Play as a zombie or a soldier! Either shoot the zombies or eat the soldiers in this unique online .io game. Join thousands of players from around the world as you attempt to climb the leaderboard on your server.
How to play: WASD keys or tap controls to move, Tap to shoot
ShootUp.io is an online action game that we hand picked for Lagged.com. This is one of our favorite mobile action games that we have to play. Simply click the big play button to start having fun. To play even more free games, view our all time top games page.