Pokémon Yellow Version/Changes from Red, Green, and Blue/Aesthetic Changes


 * The front Pokémon sprites have all been updated to resemble how they appear in their then-current Ken Sugimori artwork usually used in promotional images and strategy guides for the Japanese, , and the , as well as some of them resembling how they appear in the . However, the back sprites are the same as the previous games.
 * Some sprites were also redone.  and  now better resemble their stock artwork for Generation I, as the Pokémon sprites do. Brock wears an outfit like his 's and Misty's bikini was changed to a shirt and shorts similar to those worn by.
 * Blaine has a different overworld sprite, this time clearly showing him wearing glasses.
 * Giovanni uses a in the battle at the Viridian Gym, referencing the anime  owning a Persian.
 * All policemen were recast as Officer Jennys and all Pokémon Center Nurses were recast as Nurse Joys (attended by a ).
 * ,, , , and  receive new overworld sprites. Pikachu also receives a unique icon on the party screen.
 * Kanto is slightly redesigned a second time, featuring different designs for doors, signposts, windows, and other minor elements.
 * Enhanced compatibility with the Game Boy Color is present outside of Japan, providing color palette changes as the player switches locations, whereas the Japanese version is similar to the previous core series Generation I games in that it only has Super Game Boy support.
 * The Super Game Boy palettes used for the sprites are also lighter.