In Metroid Prime 3: Corruption for the Wii, bounty hunter Samus Aran faces a new threat as she's infected with Phazon and must fight to prevent its spread and corruption. The game features first-person exploration and action, with the Wii's controls allowing for intuitive aiming and interaction. The story takes Samus to various planets as she battles against the Space Pirates and uncovers a conspiracy threatening the galaxy.