JankenProfile Image of Janken
Name: Janken
First Appearance: "Gumball vs. Janken"
Last Appearance: None
Aged: 12
Relatives: Mr. Fitzgerald (uncle)
Leslie (younger brother)
Penny (cousin)
Voice Actor: Peter Shukoff

Janken is the antagonist in Band Adventures. He battles Gumball in rap.


He rap battles Gumball during the Epic Rap Battles of Elmore Rap. Despite outrapping him, Gumball is considered the winner since he was knifed.


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