Setting the scene
In the early 1990s, Nintendo's Game Boy thrived on Tetris and Mario, but designer Satoshi Tajiri, a bug-collecting kid from Tokyo, envisioned linking cables to trade creatures. Game Freak, his small studio, spent six years developing Capsule Monsters, nearly bankrupting Nintendo. Meanwhile Japan's recess culture prized collecting stickers and Tamagotchi, priming kids for portable monster trading.
What happened
Nintendo released Pocket Monsters Red and Green in Japan on February 27, 1996, for Game Boy. Players chose Bulbasaur, Charmander, or Squirtle, explored Kanto, and aimed to catch 151 Pokémon and become Champion by battling gyms and trading via Link Cable. Initial sales were slow until CoroCoro magazine revealed secret Mew, sparking playground frenzy.
Why it still matters
Red and Green launched a $100-billion franchise spanning games, anime (1997), cards, and movies, selling over 489 million game units by 2025. The catch-trade-battle loop defined portable multiplayer and inspired Pokémon GO. Memorable detail: the games' glitchy MissingNo. became legendary, duplicating items and teaching a generation about software bugs through playground myths.
Background
Pokémon FireRed Version and Pokémon LeafGreen Version are 2004 remakes of the 1996 role-playing video games Pokémon Red and Green. They were developed by Game Freak and published by The Pokémon Company and Nintendo for the Game Boy Advance. FireRed and LeafGreen were first released in Japan in January 2004 and in North America and Europe in September and October 2004, respectively. The games are part of the third generation of the Pokémon video game series and hold the distinction of being the first enhanced remakes of previous games within the franchise. The franchise quickly expanded into anime, cards, and global merch.