Search for Tomorrow is a common Sorcery card from Modern Masters (MMA), collector number 161. Current market price: $0.30 (foil $0.88), TCGplayer market prices via Scryfall.
Search your library for a basic land card, put it onto the battlefield, then shuffle. Suspend 2—{G} (Rather than cast this card from your hand, you may pay {G} and exile it with two 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.)