Cyclopean Tomb [30th Anniversary Edition] Merfolk Rogue Whenever one or more creatures

Whenever one or more creatures you control deal combat damage to a player

Set: Diamond & Pearl: Stormfront Type: Water Rarity: Rare Retreat cost: Colorless

Set: Eternal Masters Type: Sorcery Rarity: Rare Cost: {R} Search your library for a card

Set: XY: Primal Clash Type: Supporter Rarity: Ultra Rare Retreat cost: 0

Set: Gym Challenge 1st Edition Type: Trainer Rarity: Uncommon

Cyclopean Tomb [30th Anniversary Edition] Merfolk Rogue Whenever one or more creaturesSet: 30th Anniversary 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