Witch Doctor

+1: Until the end of the turn, when target creature or player takes damage from any source, they take 1 extra damage.
0: Tap up to 2 target creatures, they don't untap during their controller's next untap step.
-8: You get an Emblem with "Whenever an opponent draws a card, casts a spell, or taps a creature, do 2 damage to any target."