Knowledge Vault [Legends] Legendary Enchantment Creature And yea he doth spake:

And yea he doth spake: "Let there be Magic

Sacrifice Memory Jar: Each player exiles all cards from their hand face down and draws seven cards

create a 2/2 black Zombie creature token

instead it's turned face up and assigns or deals damage

Knowledge Vault [Legends] Legendary Enchantment Creature And yea he doth spake: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.