using Dive again, the player finds the entrance to Sootopolis City. Inside the city, the player finds Steven, who introduces them to his friend Wallace, the Sootopolis Gym Leader, who is also entrusted with the duty of protecting the Cave of Origin.

Upon arriving in front of the cave's entrance, Steven, Wallace and the player meet up with the leaders and admin Tabitha/Shelly of both teams, along with May, who explains that she saw on TV. The player receives the Magma Suit/Aqua Suit and is told that the Orb he/she possesses can weaken the ancient Pokémon. After a few words of encouragement from everyone, the player heads inside. He/she puts the suit on, inserts the orb into a slot in the suit and latches on to Groudon/Kyogre as the ancient Pokémon makes its way to the chamber where it can accomplish its Primal Reversion. The player witnesses it undergo the transformation and fights it. After capturing or defeating the Pokémon, the weather (seemingly) returns to normal. The team leaders reconcile, Steven gives the player the Eon Flute and May explains how she is impressed with the player.

After defeating Wallace at the Sootopolis Gym, the player gets the, and the gym leader mentions that Prof. Birch has something for him/her. At Littleroot Town, the player is told that the recent events did change the climate in the Hoenn region, causing the Pokémon species that once left Hoenn to come back, and the regional Pokédex is not sufficient anymore, and gets the National Pokédex upgrade. The player now has all eight Badges, and they head down to Ever Grande City, where  and the Elite Four await. Wally battles the player one last time before they exit the cavern.

The Elite Four are the strongest Trainers in the region, and they can only be battled by challengers that have all eight Badges of Hoenn. They are Sidney, who specializes in Pokémon; Phoebe, who specializes in  Pokémon; Glacia, who specializes in  Pokémon; and Drake, who specializes in  Pokémon. After defeating the Elite Four, the player must then battle the Pokémon League Champion, Steven.

After the battle, Professor Birch and May arrive to congratulate the player. Birch examines the player's Pokédex, the player is registered in the Hall of Fame, and the credits roll as the player and Brendan/May return home. After the credits, on challenges, Brendan or May challenges the player to a battle one last time.

Back at home, the player's parents are discussing their plans to go see the Litleonids at Mossdeep City, that Norman now has to cancel. As the parents ponder about what they can do with the tickets they bought, a mysterious symbol appears on screen, which then fades into a "To be continued" chyron.

Delta Episode
Upon loading the saved game, the story continues with the Delta Episode. The episode revolves around a meteoroid that is on course for collision with the planet and a newly developed character, Zinnia.

After completing the Delta Episode, the player is returned to Littleroot Town. Downstairs, Norman gives the player the S.S. Ticket to take the S.S. Tidal over to the Battle Resort.

Pre-release information
According to the press release that announced the games, the new titles will take players through a dramatic story within a spectacular new world. The first footage from the game, a cutscene showing and  manipulating the weather via their respective Abilities, was revealed three days after the games' first announcement. One month after the games' announcement, it was revealed that Groudon and Kyogre can undergo Primal Reversion becoming Primal Groudon and Primal Kyogre, respectively.

A number of features introduced in that had since been discontinued will return in these games. Pokémon Contests and customizable Secret Bases (now "Super Secret Bases") will return for the first time since, while the Mach Bike, the Acro Bike, and third-generation player characters and  will return for the first time since. will resume a Contest-specific evolution method. In addition, a number of features introduced in will also return, with Horde Encounters and Mega Evolutions already confirmed to be part of Omega Ruby and Alpha Sapphire, with the Horde Encounter feature expanding into Trainer Horde Battles. Over ten new Mega Evolutions debuted in this game, including Mega, Mega , Mega , Mega , Mega , Mega , Mega , Mega , Mega , Mega , Mega and Mega. The PokéNav will be redesigned as the PokéNav Plus, a device appearing on the touch screen outside of battle. The PokéNav Plus has four main functions &mdash; DexNav, which displays information about wild Pokémon available in the player's current location;, a map used for navigation of location, Pokémon, Secret Bases and Berry Trees; , which reports on news from around the Hoenn region and from StreetPass; and , which is used to connect to online play, local wireless play, Pokémon-Amie and Super Training.

