Knowledge Vault [Legends] WTR160-M Set: HeartGold & SoulSilver: Triumphant

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

Set: EX: Team Magma vs Team Aqua Type: Fighting

it has the power to realize epic visions

The dark opening seemed to breathe the cold

Spend this mana only to cast creature spells

Knowledge Vault [Legends] WTR160-M Set: HeartGold & SoulSilver: TriumphantSet: 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.