Crimson Map Pack

The Crimson Map Pack is the first DLC map pack to be released for Halo 4, officially announced on October 24th, 2012. Released on December 10th, 2012, the map pack includes three new multiplayer maps, Wreckage, Harvest, and Shatter. It also includes eight additional achievements worth a total of 250 gamerscore. The Map Pack is one of three included in the War Games Season Pass (an item included with the Halo 4 Limited Edition, as well as separately purchasable for 2000 Microsoft Points). The Map Pack can also be purchased individually for 800 Microsoft Points. The pack is named after the protagonistic SPARTAN-IV Fireteam Crimson.

Wreckage
"Witness the chaos of a clash of civilizations in Wreckage."

Harvest
"Venture into the human colony environs of Harvest."

Shatter
"Explore a human foray on an alien moon in Shatter."