The August edition of CoroCoro magazine introduced Cosplay Pikachu. This special Pikachu is given to the player to use in Pokémon Contests. This Pikachu gets a unique costume to wear during Contests; each costume comes with a specific, special move: Pikachu Rock Star gets (Coolness Contest); Pikachu, Ph.D gets  (Cleverness Contest); Pikachu Pop Star gets  (Cuteness Contest); Pikachu Belle gets  (Beauty Contest); Pikachu Libre gets  (Toughness Contest).

Blurb
Ancient Powers Reawaken!

Start your Pokémon adventure now! Behold the true Groudon/Kyogre! Pikachu likes to cosplay?! Build a Secret Base all your own!

Mechanics inherited from later generations
The following elements from X and Y are also included in Omega Ruby and Alpha Sapphire. The mechanic of originating in Generation IV, for Pokémon that evolve, is also incorporated in the games. Other consequences of updates from later generations include:
 * Mega Evolutions and Mega Stones, including a number of new Mega Evolutions and Mega Stones that did not exist in X and Y.
 * The and the new neutral match-up Steel has to Ghost and Dark.
 * Pokémon-Amie and Super Training
 * Horde Encounters
 * Occasionally, five-versus-one Horde Battles can also occur with Trainers.
 * Battle Resort and Battle Maison replace the Battle Tower.
 * VS. Artwork or models are now used instead of sprites for Trainers and Gym Leaders.
 * Stereoscopic 3D is incorporated, and in the same manner as in X and Y.
 * Moss Rock appears in Petalburg Woods for.
 * Ice Rock appears on the final floor of Shoal Cave during low tide for.
 * New Mauville serves as the location with a special magnetic field where and  can be evolved.
 * Nine new Pokémon have been added to the Hoenn Pokédex. These are all Generation IV Pokémon which evolve from or into previous Hoenn Pokémon.
 * As is no longer an HM, Brawly's Knuckle Badge is no longer required to use it.
 * Physical and special moves are now determined by the move itself rather than type.
 * Time flowing from day to night as it was since being reintroduced within Generation IV.
 * The addition of Trainers with the, , , , and Trainer classes.

All new elements

 * Completely new characters, such as Aarune, Lisia, and Zinnia, appear in Omega Ruby and Alpha Sapphire.
 * Cosplay Pikachu can be obtained. This is a special female Pikachu that is able to swap one of the moves it knows by changing its costume in Contest Halls.
 * Groudon and Kyogre are given Primal Reversion forms which are accessed by holding their respective colored orbs. As such the orbs are now regular items instead of Key Items.
 * After the Groudon/Kyogre event, the player can use the Eon Flute to soar the skies on or, where Pokémon can be encountered and Mirage spots found.
 * While the trainer can battle certain Pokémon in the sky, this is not the same as the Sky Battle feature from X and Y as any Pokémon can be used, not just s, or Pokémon with the ability.
 * PokéNav Plus replaces PokéNav, which works as a dual-screen feature. Other than retaining the Hoenn Map and Trainer's Eye features, it includes the dual-screen features from X and Y, the ability to encounter specific Pokémon, and tracking Berries or Secret Bases.
 * After completing the Delta Episode, it becomes possible for the player to have both bikes after they talk to three specific people while riding on a bike to advertise the bike shop.
 * The player can now wear accessories such as the new Devon Scuba Gear to realistically show the player surviving underwater with a scuba mask, or the Go-Goggles. In addition the player also receives a Magma Suit/Aqua Suit which is not only used during the Primal Groudon/Kyogre awakening cinematic scenes, but later serves as a space suit when confronting Deoxys during the Delta Episode.
 * The introduction of the and  trainer classes, trainers who battle the player underwater.

