Metroid Prime is an action-adventure game. Metroid Prime is the fifth main Metroid game and the first to use 3D computer graphics and a first-person perspective. The game is set between the original Metroid and Metroid II: Return of Samus, thrusts players into the role of bounty hunter Samus Aran. She confronts the Space Pirates and their perilous biological experiments on the planet Tallon IV.