Amulet of Quoz

Remove this card from your deck before playing if you're not playing for ante.
, Sacrifice this artifact: Target opponent may ante the top card of their library. If they don't, you flip a coin. If you win the flip, that player loses the game. If you lose the flip, you lose the game. Activate only during your upkeep.

USD reference: $1.56 (~₱97.65)