[ She reaches the lip of the ballpit, and looks down at it with a scowl, arms on her hips. ]

Thirteen months later, and I still have no answer for you there. Sadism, probably.

[ Why does Hazel Lockwood do anything? Because she's awful, that's the only answer Kanaya has. She bends down to pick one of the balls up, and tosses it his way. ]

You're supposed to play in them. Theoretically. There's hardly any room to do much of anything with this one.