Pokémon Crystal Version/Trivia


 * Although Game Freak released a game called Pokémon X for the Nintendo 3DS in 2013, the tentative title for a game similar to the Japanese version of Pokémon Crystal with planned support to connect to a mobile phone and set for an April 2000 release was also Pocket Monsters X (ポケットモンスターＸ), according to multiple sources such as an Asahi Shimbun news article from December 1999 and . The game was postponed until 2001 due to the planned release of the Game Boy Advance. The article mentions an adapter for linking a Game Boy to a mobile phone, with the datacenter server used for the feature being hosted by  in.
 * The Japanese logo shown at 2000 was originally similar to the one from . Additionally, the previous referred source also shows an early design for the PokéCom Club rooms.
 * An English equivalent of this logo was created and used on the Pokémon minisite hosted by Nintendo Denmark.
 * People buying a Game Boy Color during the release of this game were given the option of buying a Game Boy Advance that came with Pokémon Crystal in the package.
 * During battles, Japanese midline horizontal ellipses ("⋯") are used in the English versions instead of regular ellipses ("&hellip;") due to an oversight.
 * The game's opening shows several communicating with  over radio waves, alerting it to the Ruins of Alph. Oddly, this is not part of the game's story, with the Ruins of Alph sidequest being independent of the plot involving Suicune. That said, the Unown are referenced by the  as having a cooperative bond with Suicune.
 * In the Japanese version, a researcher at the Ruins of Alph claims that the Pokémon Communication Center in Goldenrod City influences the Unown. His unused English text is: According to my research... Those mysterious patterns appeared when the Pokécom Center was built. It must mean that radio waves have some sort of a link...
 * Additionally, there is an unused static title screen in the game's data that shows an  instead of . It also does not reboot the game automatically after the title screen's music stops.
 * The Japanese Super Game Boy border of (labeled Pocket Monsters Gold Version) is unused in all releases of Pokémon Crystal. The equivalent border from the Japanese  (labeled Pocket Monsters Silver Version) is not present.
 * This is the last localized core series game to use the slogan Gotta catch 'em all!.
 * The Japanese version has an emblem of Suicune's crest on the back of the Game Pak's circuit board.
 * This game was developed using Pokémon Gold as the base game.
 * Prior to the Virtual Console release announcement, Pokémon.com listed Pokémon Crystal with a PEGI rating of 3.
 * The Virtual Console re-release was announced exactly 17 years after the release of the original game in Japan.