A new DLC for Halo 4 is being released on August 20th called the "Champions Bundle" that comes with three new packages.
One package is The Infinity Armor Pack containing three skins; the next is the Steel Skins pack which is a steam punk take on various weapons; the third is the Bullseye pack with two new maps and a new ball type game called Ricochet.
The two DLC maps will also feature the return of The Pit from Halo 3, and Vertigo, said to feature hazards and such.
Check out the trailer below.
The Halo 4 Champions Bundle will be available on 8/20/13 for 800 Microsoft Points.