Stone-Tongue Basilisk is a rare Creature — Basilisk card from Odyssey (ODY), collector number 276. Current market price: $0.36 (foil $8.85), TCGplayer market prices via Scryfall.
Whenever this creature deals combat damage to a creature, destroy that creature at end of combat. Threshold — As long as there are seven or more cards in your graveyard, all creatures able to block this creature do so.