The Great Henge [Throne of Eldraine Prerelease Promos] Dack You can only use this

You can only use this effect of "Raremetalfoes Bismugear" once per turn

return Glistening Oil to its owner's hand

Set: Structure Deck: Powercode Link Card type: Tuner/Effect Monster Rarity: Common Attack: 0 Defense: 0 During your opponent's Main Phase (Quick Effect): You can send this card from your hand to the GY

Set: Urza's Saga Type: Creature — Shapeshifter Rarity: Rare Cost: {3}{U}{U} {U}: Untap Morphling

The Great Henge [Throne of Eldraine Prerelease Promos] Dack You can only use thisSet: Throne of Eldraine Prerelease Promos Type: Legendary Artifact Rarity: Mythic Cost: {7}{G}{G} This spell costs {X} less to cast, where X is the greatest power among creatures you control. {T}: Add {G}{G}. You gain 2 life. Whenever a nontoken creature enters the battlefield under your control, put a +1 +1 counter on it and draw a card.