If an opponent would mill one or more cards, they mill twice that many cards instead. (To mill a card, a player puts the top card of their library into their graveyard.)
NM-Mint - $47.70
Lightly Played - $43.00
Moderately Played - $38.20
Heavily Played - $33.40
Damaged - $23.90
NM-Mint Non English - $47.70
Lightly Played Non English - $43.00
Moderately Played Non English - $38.20
Heavily Played Non English - $33.40
Damaged Non English - $23.90