A level in the railway areas of city 17 in which you and some rebel forces are on a high speed train, then a Combine rail-way security train (i'm making it up) comes along side you, and you have to defend the train at all costs, while you fight the Combine on the train. Can you imagine shooting...
Good progress on the map so far... though I have a few additions you should add (and you might be doing it, for this a WIP I presume) . Add some more complexity, or add more items to the empty grassy terrain areas, for instance, the courtyard in the middle of the castle area, it looks to plain...
I've been following this mod for a while... I sure hope that it doesn't get shut down. There is a high possiblity that it will be, but I'm hoping that this is the exception!