Shootup.io unblocked makes you a gunslinger who has to raise his gun to shoot all zombies and enemies in a mysterious town. Shootup.io online is an action-packed shooting io game featuring the zombie element. It’s all about kill or be killed, so try your best to defeat all zombies for your survival.
In this title, waves of zombies are lurking somewhere in the town. They are willing to attack you on sight. Therefore, you need to quickly pick up weapons and build a base for yourself, or find a vehicle to squash them. Try to defend yourself from these zombies before they beat you. For every 100 zombies you have killed, you will unlock a new upgrade or a new building. Make use of these rewards to your advantage for more strength! Also, you can form alliances with other players or play as a solo fighter. You have to survive, win over them all, and become the winner!