Aesthetic changes

 * The physical Hoenn Pokédex has been redesigned, now appearing similar to the original Game Boy Advance system.
 * Brendan and May have completely different attires, with Brendan's brown hair and white hat being more obvious, while May has a bow instead of the bandana she originally wore.
 * Team Magma and Team Aqua have been given new designs; Team Magma Admin Tabitha appears to be huskier and Courtney has purple hair instead of brown. The Team Aqua Admins have dark skin tones. Team Aqua Admin Shelly has black hair with accents of blue instead of red hair and Matt is more muscular.
 * The Hoenn Gym Leaders, Elite Four, and other Trainers were redesigned with updated appearances.

Location changes

 * The dark areas of Granite Cave now require the Mach Bike from Mauville City for the player to access, and are now optional.
 * Mauville City has been completely redesigned into an indoor shopping complex and is dubbed the largest city in Hoenn, playing a similar role to Lumiose City from X and Y.
 * The Mauville Game Corner has been closed down, as game corners are no longer included in Pokémon games since Generation V.
 * The Abandoned Ship has been replaced by Sea Mauville. Its backstory has also been greatly expanded.
 * Scorched Slab has been greatly expanded, encompassing four floors now. can be caught on the lowest floor after defeating or capturing Groudon/Kyogre.
 * The number of puzzles in the Trick House is reduced from eight to six. Badges are also no longer required to start each puzzle, though some HM abilities from certain Badges are needed to navigate through certain puzzles.
 * The and Mossdeep Gyms have received complete redesigns, while the other six gyms have received minor redesigns.
 * The interior of Mt. Pyre has been redesigned. On one hand it has been simplified, as the puzzle with holes in floors has been removed (both Incenses are now lying in the open), and the number of floors has been reduced from six to four. On the other hand, exploring it is now mandatory, as the doorway leading to the exterior has been relocated from the first floor to the third.
 * The door maze from New Mauville has been removed.
 * Sky Pillar has been completely redesigned, and the Mach Bike puzzle has been removed.
 * The Hoenn Safari Zone has been completely redesigned to where the player is more dependent on the bikes for traveling through the Safari Zone. The bikes are needed for accessing Area 3 and 4 (which can use either bike and not just one specific bike like before) and to access the long-grass section in each area.
 * A few new areas are added to that did not exist in Generation III. This includes an area where the player can face Wally instead of the main area of 1F, where Wally was encountered in Generation III.

Mechanics

 * Secret Bases have been completely upgraded, becoming Super Secret Bases. Features include sharing bases with other players, inviting other players as secret pals, capturing flags, and customizing the player's own Gym.
 * Mirage spots are added as an apparent evolution of the mechanic.
 * Pokémon Contests are now called Pokémon Contest Spectaculars.
 * The Beauty and Smart conditions have been renamed to and, respectively.
 * Pokéblocks and Pokéblock making have been heavily simplified, with Pokéblock making no longer requiring more than one player to perform successfully.
 * The Sheen stat has been removed, meaning there is no longer a limit to how many Pokéblocks a player can give to their Pokémon, enabling Pokémon to have all of their condition stats maxed out.
 * are only awarded to Pokémon who have won in the Master Rank.
 * The Safari Zone no longer requires that the player play the Safari Game. Instead, the Pokémon can be caught through normal encounters.
 * Bikes are now capable of traveling through long grass.
 * The player only needs one Badge instead of five to be able to rebattle the Trainers listed in the Trainer's Eye.
 * The ability to search for hidden items underwater using the Dowsing Machine has been removed, as the Dowsing Machine is now worn as an accessory while in use. Hidden items still exist underwater, however.
 * Similar to Emerald's Battle Frontier, Battle Points can be earned to use as payment for moves learned from Move Tutors in the Battle Resort. Notably a number of these moves were formerly TMs during Generation III.
 * Free Move Tutors are located in Mauville City, Meteor Falls (after the Delta Episode), and Sootopolis City.
 * Trainers that turn in place can now spot the player when they are turning if the player is directly north, south, east, or west of the Trainer.
 * Mr. Briney's boat is now capable of traveling between and  without having to stop at Dewford Town first. Additionally if the player travels through Rusturf Tunnel to reach the other side, Mr. Briney would be found at that location allowing the player to use his boat without having to backtrack to the previous location.
 * Because of the change on how the boat operates, and  will not be counted as seen until the player returns there later after acquiring.

