{2}, {T}: Put a mire counter on target non-Swamp land. That land is a Swamp for as long as it has a mire counter on it. Activate only during your upkeep. When Cyclopean Tomb is put into a graveyard from the battlefield, at the beginning of each of your upkeeps for the rest of the game, remove all mire counters from a land that a mire counter was put onto with Cyclopean Tomb but that a mire counter has not been removed from with Cyclopean Tomb.
Near Mint - $39.70
Lightly Played - $31.70
Moderately Played - $27.80
Heavily Played - $23.80
Damaged - $19.90
Near Mint Spanish - $39.70
Lightly Played Spanish - $31.70
Moderately Played Spanish - $27.80
Heavily Played Spanish - $23.80
Damaged Spanish - $19.90