At the beginning of your end step, you may sacrifice a creature. If you do, look at the top X cards of your library, where X is that creature's mana value. You may put a creature card from among them onto the battlefield. Put the rest on the bottom of your library in a random order.
NM-Mint Foil - $24.10
Lightly Played Foil - $21.70
Moderately Played Foil - $19.30
Heavily Played Foil - $16.90
Damaged Foil - $12.10
NM-Mint Foil Non English - $24.10
Lightly Played Foil Non English - $21.70
Moderately Played Foil Non English - $19.30
Heavily Played Foil Non English - $16.90
Damaged Foil Non English - $12.10