Killer 7 (PS2)

Killer 7 chronicles the connection between two men whose intertwined paths develop into a tale of revenge and altering personas. You play as not only one man but also as his seven other personalities in a mission to stop a wave of indiscriminate violence that's plaguing the world. Each of your personalities has unique abilities--including invisibility, extra strength, superhearing, and more--that help you defeat the evil Kun Lan and his crazy soldiers.