Manifest the top card of your library, then put X +1/+1 counters on it. (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 Foil - $0.50
NM-Mint Foil Non English - $0.50
Lightly Played Foil - $0.50
Lightly Played Foil Non English - $0.50
Moderately Played Foil - $0.40
Moderately Played Foil Non English - $0.40
Heavily Played Foil - $0.40
Heavily Played Foil Non English - $0.40
Damaged Foil - $0.30
Damaged Foil Non English - $0.30