Drown in the Loch is a mythic Instant card from Special Guests (SPG), collector number 27. Current market price: $7.07 (foil $15.39), TCGplayer market prices via Scryfall.
Choose one — • Counter target spell with mana value less than or equal to the number of cards in its controller's graveyard. • Destroy target creature with mana value less than or equal to the number of cards in its controller's graveyard.