The Death Star

Indestructible
Planetary Annihilation - {5}, {t}: Destroy target
land. Its controller loses 3 life. If that land was a legendary land, draw a card.
Ultimate Weapon - {10}, {t}: Destroy all permanents
target opponent controls. Activate this ability only if
you control an Empire or Sith creature. You lose the
game at the end of your next turn.