The monster has stolen a rare powerful weapon from the underground museum. Now your mission is to find the monster and recapture the weapon back! This is not easy, but it is an exciting adventurous trip and challenge. Mario vs Monsters is a terrific game which you can play for free in in 4friv.com. With Mario vs Monsters game, we supply many cool Friv 4 games to play at no cost.

Use WASD button/Use Arrow keys button to Move, Use Mouse button to Aim/Shoot,

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