Protectron

Protectron appeared in 1996 TV series called Power Rangers Zeo. Protectron was a robot monster used by Prince Gasket to guard the time-turning item resembling a crystal ball called the Chronosapios. He could blast a laser from his forehead. He was defeated by Tommy's Zeo Laser Pistol and ultimately eliminated by Super Zeo Megazord with the Warrior Wheel.