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.)
NM-Mint - $0.50
Lightly Played - $0.40
Moderately Played - $0.40
Heavily Played - $0.30
Damaged - $0.20
NM-Mint Non English - $0.50
Lightly Played Non English - $0.40
Moderately Played Non English - $0.40
Heavily Played Non English - $0.30
Damaged Non English - $0.20