Knowledge Vault [Legends] WTR160-M Set: POP Series 5 Type:

Set: POP Series 5 Type: Special Energy Rarity: Uncommon

Set: Base Set Shadowless Unlimited Type: Water Rarity: Common Retreat cost: Colorless

The dark opening seemed to breathe the cold

Set: HeartGold & SoulSilver: Triumphant Type: Colorless Rarity: Rare Retreat cost: Colorless

Knowledge Vault [Legends] WTR160-M Set: POP Series 5 Type:Set: 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.