Counter target spell unless its controller pays {X}. If that player doesn't, they tap all lands with mana abilities they control and lose all unspent mana.
Near Mint - $3,800
Lightly Played - $3,000
Moderately Played - $2,700
Heavily Played - $2,300
Damaged - $1,900
Near Mint Spanish - $3,800
Lightly Played Spanish - $3,000
Moderately Played Spanish - $2,700
Heavily Played Spanish - $2,300
Damaged Spanish - $1,900