Pokémon FireRed and LeafGreen

Pokémon FireRed and Pokémon LeafGreen are remakes of the original Game Boy games Pokémon Red and Pokémon Green (original the Japanese version of Blue), respectively.

Unlike Pokémon Red and Green, this game has many updates over the original games. The graphics are slightly improved; the Pokédex is enhanced; and these games are compatible with Pokémon Ruby, Sapphire, and Emerald. There are also the new Sevii islands, Johto Pokémon, the VS seeker, the Fame Checker, new move tutors, Wireless Features, the Trainer Tower, event Pokémon changes, compatibility with Mystery Gift, two-island minigames, Berry Crushing, slight change in your Trainer Card, TMs and HMs that weren't in Pokémon Red and Pokémon Green, a help feature, and the ability to fix the Berry Glitch in Pokémon Ruby and Sapphire.