For all those who wanted the Prestige Edition, well, there won't be. But the harden edition includes,

  • The Call of Duty: MW3 game disc, featuring unique disc art
  • 1-year Call of Duty Elite premium membership, including:
        - 20 pieces of Modern Warfare 3 DLC delivered over a 9 month period
        - Incredible variety, including new MP maps, Spec Ops missions and game modes
        - Ownership of all DLC, even if your membership expires
        - Prized Events, Operations, Leagues and custom in-game playlist and modes
  • Special Founder status on Call of Duty Elite, including:
        - Unique Founder weapon camo and profile skin
        - Exclusive Founder in-game Player Card and Emblem
        - Access to the private ""#Founder" Group
        - Special Founder Clan XP boost
        - Special Founder Operations, Events and Leagues
        - Exclusive Founder prizes and experiences
  • Premium, collectible steelbook case
  • Exclusive Animated Timeline Playstation Network Theme
  • Exclusive Special Ops Juggernaut Xbox LIVE outfit
  • Limited edition, collectible field journal chronicling the entire saga with 100+ pages of authentic military sketches, diagrams and written entries
Also, it is confirmed the MW3 will have split screen mulitplayer.