Perhaps some settings for destroyed buildings, fauna and road textures, smoking buildings etc., so it looks like you are in a war zone where it's not just a post-apocalyptic utopia. This way you can join a battle which has been waging for years.
Also, tank and vehicle mud tracks in fields and around towns, refuge areas, militia HQs, aircraft wreckage, and fortified barracks (like in Afghanistan) where helicopters operate from, etc.,. :thumbup: