After a few months of waiting, Bungie finally released the teaser trailer to there next project. Of course this is just a teaser and it doesn't show any in-game gameplay, but what the trailer does show is that its set in the Halo universe, we're on New Mombasa, and it looks to be just after The Prophet of Regret left New Mombasa in Halo 2.

[Update: Full trailer has been released. View it here!]

Xbox Dash: "High action and deep mystery await players in this new Halo 3 campaign experience. Prepare to drop."

[Update: I recommend checking out this video here, Xbox360Fanboy takes a closer look at the Keep It Clean Teaser Trailer. They found what looks to be a release date of 01/06/09?]