Knowledge Vault [Legends] Guilds of Ravnica Guild Kit and "Whenever this creature deals

and "Whenever this creature deals combat damage to a player

Set: Duskmourn: House of Horror Promos Type: Land Rarity: Rare T:Add U

Set: Secret Lair Drop Series Type: Instant Rarity: Rare Cost: {2}{U} If you control a commander

Reverse Type: Token Artifact — Equipment Equipped creature gets +1/+1 for each quest counter among permanents you control

they are nothing but scurrying pests to be eradicated

Knowledge Vault [Legends] Guilds of Ravnica Guild Kit and "Whenever this creature dealsSet: 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.