Knowledge Vault [Legends] BW99 name a card

name a card

Set: Black & White: Black Star Promos Type: Item Rarity: Promo

Metal Rarity: Ultra Rare Retreat cost: Colorless

Set: Black & White: Plasma Freeze Type: Supporter Rarity: Ultra Rare

Set: Magic Player Rewards 2009 Type: Instant Rarity: Rare Cost: {1}{U}{U}{U} Choose two —

Knowledge Vault [Legends] BW99 name a cardSet: 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.