I'm not sure if Bungie helped with halo wars but anyway, This one is a toughie. Think back to your memories and you will be sure to find your answer. Mine is halo 2 because of all the LAN Party's we had. Ah, the old days. I now know halo wars was not made by Bungie but they had their name on the case and it did come out in the original 3 days so why not add it? over a 100 replies!!!