Voltaic Key (JP Graphic Novel Insert) [Media Promos] Stronghold Set: Modern Masters Type: Artifact

Set: Modern Masters Type: Artifact — Equipment Rarity: Uncommon Cost: {0} Equipped creature has "{T}: Add one mana of any color

Set: Beta Edition Type: Artifact Rarity: Uncommon Cost: {4} {2}: Jade Statue becomes a 3/6 Golem artifact creature until end of combat

you may search your library for a creature card with mana value 1 or less

the Lord of Atlantis makes his people bold in battle merely by arriving to lead them

Voltaic Key (JP Graphic Novel Insert) [Media Promos] Stronghold Set: Modern Masters Type: ArtifactSet: Media Promos Type: Artifact Rarity: Rare Cost: {1} {1}, {T}: Untap target artifact. The key did not work on a single lock, yet it opened many doors.