Each opponent can't cast noncreature spells with mana value greater than the number of lands that player controls. Whenever an opponent casts a spell, if no mana was spent to cast it, counter that spell.
I told Jace that Ravnica would fall apart if he didn't take his responsibilities seriously. I didn't want to be right.
NM-Mint - $1.00
Lightly Played - $0.90
Moderately Played - $0.80
Heavily Played - $0.70
Damaged - $0.50
NM-Mint Non English - $1.00
Lightly Played Non English - $0.90
Moderately Played Non English - $0.80
Heavily Played Non English - $0.70
Damaged Non English - $0.50
Foil Prices
NM-Mint Foil - $1.20
Lightly Played Foil - $1.10
Moderately Played Foil - $1.00
Heavily Played Foil - $0.90
Damaged Foil - $0.60
NM-Mint Foil Non English - $1.20
Lightly Played Foil Non English - $1.10
Moderately Played Foil Non English - $1.00
Heavily Played Foil Non English - $0.90
Damaged Foil Non English - $0.60