Cyclopean Tomb [Collectors' Edition] Mercadian Masques Nylea isn't a creature

Nylea isn't a creature

its controller reveals cards from the top of their library until an artifact or creature card is revealed and exiles that card

"Resignedly beneath the sky/The melancholy waters lie

Set: Ice Age Type: Enchantment — Aura Rarity: Uncommon Cost: {1}{B} Enchant creature card in a graveyard

" Put target creature card from a graveyard onto the battlefield under your control and attach Necromancy to it

Cyclopean Tomb [Collectors' Edition] Mercadian Masques Nylea isn't a creatureSet: Collectors' 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