Kelvorax, The Tower

+3: Kelvorax, The Tower deals 3 damage to all targets on the opponent's side of the battlefield.
-5: Kelvorax, The Tower turns into an indestructible creature whose power/toughness are based on his loyalty points.
-10: Death is NOT an Obstacle - Kelvorax, The Tower sends himself to the grave and returns all cards from the grave and exile to your library.