Story

 * Many characters' roles in the story are significantly elaborated upon, most notably Steven, Wallace, Team Aqua & Team Magma, and Wally.
 * 's plot has been expanded to encompass a search for the secrets of the Mega Stones.
 * Team Aqua & Team Magma's goals are slightly different: Team Aqua wishes to revert the Earth to its prehistoric state in order to restore the Pokémon habitats lost to human advancement, while Team Magma wishes to provide humanity with more habitable land as a means of accelerating human innovation.
 * Further, the admins now have extended personalities.
 * In addition, the opposite team, rather than acting as an ally, simply opposes their counterparts, even distrusting the player as to warn them not to interfere with their own goals.
 * In addition to his studies of how Pokémon behave in the wild, Professor Birch is also said to do research on Pokémon that left Hoenn after the region's climate changed, as revealed after the encounter with Groudon or Kyogre.
 * May/Brendan, when not chosen, has an extended personality and bigger role in the storyline, even teaming with the player against Team Magma/Aqua at Meteor Falls, and seeing the player after Groudon/Kyogre is awakened.
 * Steven can no longer be encountered in Granite Cave before defeating Brawly, as a line of NPCs will block the path.
 * Relating to Team Magma or Team Aqua:
 * Team Magma/Aqua now steals the Red/Blue Orb instead of the opposite one, to align with the new Primal Reversion mechanic and its place in the plot.
 * Tabitha is now the Team Magma counterpart to Team Aqua's Shelly, and is 's counterpart, instead of the Admins of the same sex being counterparts.
 * Instead of Team Magma/Aqua leaving Meteor Falls once they are found, Tabitha or Shelly and a Grunt instead challenge the player to a Multi Battle with or.
 * The motivation behind Team Magma/Aqua's visit to Mt. Chimney and Weather Institute is changed.
 * During the encounter with the team leaders at Mt. Pyre, Courtney or Matt challenges the player to a battle to help buy time so their leader can escape.
 * The encounter with Steven on is now interrupted by a brief side mission where  or  takes Steven and the player to Southern Island.
 * Latios or Latias now joins the player's party during their trip to Southern Island, instead of being a roaming Pokémon in the post-game. An Eon Ticket is still required to return to Southern Island and obtain the alternate Eon Pokémon.
 * The New Mauville sidequest, which originally started after defeating Norman and obtaining, starts much later now, after the Groudon or Kyogre event.
 * After defeating the Elite Four, the games feature the Delta Episode. Similar to Pokémon Emerald, Rayquaza plays a major role in this quest.
 * The Meteorite plays a larger role in the game, particularly in the Delta Episode as a means for Rayquaza to Mega Evolve in the official storyline. Because of this, it can no longer be given to Professor Cozmo in return for (though he does give the player  for helping him at Meteor Falls). TM27 can still be found in Pacifidlog Town.
 * Similar to Pokémon Emerald, the Mossdeep Space Center is taken over during the events of the Delta Episode by Team Magma or Team Aqua and the player must team up with Steven to correct the situation, including a Multi Battle at the end.
 * Unlike the Multi Battle against Team Magma from Emerald, the player and Steven's opponents from Team Magma are Courtney and a, instead of Maxie and Tabitha.
 * In order to board the S.S. Tidal which would allow the player entry into the Battle Resort, the Delta Episode must be completed first.
 * The player keeps both colored orbs after dealing with Groudon or Kyogre. The optional sidequest where the player accompanies the team leaders returning the orbs to Mt. Pyre and the team leaders apologizing for their actions has been omitted. They instead apologize at Sootopolis City when they give the player the Magma Suit/Aqua Suit.
 * Certain Gym Leaders and Elite Four members can be found outside their Gyms interacting with the world after the player has beaten the game.
 * The battle against May or Brendan as the players' rival at Lilycove City is no longer optional.
 * Brendan/May challenges the player to one final battle at immediately following the credits.

