Teval, the Balanced Scale

Mana Cost: {1}{B}{G}{U}
Total Cost: 4
Type: Legendary Creature — Spirit Dragon
Description: Flying
Whenever Teval attacks, mill three cards. Then you may return a land card from your graveyard to the battlefield tapped.
Whenever one or more cards leave your graveyard, create a 2/2 black Zombie Druid creature token.
Power: 4
Toughness: 4
Colors: B, G, U