The Reclaimer Saga Begins
Shipwrecked on a mysterious world, the Master Chief returns to battle new enemies, deadly technology and an ancient evil bent on vengeance and annihilation.  The universe will never be the same.
 
Enlist aboard the UNSC Infinity to join the Spartan-IV program and experience revolutionary Halo Infinity Multiplayer modes:
War Games:  ferocious competitive player-vs-player action
Spartan Ops:  an episodic storyline that delivers ongoing co-operative or solo missions and surprises that build upon the Halo 4 campaign.