{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 this ability 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 - $23.700
Lightly Played - $18.900
Moderately Played - $16.600
Heavily Played - $14.200
Damaged - $11.900
Near Mint Spanish - $23.700
Lightly Played Spanish - $18.900
Moderately Played Spanish - $16.600
Heavily Played Spanish - $14.200
Damaged Spanish - $11.900