Knowledge Vault [Legends] Magic The Gathering Sealed whenever a player taps a

whenever a player taps a Swamp for mana

Fear is as effective a weapon as the blade

instead shuffle your graveyard into your library

target opponent discards half the cards in their hand

Reverse Type: Legendary Enchantment — God // Legendary Enchantment At the beginning of your upkeep

Knowledge Vault [Legends] Magic The Gathering Sealed whenever a player taps aSet: 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.