Knowledge Vault [Legends] WTR160-M Set: Alpha Edition Type: Creature

Set: Alpha Edition Type: Creature — Demon Rarity: Rare Cost: {4}{B}{B}{B} Flying

The dark opening seemed to breathe the cold

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

Spend this mana only to cast creature spells

Knowledge Vault [Legends] WTR160-M Set: Alpha Edition Type: CreatureSet: 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.