Arin of Rage

+1: Target creature gets +1/+0 and gains haste until end of turn.
0: Arin of Rage becomes a 4/4 Warrior creature with First Strike, Haste, and is Indestructible until end of turn.
-8: You gain an emblem with "After your first combat phase, untap creatures you control and take another. Creatures you control have First Strike."