The Deck of Many Things is a mythic Legendary Artifact card from Adventures in the Forgotten Realms Promos (PAFR), collector number 241p. Current market price: $6.02 (foil $5.95), TCGplayer market prices via Scryfall.
{2}, {T}: Roll a d20 and subtract the number of cards in your hand. If the result is 0 or less, discard your hand. 1—9 | Return a card at random from your graveyard to your hand. 10—19 | Draw two cards. 20 | Put a creature card from any graveyard onto the battlefield under your control. When that creature dies, its owner loses the game.
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