Chung, Tiamat

Trample, Menace
Creatures blocked by Chung, Tiamat get -1/-0 until end of turn.
Whenever this creature transforms into Chung, Tiamat, other creatures you control gain Trample and +2/+2 until end of turn.
{w}{w}{w}{w}{w}, {t}: Destroy target creature that dealt damage to you this turn.
Transform this creature during this turn's end step.
"I will protect everyone!"