Screw Bomber, also known as Screw Driver (スクリュードライバー Sukuryū Doraibā?) in Japan, are enemies that stay in the floors and ceilings, and, when Mega Man gets close to it, spins and shoots in five different directions twice. It does this once in Mega Man: Dr. Wily's Revenge. In Dr. Wily's Revenge they appear in: * Fire Man's Stage * Cut Man's Stage * Last Wily Stage They appear in Mega Water S's Stage and the 1st Wily Stage in Mega Man: The Wily Wars.