Wall of Limbs - Magic 2015 #121

Wall of Limbs

Set: Magic 2015 (M15)
Collector Number: 121
Type: Creature — Zombie Wall
Rarity: Uncommon
Mana Value: 3.0

Defender (This creature can't attack.)
Whenever you gain life, put a +1/+1 counter on this creature.
{5}{B}{B}, Sacrifice this creature: Target player loses X life, where X is this creature's power.