Complex sentence: Only a few choices of characters exist for this side in the game; you can choose to be Rebel Milita, Ex-Military, Mecernaries, and newly added with the latest patch, a Rebel Pilot.
Split into simpler sentences: Only a few choices of characters exist for this side. You can choose to be Rebel Milita, Ex-Military, Mecernaries, and newly added with the latest patch, a Rebel Pilot.