Pokémon team and battle changes

 * A number of teams for Trainers that can be rematched through Trainer's Eye are different from the original Ruby and Sapphire. Others have been removed.
 * The Roselia of Lydia from  is now a Budew even before she is rematched.
 * When the player faces May or Brendan as their rival in Lilycove City, their Pokémon teams are fully evolved.
 * takes 's place in May or Brendan's original Ruby and Sapphire lineup if their starter is not Torchic.
 * The Trainers found on Mt. Chimney that were encountered after defeating Team Aqua/Team Magma have been removed.
 * Shelby has been moved from Mt. Chimney to Jagged Pass.
 * In Generation III the female administrators of Team Magma/Team Aqua, Courtney/Shelly were fought in the Seafloor Cavern before facing the team leader. This has been omitted in Generation VI, and as a result the player does not face against any administrators in this location.
 * Brendan or May will also challenge the player after the credits have ended. In this battle, their starter can Mega Evolve.
 * The Trainers within the now have Pokémon from the National Pokédex on their teams instead of just using Pokémon native to Hoenn.
 * The Elite Four and Champion's initial lineups have changed somewhat, and when challenged in the post-game, they now have tougher teams, with higher levels, different movesets, and non-regional Pokémon on their teams, and including some Mega Evolutions.
 * Wally's eventually evolves into  instead of, and is able to Mega Evolve as Gallade.
 * Wally is given an exclusive battle theme, a rock remix of his leitmotif, rather than using the standard trainer battle theme.
 * Archie's, Maxie's , and Steven's can now Mega Evolve.

Obtainable Pokémon

 * In a few areas, the encounterable Pokémon have changed. Certain Water-type Pokémon are not found in all of the same areas they were in the original games, such as in Mossdeep City, where was removed. A few evolved Pokémon such as  or  also can no longer be found in the wild. The Pokémon in the  have also changed significantly.
 * can now be found by fishing anywhere on instead of six random spots. However, it can still be found more easily by fishing directly underneath the bridge near the Weather Institute during the daytime or in the tiles adjacent to the lone rock in the river's southernmost curve (slightly north of the large field of long grass) during the nighttime.
 * The Legendary Pokémon, , , , , , , , , , , , , , , , , , , , , , and are now obtainable in Omega Ruby and Alpha Sapphire. Some are exclusive to one version and some may require special circumstances to unlock them.
 * is now catchable during the climax of the Delta Episode, making this the first time where a Mythical Pokémon has been legitimately available without the use of promotional events. It can also change its Forme freely via a meteorite in Professor Cozmo's house in Fallarbor Town, as opposed to Generation III where its Forme was dependent on the game it was in.
 * variants of Groudon, Kyogre, Rayquaza, and Deoxys are now impossible to encounter in the wild; they can still be legitimately obtained if they are caught in Generations III or IV and transferred to Omega Ruby or Alpha Sapphire.
 * The catch rates of several Legendary Pokémon are altered:
 * The catch rates of Kyogre, Groudon, Dialga, Palkia, Reshiram, and Zekrom were reduced to 3.
 * The catch rate of Rayquaza was raised from 3 to 45.
 * may be encountered through a special method in Sea Mauville.
 * Like in Emerald, Professor Birch will give the player their choice of a Johto . He'll do this on after the player first enters the Hall of Fame and talks to Zinnia.
 * After obtaining the Johto starter and completing the Delta Episode, the Professor will give the player an Unova starter, and after that, a Sinnoh starter if the player enters the Hall of Fame once more.
 * Upon defeating or capturing /, many Pokémon not available in Generation III become available as hidden Pokémon.
 * After defeating or capturing Kyogre/Groudon, the elderly woman in Lavaridge Town who could give the player a Egg now gives out a second Pokémon Egg which contains a.

Compatibility
Like Pokémon X and Y, Pokémon Omega Ruby and Alpha Sapphire can connect with the Pokémon Bank, Poké Transporter, and the Pokémon Global Link website. They are mostly compatible with, with the exception of alternate forms, Mega Evolutions, moves, or Abilities introduced in Omega Ruby and Alpha Sapphire, which cannot be traded to or used in battle with X and Y.

