User blog comment:Gobbol943/The Mixies First Concert./@comment-25255743-20160722180839

well, acording to EKHID, Camillot was still a prince and didnt had his axe arm, which means that Trumpsy and Jamzy learnt at school, and once they grew up, Camillot probably got his axe arm, but there are known Mixies tribe members beside Tapsy, Jamzy and Trumpsy, because the Mixies TRIBE is based on instruments, but there is also the Mixies BAND which include Jamzy, Trumpsy and Tapsy when they grew up.

But who knows, its a theory. And proof for the other Mixies tribe members: