Mass Effect 3 is the third installment of the Mass Effect video game trilogy, developed by BioWare. In this game, players take control of Commander Shepard, an Alliance Marine tasked with saving humanity from a race of machines who have launched a campaign to destroy them. As Shepard rallies forces from across the galaxy in one final mission to reclaim Earth, they must battle against overwhelming odds and fight for survival against this powerful enemy. With intense action-packed combat and compelling story-telling, Mass Effect 3 offers players an unforgettable gaming experience as they attempt to save humanity from extinction.