Cyclopean Tomb [Limited Edition Alpha] The Lost Art Promotion you can detach 1 Xyz

you can detach 1 Xyz Material from that monster instead

destroy the "Metal Fiend Token"

if you control no creatures

None know its origin

Cyclopean Tomb [Limited Edition Alpha] The Lost Art Promotion you can detach 1 XyzSet: Limited Edition Alpha Type: Artifact Rarity: Rare Cost: {4} {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