The UNSC(Humans), the Covenant (Grunts, Elites, Hunters etc.), and The Flood (parasites)
Halo: Ghost of Onyx is the 4th book in the Halo series.
Nothing has been confirmed as of yet, but it is very unlikely as the halo series of supposed to be a triligy with only three main parts
Bungie made the halo series.
No, Bungie has ended the halo series.
there is no halo 4 because it is a trilogy. halo 3 was the end of the series.
None of the Halo series will be released for the Xbox 360 exclusive series
If You Do Not Count Halo Wars,Halo 3:ODST And Halo Reach As The Series No Information About If Halo 8 Will Come Out Or Not.
Halo. It's the ring on Halo Combat Evolved(Halo 1).
No. You can not be "Halo" in the Halo Series. You play Master Chief in Halo: CE - Halo 3. You play as Noble in Halo: Reach.
complete campaign as the first three roman factions.
Yes, after Halo Reach the 343 industries will be carrying on the halo series
Before Halo 1 it the first and last.