Play Sift Heads Assault 3 unblocked -- as requested, we have added this popular shoot em up game to our awesome library. In the third installment of the action-packed Sift Heads shooting game series you train as the well-known mercenary Vinnie who has ultimate assassination skills. Choose between two different game play options and try to survive all waves of enemies. Shoot accurately with various upgradeable weapons and perform awesome combat attacks to defeat all your enemies. Controls: A / D = Run, W = Jump, AS = Roll, Mouse = Aim / Shoot, Q = Change Weapon, R = Reload, Space = Attack Sift Heads Assault 3 unblocked is rated T for teens.