Metroid Prime 2 is one of 9-Volt and 18-Volt's Microgames in WarioWare: Smooth Moves. The game is based on Metroid Prime 2: Echoes.
The player controls Samus in her Morph Ball form. The player must tilt the Wii Remote to make Samus knock down the barrel. If Samus rolls too far inward the player can tilt backwards too.