Izu and Tazu, Orphan's Vigil

When Izu and Tazu, Orphan's Vigil enters the battlefield, choose Izu or Tazu.
•Izu —As long as you control exactly one other creature, you can't lose the game and your opponents can't win the game.
•Tazu —As long as you control exactly one other creature, that creature has flying, double strike, hexproof, indestructible, lifelink, and vigilance.
{2}{w}{u}: Izu and Tazu phases out.