Craqua home world is under attack by techno-genetic enemies. A heroic crab must save its origins anyhow!!! Complete all 6 stages and defeat 3 original bosses. Guide the crab by moving your mouse, and motivate him to shoot at invaders by holding the left mouse button. In case of extreme situations hit SPACEBAR to unleash a rocket attack. Try to prevent enemies from arriving at the bottom. Collect the stars to level up your weapons.