Synthesis Pod (Phyrexia: All Will Be One Commander 33) - Rare Magic: The Gathering Card

( can be paid with either or 2 life.)
, , Exile a spell you control: Target opponent reveals cards from the top of their library until they reveal a card with mana value equal to 1 plus the exiled spell's mana value. Exile that card, then that player shuffles. You may cast that exiled card without paying its mana cost.