Liliana's Contract is a rare Enchantment card from Core Set 2019 (M19), collector number 107. Current market price: $4.95 (foil $6.42), TCGplayer market prices via Scryfall.
When this enchantment enters, you draw four cards and you lose 4 life. At the beginning of your upkeep, if you control four or more Demons with different names, you win the game.