Korosis, Fearsom Warrior

+1: Korosis deals 1 damage to each of up to three target creatures or planeswalkers.
0: Until end of turn, Korosis becomes a 4/4 Minotaur Warrior creature with firststrike. It's still a planeswalker.
-6: Creatures you control get +3/+3 until end of turn. Mintaur creatures you control gain firststrike until end of turn.