Two new game modes is being added to Modern Warfare 3. They are called Money in the Denk and 3v3 Hardcore Face-Off. The hardcore face-off is self explanatory, a game mode where you play 3 on 3 hardcore mode.
As for ‘Money in the Denk’ is a custom mode game inspired by Sabotage game mode created by ;The Denk’, his twitter page says he is the creator of the original Call of Duty series. Note: ‘Money In The Denk’ is only available on private mode, watch the video to find out how to make it public to play online.
It is available across all game platforms. You can view a demo of Money in the Denk and an explanation of the game mode, it sounds like a lot of fun. Check it out