Cryptbreaker is a rare Creature — Zombie card from Aetherdrift Commander (DRC), collector number 41. Current market price: $0.43, TCGplayer market prices via Scryfall.
{1}{B}, {T}, Discard a card: Create a 2/2 black Zombie creature token. Tap three untapped Zombies you control: You draw a card and lose 1 life.