Look at the top two cards of your library. Manifest one of those cards, then put the other on the top or bottom of your library. (To manifest a card, put it onto the battlefield face down as a 2/2 creature. Turn it face up any time for its mana cost if it's a creature card.)
Near Mint - $0.25
Lightly Played - $0.24
Moderately Played - $0.20
Heavily Played - $0.15
Damaged - $0.13
Near Mint Non-English - $0.25
Lightly Played Non-English - $0.24
Moderately Played Non-English - $0.20
Heavily Played Non-English - $0.15
Damaged Non-English - $0.13