Mana Vortex

Enchantment

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 of their choice.

When there are no lands on the battlefield, sacrifice this enchantment.

Mana Vortex is on the reserved list, which means WOTC has self-imposed restrictions from making functional reprints of this card.