Alien mutants are about to conquer the Earth and your mission is to destroy their base. Kill all those extraterrestrial monsters and save our planet! You'll be rewarded with cash on every alien that you will obliterate. You can use that money to buy yourself bigger and better weapon. Unlock all the achievements and head your way to the top score! Attack of Alien Mutants is a terrific game which you can play for free in in fsiv.com. With Attack of Alien Mutants game, we supply many cool Fsiv games to play at no cost.

Use Arrow keys And WASD button to Move, Use Spacebar button to Jump, Use Alt button to Crouch, Use Shift button to (Left):Sprint, Use X button to Prone, Use E button to Use Item, Use P button to Pause, Use Move Mouse button to Aim, Use Left Mouse button to Shoot/Attack, Use Right Mouse button to Zoom, Use Wheel Mouse button to Select Weapon, Use R button to Reload, Use / button to Next/Previous Weapon, Use 1 And 2 And 3 And 4 And 5 And 6 And 7 And 8 And 9 button to Select Weapon,

shooting, 3d, webgl..