Cheapest priced copy (Alliances): $0.35 at Card Kingdom, near mint, their price list as of .
Foresight 
Sorcery · Common · Alliances · #29a
Search your library for three cards, exile them, then shuffle.
Draw a card at the beginning of the next turn's upkeep.
Legal inCommanderLegacyVintagePauper
Not legal inBrawlStandardPioneerModern