At the beginning of your end step, if you control a creature, look at the top seven cards of your library. Then you may sacrifice a creature. If you do, you may put a creature card with mana value X or less from among those cards onto the battlefield, where X is 1 plus the sacrificed creature's mana value. Put the rest on the bottom of your library in a random order.
Near Mint - $5.50
Lightly Played - $4.40
Moderately Played - $3.80
Heavily Played - $3.30
Damaged - $2.80
Near Mint Spanish - $5.50
Lightly Played Spanish - $4.40
Moderately Played Spanish - $3.80
Heavily Played Spanish - $3.30
Damaged Spanish - $2.80
Foil Prices
Near Mint Foil - $12.90
Lightly Played Foil - $10.30
Moderately Played Foil - $9.00
Heavily Played Foil - $7.80
Damaged Foil - $6.50
Near Mint Foil Spanish - $12.90
Lightly Played Foil Spanish - $10.30
Moderately Played Foil Spanish - $9.00
Heavily Played Foil Spanish - $7.80
Damaged Foil Spanish - $6.50