[ Undyne, meanwhile, is all bravado and strutting and... mostly trying to tell herself she's going to win because it's going to be embarrasing and uncomfortable in more ways than one if she doesn't. ]

If I win, you have to do 100 laps around the castle, and tell everyone you run into that I beat you! Even if you already told them once!

[ Actually, she couldn't really think of anything that would benefit her, so she came up with that on the way down to the kitchen. Taking a seat at the table, she leans in and slams her elbow down on the table. ]

I'm not gonna go easy on you, just because you're human.