This game is using Flash! After the 31st of July 2019, your internet browser might start blocking Flash, especially if you use Google Chrome. This means you'll have to activate it to play this game.
Zombies are coming to eat the brains of humans! Mario and Sonic must team up to fight the zombies with every weapon they have. Get enough money by defeating zombies and you can add Sonic as a sniper. He has a very high price, but he deserves it.