Well, i was thinking of creating a new .shp file for an Allies AA infantry unit.
I mainly want this because, whenever i play a game with my brother, over lan, we play several computers and if one of us builds a kirov... then all the computer enemies die easily...
About what he wants to do, let him design as he wants, its quite hard to explain which parts he will use and bla bla bla. Wait till something is done and see (and criticise) the results