Atork Thundertail

+1: Until end of turn, Atork Thundertail becomes a 4/4 Bear creature with trample. Prevent all damage that would be dealt to him this turn.
-1: Atork Thundertail deals damage equal to its loyalty to target creature you don't control.
-6: You get an emblem with "creatures you control get +2/+2 and trample."