Karplusan Minotaur is a rare Creature — Minotaur Warrior card from Coldsnap (CSP), collector number 86. Current market price: $5.47 (foil $8.23), TCGplayer market prices via Scryfall.
Cumulative upkeep—Flip a coin. (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.) Whenever you win a coin flip, this creature deals 1 damage to any target. Whenever you lose a coin flip, this creature deals 1 damage to any target of an opponent's choice.