Support building? Convert a HQ to a building with limited support (outpost blds). This halves the increase in building limit, but also deters someone from capturing needlessly. Can't transfer ownership (explain with explosives attached?) Space: Spacestations in orbits, trading only in ultra space, but forts with "wheels". Upgrade ships to allow more capabilities. Land to take it to ground fights. Ships can land, and do a temp base. (Deploy) Vehicle overhaul? Passengers and "co-pilots". Some deployable vehicles... C&C style. (Board - passengers, pilot - drive) CHAR_DATA has pilot and boarded variables alread (int) Custom vehicles, different hacking New alliance system Medals & Practice (Immort Arena?)