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 - $8.00
Lightly Played - $7.50
Moderately Played - $6.50
Heavily Played - $4.75
Damaged - $4.00
Near Mint Non-English - $8.00
Lightly Played Non-English - $7.50
Moderately Played Non-English - $6.50
Heavily Played Non-English - $4.75
Damaged Non-English - $4.00
Foil Prices
Near Mint Foil - $10.50
Lightly Played Foil - $10.00
Moderately Played Foil - $8.50
Heavily Played Foil - $6.25
Damaged Foil - $5.25
Near Mint Foil Non-English - $10.50
Lightly Played Foil Non-English - $10.00
Moderately Played Foil Non-English - $8.50
Heavily Played Foil Non-English - $6.25
Damaged Foil Non-English - $5.25