When you cast this spell, counter it unless you sacrifice a land. At the beginning of each player's upkeep, that player sacrifices a land. When there are no lands on the battlefield, sacrifice Mana Vortex.
NM-Mint - $17.00
Lightly Played - $15.30
Moderately Played - $13.60
Heavily Played - $11.90
Damaged - $8.50
NM-Mint Non English - $17.00
Lightly Played Non English - $15.30
Moderately Played Non English - $13.60
Heavily Played Non English - $11.90
Damaged Non English - $8.50