http://www.halo4specializationfree.blogspot.com/
This Halo 4 DLC which will give you access to Halo 4 Specialization classes not included in the original release of the game! Please note that you have to have a copy Halo 4 AND and Access to the internet to download this DLC. So to get this Halo 4 Specialization dlc code visit the following web site;
http://www.halo4specializationfree.blogspot.com/
This includes ONLY the Six "Priority Alpha" Specializations. Included with this DLC code is 6 Specializations from Halo 4 that you need a code to unlock: Engineer, Tracker ,Rogue ,Stalker ,Pathfinder andPioneer
