Alien Demon is an armored alien appeared in the manga of Ultraman Taro.
- Height: TBA
- Weight: TBA
- Origin: Planet Demon
- Powers and Weapons
- Ray Gun: Alien Demon has a ray gun that fires a powerful bolt of lightning that can incinerate a man.
- Suit: Alien Demon wears a protective suit that shields it from alien atmospheres. However, the suit didn't seem useful as protection against fire. The suit automatically calls Alien Demon's robot guard when he is in danger.
- Robot Bodyguard: Alien Demon had a robot bodyguard, that responded to it, when it was in danger. It was disguised to look like a monster and was mistaken for a statue.