Oh. Uh... right, I guess you don't know my history with her.

Yeah, back when I worked under her, I'd see all kinds of wild gizmos she'd make- y'know, real impressive stuff- like this... high-speed rollercoaster ride that'd launch us into the secret lab with all her potions and whatnot. [He has a melancholic smile on his face recalling this memory.] That was... always my favorite.

So... a catapult? That's easy, she'd know how to put one together.