 By traveling around the world, catching and evolving Pokémon, and defeating other Trainers in battle, the player increases the size and strength of their Pokémon collection.A major subplot of each game is to defeat a criminal organization, whose intents are usually trying to take over the world through the misuse of Pokémon.These organizations include Team Rocket, Neo Team Rocket, Team Aqua and Team Magma, Team Galactic, Team Plasma, Neo Team Plasma, Team Flare, Team Skull, Team Rainbow Rocket, the Aether Foundation, Team Yell, and Macro Cosmos.