my WH40K army I converted for Hordes of the Things. As I stated in that post, I had plenty of additional figures, which I used to bring my Imperial Army (it's from back before it became the Imperial Guard) up to 48 AP.
At the time I was adding elements to this army, I had never played an army with a hero element. I figured an Imperial Kommissar would make a good hero, and based him with a medic figure for support:
I still had some rank-and-file Imperial army troopers to fill out a few more shooters elements: