Gene and Chiefghee get betrayed (non canon)
You see as Gene thought Punker beneficial to him, but he didn't realize he was the worst of the worst. As for Chiefghee same thing, he also didn't realize the same thing about Rendes.
Clip from Teen Titans- • Teen Titans - Trigon removes Slade’s powers
Clip from Ben 10- • Video
Credits-@MikeezArchives for making Gene and @Kieopera for making Chiefghee