Gurzigost is a rare Creature — Beast card from Torment (TOR), collector number 126. Current market price: $0.42 (foil $3.00), TCGplayer market prices via Scryfall.
At the beginning of your upkeep, sacrifice this creature unless you put two cards from your graveyard on the bottom of your library. {G}{G}, Discard a card: You may have this creature assign its combat damage this turn as though it weren't blocked.