Introducing Silverlit Robo Kombat Mega battling robot with switchable fist! New robot has 2 game modes - challenge mode for battles with A.I. and versus mode for battles with your friends. Knock them off with powerful punch! Battling robots have LED eyes, 4 switchable pits, cool punching sound effects with much fun. Requires batteries 3 AA batteries for each robot and 2 AAA batteries for transmitters.