At the beginning of your upkeep, you may look at the top card of your library. You may cast it without paying its mana cost if it's an instant or sorcery spell.
It chews open Mirrodin's husk and feeds on the outpouring of energy.
Near Mint - $400
Lightly Played - $300
Moderately Played - $300
Heavily Played - $300
Damaged - $200
Near Mint Spanish - $400
Lightly Played Spanish - $300
Moderately Played Spanish - $300
Heavily Played Spanish - $300
Damaged Spanish - $200
Foil Prices
Near Mint Foil - $700
Lightly Played Foil - $600
Moderately Played Foil - $500
Heavily Played Foil - $400
Damaged Foil - $400
Near Mint Foil Spanish - $700
Lightly Played Foil Spanish - $600
Moderately Played Foil Spanish - $500
Heavily Played Foil Spanish - $400
Damaged Foil Spanish - $400