The third content collection for Modern Warfare 3 will launch for PS3 and PC on September 13. The "Chaos Pack" includes four new Spec Ops missions, three new Face Off maps and Chaos Mode for Spec Ops. Elite members get it for free, and it runs $15 for all other players.
Collection three hit Xbox Live on August 9, as per Modern Warfare 3's exclusivity deal with Microsoft.
Global warfare is raging and the battle will begin on November 8 when the cultural phenomenon Modern Warfare returns with the worldwide release of Call of Duty: Modern Warfare 3, the newest installment in Activision's #1 first person action series being developed by Infinity Ward and Sledgehammer Games.