Nicol Bolas The Conquerer

+3: Destroy target permanent or add three mana of any color to your mana pool.
-1: Nicol Bolas The Conquerer gains indestructible until end of turn. You may activate this ability any time you can cast an instant.
-20: Gain control of each non-creature permanent. Exile each creature your opponents control and their life total becomes 1. You can't lose.