Reception
Gaming magazine gave Pokémon Omega Ruby and Alpha Sapphire a score of 37 out of 40, scoring two points fewer than X and Y and three points more than Ruby and Sapphire. rated the games a "Good" 7.8/10, 1.2 points fewer than Pokémon X and Y, criticizing the excessive amount of water and HMs. This reasoning was due to these issues' presence in the original games apparently being overlooked. Pokémon Omega Ruby and Alpha Sapphire hold a rating of 83.67% and 82.73%, respectively, on.

Sales
Within the first three days of release for Omega Ruby and Alpha Sapphire, 3.04 million copies were sold in Japan, North America, and other territories. Later when released in the UK, they came in at numbers 6 and 7 of the top ten video game sales chart for that week, also earning enough sales from both games into becoming the current candidates for the largest game launch of the Pokémon series in the region, beating out, which previously held this record. In the fiscal year of their release, they sold 9.94 million units. As of September 30, 2018, Pokémon Omega Ruby and Alpha Sapphire have sold 14.13 million copies worldwide.

Japanese sales
Pokémon Omega Ruby and Alpha Sapphire sold 1,327,671 individual units on their first week on the Japanese market, being 613,946 from Pokémon Omega Ruby and 713,725 from Pokémon Alpha Sapphire, with a of 74.34% and 77.66% respectively. By December 31, 2017, the end of their 163rd week, they had sold 2,947,599 copies, being 1,363,191 from Pokémon Omega Ruby and 1,584,408 from Pokémon Alpha Sapphire.

Pokémon Omega Ruby and Alpha Sapphire Dual Pack sold 90,497 units on its first week, with a of 88.46%. By December 28, 2014, the end of its 6th week, it had sold 98,101 copies. Pokémon Omega Ruby and Alpha Sapphire Gift Pack sold 1,169 units on its first week, with a of 6.25%. By January 1, 2017, the end of its 56th week, it had sold 9,052 copies. Combining all releases, the games sold 3,161,905 units, being 1,470,344 from Pokémon Omega Ruby and 1,691,561 from Pokémon Alpha Sapphire.

Trailers

 * A promotional trailer was made to promote Pokémon Omega Ruby and Alpha Sapphire. The trailer was broadcasted in Japan on November 16, 2014, later being released on the Japanese Pokémon Channel the same day, and on the English Pokémon YouTube Channel on November 20, 2014.

Trivia

 * In all territories except Europe, these games were released on the twelfth anniversary of the Japanese release of.
 * Also, these games were released the same day the first aired on Japan.
 * These are the only pair of remakes in which:
 * There are no location previews.
 * All methods of evolutions that were introduced after the original games are possible. In, cannot evolve because there is no time of day clock, while in ,  cannot evolve because none of those areas are in those games.
 * Pokémon originating from can be transferred to the remakes.
 * The game does not include any HMs that were introduced after the generation of the original games.
 * No new player characters are introduced.
 * The Pokédex entries of certain Pokémon were changed entirely from the original games.
 * Nearly all Pokémon recycle their Pokédex descriptions from previous entries instead of receiving new ones or, in the case of post-Generation III Pokémon, ones from a previous generation.
 * The games combined have only eight new Pokédex entries for four Pokémon (,, , and ), the fewest out of any core series game. All other Pokémon use entries from Pokémon Ruby, Sapphire, X, or Y, with some entries receiving minor alterations.
 * The in-game appearances of obtainable Pokémon are recycled from the generation's main pair of games.
 * New held items were introduced that were not in the generation's main pair of games.
 * The events of the game do not run concurrently with the events of the main installment in the generation, instead, being implied to run around the same time as the original Ruby and Sapphire, while takes place around the same time as.
 * There is no bundle containing an accessory compatible with the games.
 * The Japanese and Korean logos for Omega Ruby and Alpha Sapphire both feature the game's corresponding colored orb.
 * This is the first game to feature Hoenn in Korean, as the Generation III games were never translated into Korean.