Shard of the Nightbringer is a rare Creature — C'tan card from Warhammer 40,000 Commander (40K), collector number 55★. Current market price: — (foil $11.70), TCGplayer market prices via Scryfall.
Flying Drain Life — When this creature enters, if you cast it, target opponent loses half their life, rounded up. You gain life equal to the life lost this way.