Zombie Royale Io

Zombie Royale io is a collecting survival arcade IO game. With 3D cartoon survivors, you need to help them rescue more survivors and shoot down as many zombies as you can. As the time goes on, you will meet more and more strong zombies. They will come and chase the last survivors randomly. You can summon more soldiers and bombs in the game. After each round, you can use the gold coins to upgrade your survivors.