Transmute Artifact [Antiquities] Basic Lightning Energy but how do we get

but how do we get down

Set: Black & White: Boundaries Crossed Type: Water Rarity: Ultra Rare Retreat cost: Colorless

rounded up

but few can endure the ringing of the spires

Set: EX: Holon Phantoms Type: Grass

Transmute Artifact [Antiquities] Basic Lightning Energy but how do we getSet: Antiquities Type: Sorcery Rarity: Uncommon Cost: {U}{U} Sacrifice an artifact. If you do, search your library for an artifact card. If that card's mana value is less than or equal to the sacrificed artifact's mana value, put it onto the battlefield. If it's greater, you may pay {X}, where X is the difference. If you do, put it onto the battlefield. If you don't, put it into its owner's graveyard. Then shuffle.