|Home world:||Planet Salome (Alternate universe)|
|First Appearance:||Ultra Galaxy Legend Gaiden: Ultraman Zero vs. Darklops Zero|
Imitation Ultra Brothers
Subtitle: Robot Super Man (ロボット超人 Robotto Chōjin)
- Height: 40 m
- Weight: 35,000 t
- Origin: Alternate Planet Salome
Mega Monster Battle: Ultra Galaxy Legends Gaiden
Part 1: Cosmic Collision
Ultraman first appears with his artificial brothers, confronting Ultraman Zero and the alternate ZAP Spacy crew. However, Zero managed to escape them after killing Robot Ultraman Jack and Robot Zoffy.
Part 2: Zero's Suicide Zone
He reappeared, this time along with a lot of Imitation Ultramen appeared and ready to be transported until Gomora was summoned and disrupts their plan while Darklops Zero awakens and destroys the robot Ultras including the Robot Ultramen.
Powers and Abilities
- Specium Ray: Robot Ultraman can use the Specium Ray just like Ultraman.
- Ultra Slash: Robot Ultraman can use the Ultra Slash just like Ultraman.
- Ultra-Attack Ray: Robot Ultraman can fire a spiral energy ray shot from his hands.