Sire of Stagnation [Battle for Zendikar Prerelease Promos] Dog When Knowledge Vault leaves the

When Knowledge Vault leaves the battlefield

The Battle of Tomakul taught Urza not to rely on fickle reinforcements

each opponent loses 1 life and you gain that much life

Creatures you control can't attack

Sire of Stagnation [Battle for Zendikar Prerelease Promos] Dog When Knowledge Vault leaves theSet: Battle for Zendikar Prerelease Promos Type: Creature Eldrazi Rarity: Mythic Cost: {4}{U}{B} Devoid (This card has no color.) Whenever a land enters the battlefield under an opponent's control, that player exiles the top two cards of their library and you draw two cards. As the great scourge passed by, Zendikar shivered, then lay silent.