Knowledge Vault [Legends] Shards of Alara As long as there are

As long as there are four or more quest counters on Quest for Renewal

the Great Teacher's voice will rattle this world

Set: Planechase Anthology Planes Type: Plane — Innistrad Common Cost: Prevent all combat damage that would be dealt by non-Werewolf creatures

When Necromancy leaves the battlefield

Madness {U} (If you discard this card

Knowledge Vault [Legends] Shards of Alara As long as there areSet: Legends Type: Artifact 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.