The Halo 4 Champions Bundle will be released on August 20, 343 Industries and Microsoft have announced.
Developed in collaboration with Certain Affinity, the Champions Bundle includes three DLC Packs:
Bullseye Pack: Two new multiplayer maps, a sports-themed Spartan armour and a new competitive gravball game type called Ricochet
Infinity Armour Pack: Set your Spartan up with impressive and legendary new armour
Steel Skin Pack: Bring an elaborate steampunk style to your UNSC, Covenant, and Forerunner weapons
The Champions Bundle also includes more than 18 new in-game items, available for a limited time.
If you don't fancy the complete bundle you'll be able to purchase each part individually, with Bullseye costing 480 MS Points, and the armour and skin packs priced 240 MS Points each.
Source: Press release