From Act1 Corporation:
Touch the screen and swing the hammer to kill the enemy, remove your finger from the screen to throw the hammer, power increases and the hammer will start to glow as you continue to swing it around the screen, throw the hammer when it is glowing to kill enemies with a protective barrier, releasing the hammer and throwing it at your enemies when it is glowing will score bonus points, use these techniques to further increase your score. Version 1.1 added Nightmare mode.
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