|Home world:||Land of Light|
|First Appearance:||Ultraman Boy's Colisium|
|Last Appearances:||Mega Monster Battle: Ultra Galaxy Legends The Movie|
|Number of Appearances:||TBA|
ULTRAMAN BOY'S ULTRA COLISEUM worked as a way to introduce younger children to Tsuburaya Productions' heroes and monsters. Hosted by Ultraman Boy, a new invention, each 5 minute-long episode provided info on the different Ultra Heroes, monsters, and robots, plus, featured "new" battles by combining stock footage from the various series.
Ultraman Boy has three brief cameos in this movie. First he is seen fighting and losing to a rookie Ultrawoman while training in the Ultra Coliseum. Later when Ultraman Belial attacks the Land of Light you can see him hiding and shouting in fear "Oh this is terrible!" and you don't see him untill he end. In the end he his seen standing between Ultraseven 21 and Ultraman Neos listening to Ultraman King's speech.
- The original Ultraman Boy suit was reused for his appereance in this film.