Magister Nebula, full title Magister Nebula of the Arachnichimp, Savior of Worlds is a minor character in

Nebula looking worried in the episode Monkey Bussiness.

the Sem 10 franchise.


Nebula is always show to be calm, but was seen worried in Monkey Business. He has helped planets for as long as he was a Plumber, and is currently still one.

Abilities and Weaknesses

Simply put, Spidermonkey's.


Sem 2.10


  • He will return in an episode of Sem 2.10, as revealed in Ultimate Hyjinx when told Sem that they will see each other once again.
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