Mario Invaders, a Space Invaders-style game featuring Super Mario characters and graphics, is a great space invaders-style game. Bowser has invaded Mario World. You must stop him by shooting down his spaceships.Mario Invaders, a Space Invaders-style game featuring Super Mario characters and graphics, is a great space invaders-inspired game. Bowser has invaded Mario World. You must stop him by shooting down his spaceships.