Cyclopean Tomb [Beta Edition] Instant "While most overworlders fortunately don't

"While most overworlders fortunately don't realize this

Set: Champions of Kamigawa Type: Legendary Artifact — Equipment Rarity: Rare Cost: {3} Equipped creature gets +3/+1

If it's a land card

you may pay {2}{G}

Cyclopean Tomb [Beta Edition] Instant "While most overworlders fortunately don'tSet: Beta Edition 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 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