Each opponent can't cast noncreature spells with converted mana cost 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."
Near Mint - £2.00
Near Mint Non English - £2.00
Lightly Played - £1.70
Lightly Played Non English - £1.70
Moderately Played - £1.40
Moderately Played Non English - £1.40
Heavily Played - £1.00
Heavily Played Non English - £1.00
Damaged - £0.60
Damaged Non English - £0.60
Near Mint Foil - £2.90
Near Mint Foil Non English - £2.90
Lightly Played Foil - £2.50
Lightly Played Foil Non English - £2.50
Moderately Played Foil - £2.00
Moderately Played Foil Non English - £2.00
Heavily Played Foil - £1.50
Heavily Played Foil Non English - £1.50
Damaged Foil - £0.90
Damaged Foil Non English - £0.90