Milara, Bane of Gods

+2: Creatures you control gain skulk until end of turn and creatures you don't control lose indestructible and hexproof until end of turn.
-3: Exile target creature. Creatures that share a color with that creature get -2/-2 until end of turn.
-8: You get an emblem with "Whenever an opponent casts a spell, counter that spell unless that player discards a card."