Knowledge Vault [Legends] The Lost Caverns of Ixalan Prerelease Cards Set: Legendary Collection Type: Colorless

Set: Legendary Collection Type: Colorless Rarity: Rare

Set: Promo Finish: Cold Foil Type: Equipment Subtype: Legs Rarity: Promo Class: Mechanologist (A player may add Proto Base Head to their card-pool in a Bright Lights limited format

Set: Box Topper Type: Metal Rarity: Promo Retreat cost: Colorless

Set: Sun & Moon: Celestial Storm Type: Dragon Rarity: Ultra Rare Retreat cost: Colorless

and heal all damage on him

Knowledge Vault [Legends] The Lost Caverns of Ixalan Prerelease Cards Set: Legendary Collection Type: ColorlessSet: Legends Type: Artifact Rarity: Rare Cost: {4} {2}, {T}: Exile the top card of your library face down. {0}: Sacrifice Knowledge Vault. If you do, discard your hand, then put all cards exiled with Knowledge Vault into their owner's hand. When Knowledge Vault leaves the battlefield, put all cards exiled with Knowledge Vault into their owner's graveyard.