Decision 3 is a Shooting game on ZiLigames.Com. You can play Decision 3 in your browser for free. Fight against stronger, more violent monsters in decision 3! this zombie-killing sequel lets you team up with other survivors in town. you can use each person's abilities to complete special tasks and conquer every wave of mutants. there are more than 30 weapons variations available for your monster-slaying pleasure! Control: Explained in-game.