Robotboy 1x13 Brother - Trakt

Robotboy wants a family of robots, and when he finds out he has a brother called Protoboy he goes to Kamikazi's lab to find him. But soon he finds out he's evil.

Robotboy Brother (TV Episode 2005) - IMDb

Robotboy: All Episodes - Trakt

Robotboy - The Revenge of Protoboy, Season 2, Episode 03, HD Full Episodes

Robotboy: All Episodes - Trakt

Robotboy Season 1 - Trakt

Robotboy - Trakt

Robotboy, VS Battles Wiki

Robotboy 1x13 Brother - Trakt

Robotboy - The Revenge of Protoboy, Season 2, Episode 03, HD Full Episodes

Robotboy Season 1 - Trakt

Brother Bjorn, Robotboy Wiki

Robotboy Brother (TV Episode 2005) - IMDb

Protoboy, Robotboy Wiki

Robotboy - Door To Door and Brother, Season 1, Compilation