Knowledge Vault [Legends] Arena League 2004 Sacrifice an artifact: Orcish Mechanics

Sacrifice an artifact: Orcish Mechanics deals 2 damage to any target

you may have it fight target creature

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

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

Whenever Shield Sphere blocks

Knowledge Vault [Legends] Arena League 2004 Sacrifice an artifact: Orcish MechanicsSet: 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.