Knowledge Vault [Legends] Arena League 2004 {1}{W}{B}: Create a white and

{1}{W}{B}: Create a white and black Spirit enchantment creature token

Set: Legends Type: Legendary Creature — Elder Dragon Rarity: Rare Cost: {2}{G}{G}{W}{W}{U}{U} Flying

Set: Alpha Edition Type: Instant Rarity: Rare Cost: {U} Change the text of target spell or permanent by replacing all instances of one basic land type with another

Set: Ravnica: City of Guilds Type: Land — Island Swamp Rarity: Rare ({T}: Add {U} or {B}

Activate only as an instant

Knowledge Vault [Legends] Arena League 2004 {1}{W}{B}: Create a white andSet: 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.