Archon Chaosbringer

+2: Sphere of Hate - Put a +1/+1 counter on each attacking creature you control. They gain Haste until end of turn.
-3: Sphere of Dominance and Suffering - Gain control of target creature. It gains Haste and attacks. Any damage it suffers becomes -1/-1 counters.
-9: Sphere of Vengeance - Deal damage to target player equal to the damage creatures they control dealt to you this turn. Use as an Instant.