[Ed Kolis]

The ability to keep a race's attributes when they become part of your empire! It was always fun (if a bit of micromanagement) sending all my Psilons to the mineral poor worlds so they could do research and spreading out the Silicoids so they'd take all the space nobody else wanted on the planets...

Parasite Spore Bombs that initiate ground combat as if troops were dropped - against organic races, at least... mechanoids would need special computer viruses... allow computer viruses to be used against units as well...