Transmute Artifact [Antiquities] Conspiracy you may tap lands you

you may tap lands you don't control for mana

That creature is a black Zombie in addition to its other colors and types

As you tap the power of your lofty keep

A thunderous explosion shattered the silver monolith and Avacyn emerged

Young Conquerer enters the battlefield

Transmute Artifact [Antiquities] Conspiracy you may tap lands youSet: Antiquities Type: Sorcery Uncommon Cost: {U}{U} Sacrifice an artifact. If you do, search your library for an artifact card. If that card's converted mana cost is less than or equal to the sacrificed artifact's converted mana cost, 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 your library.