First thought that came to mind would be a vague Cell reference from Dragonball Z; the only other vague reference I could think of is Jojo but I doubt it
Edit: After looking at the next page it is indeed the latter
Suwako-sama, why are you here!?...nothing I can do, now that you figured me out.Aah......to know when you're about to throw your fit, I supplied those kids, who are easy prey for you, with an alarm system.A countermeasure!Heh...Yeah, you see...QuiverTrembleIf it's came to this, then I'll absorb your burning spirit and become the perfect being!