Ancestral Vision is a rare Sorcery card from Duel Decks: Jace vs. Chandra (DD2), collector number 21. Current market price: $2.46, TCGplayer market prices via Scryfall.
Suspend 4—{U} (Rather than cast this card from your hand, pay {U} and exile it with four time counters on it. At the beginning of your upkeep, remove a time counter. When the last is removed, you may cast it without paying its mana cost.) Target player draws three cards.