Bungie and Microsoft Game Studios have released a new gameplay trailer for Halo: Reach at E3 2010. Halo: Reach takes place before the events of the original Halo trilogy and 2.7 million players participated in the limited multiplayer beta last month. Halo: Reach hits stores on September 14th, exclusively on Xbox 360.

Check out the trailer below and let us know what you think in the comments!

Trailer: Halo: Reach Campaign – E3 2010