When you cast Mana Vortex, you may sacrifice a land. If you don't, counter Mana Vortex.
At the beginning of each player's upkeep, that player sacrifices a land.
When there are no lands on the battlefield, sacrifice Mana Vortex.
The Dark (Rare) The Dark
Masters Edition III (Rare)
Near Mint Condition
A card in Near Mint condition shows minimal to no wear from shuffling or general play. Cards classified as Near Mint/Mint are generally indistinguishable from cards in an unsleeved deck of other Near Mint/Mint cards. Foils in this condition have little or no scuffing or clouding on the front and edges of the card.