You may pay {B} rather than pay this spell's mana cost if there are thirteen or more creatures on the battlefield. Each player sacrifices thirteen creatures of their choice.
NM-Mint Foil - $45.40
Lightly Played Foil - $43.10
Moderately Played Foil - $40.90
Heavily Played Foil - $36.30
Damaged Foil - $29.50
NM-Mint Foil Non English - $45.40
Lightly Played Foil Non English - $43.10
Moderately Played Foil Non English - $40.90
Heavily Played Foil Non English - $36.30
Damaged Foil Non English - $29.50