See the Halo: Reach Firefight mode in action

Look, E3 is a busy time around these parts. So busy that sometimes, somehow we manage to overlook something. Case in point, this trailer for the new Firefight mode in Halo: Reach. If, like us, you missed it last week, you should watch it now. If you've already seen it, you should watch it again anyway, because it's sweet.

This article was originally published on Joystiq.