To get the now-childlike Mona onto their team officially, G-Wrench and the team visit league registration. It's revealed that Mona can use a Fight Burst, but doesn't remember how to do it. As Kara's suspicions grow, Professor Pi's team Q.E.D. challenges them to a match.
What's that?
ما هذا؟
Quod erat demonstrandum.
¿Qué es eso?
¿Qué es eso?
Oh non…
Che succede?
O que é aquilo?!
Что это?