I do have to say that all Halos are really good in their own way and all fit into the Halo storyline well (minus Reach...). Halo 3 ODST and Halo CEA were both $40 with a new campaign (or in CEA's case, a retouching of Halo CE) and maps for the current main Halo game. Halo Wars was a really good (for a console) RTS. It…