With a sigh, she swipes her hands u and down and the ground suddenly rolls upwards underneath where Coby was standing, like a wave. The earth at the bottom of the hole uncompresses, the walls sink back down, and within a matter of seconds it's flat and smooth again, as if nothing had happened.

She leaves his tossed-in bolder there, though.

"What's rokushiki, then? People can't bust up rocks without touching them like that in my world. Not unless they're earthbenders."