Pokémon creatures from the multi-billion-dollar Pokémon – a collection of video games, anime, manga, books, trading cards and other media created by Satoshi Tajiri. The purpose of Gloom in the games, anime and manga, as with all other Pokémon, is to battle both wild Pokémon, untamed creatures encountered while the player passes through various environments, and tamed Pokémon owned by Pokémon trainers. http://uk.gameboy.ign.com/articles/389/389660p1.html Pokémon Ruby and Pokémon Sapphire Review (page 1) Ign.com. URL Accessed June 1, 2006.