Triskaidekaphile is a rare Creature — Human Wizard card from Innistrad: Double Feature (DBL), collector number 81. Current market price: $3.94 (foil $15.96), TCGplayer market prices via Scryfall.
You have no maximum hand size. At the beginning of your upkeep, if you have exactly thirteen cards in your hand, you win the game. {3}{U}: Draw a card.