Dovin, Reanimated

+1: You gain 1 life, draw 1 card, and put a +1/+1 counter on target creature.
0: Until end of turn, Dovin Reanimated becomes a 0/0 reanimation creature with 'This creature gets +1/+1 for each creature you control.'
-7: Create X 1/1 reanimation creature tokens with deathtouch, where X is your life total. Then destroy all non reanimation creatures.