Ghastly Remains is a rare Creature — Zombie card from Legions (LGN), collector number 71. Current market price: $0.30 (foil $5.89), TCGplayer market prices via Scryfall.
Amplify 1 (As this creature enters, put a +1/+1 counter on it for each Zombie card you reveal in your hand.) At the beginning of your upkeep, if this card is in your graveyard, you may pay {B}{B}{B}. If you do, return it to your hand.