Masticore is a mythic Artifact Creature — Masticore card from From the Vault: Relics (V10), collector number 7. Current market price: — (foil $16.74), TCGplayer market prices via Scryfall.
At the beginning of your upkeep, sacrifice this creature unless you discard a card. {2}: This creature deals 1 damage to target creature. {2}: Regenerate this creature.