Wall of Limbs is a uncommon Creature — Zombie Wall card from Tarkir: Dragonstorm Commander (TDC), collector number 200. Current market price: $0.33, TCGplayer market prices via Scryfall.
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.