[ame=http://www.youtube.com/watch?v=3Pf9Qig7CJ4]YouTube - ‪Halo Reach :: Asylum Map Multiplayer Gameplay‬‎[/ame]
Look at the part where the Elite leads a group of Covenant against a Spartan and a group of marines. I think they call this VS Firefight where each player has his own little army on the map. Maps look HUGE and very awesome. Can't wait for 14 September.