Treasury Thrull is a rare Creature — Thrull card from Commander 2015 (C15), collector number 235. Current market price: $0.15, TCGplayer market prices via Scryfall.
Extort (Whenever you cast a spell, you may pay {W/B}. If you do, each opponent loses 1 life and you gain that much life.) Whenever this creature attacks, you may return target artifact, creature, or enchantment card from your graveyard to your hand.