Dredge
Kneel Before Zod
I like the idea of a roman empire on this site, but I think the only problems you'd have is everyone else already occupying most of the space. It's eventually going to become just one big ol war for territory if you don't spring for a major faction soon.
And on another note Double Genocide across the sky! Yeah yeah!!
And on another note Double Genocide across the sky! Yeah yeah!!