Your opponents can't cast spells with even converted mana costs. (Zero is even.) Your opponents can't block with creatures with even converted mana costs.
"Have you ever seen a world fall to its knees? Watch, and learn."
—Ob Nixilis
Near Mint - $19.700
Lightly Played - $15.800
Moderately Played - $13.800
Heavily Played - $11.900
Damaged - $9.900
Near Mint Spanish - $19.700
Lightly Played Spanish - $15.800
Moderately Played Spanish - $13.800
Heavily Played Spanish - $11.900
Damaged Spanish - $9.900
Foil Prices
Near Mint Foil - $29.700
Lightly Played Foil - $23.800
Moderately Played Foil - $20.800
Heavily Played Foil - $17.900
Damaged Foil - $14.900
Near Mint Foil Spanish - $29.700
Lightly Played Foil Spanish - $23.800
Moderately Played Foil Spanish - $20.800
Heavily Played Foil Spanish - $17.900
Damaged Foil Spanish - $14.900