Iron Ball

Iron Ball is a boss from the Wily Tower in Mega Man: The Wily Wars. It bounces in the room and stop at times to attack with two lasers that ricochet in walls, resembling the Gemini Laser. It can only be damaged when the eyes are open. After losing half of its energy, spikes appear all over its body. It's weak to the electric weapons Thunder Beam and Spark Shock.