I think you'll find they're are Stu-I-g IIIB tanks. They're pretty rare and were used in Stalingrad. Notice they have a 150mm gun instead of the 75mm of a Stug IIIG. They were pretty much early versions of the Brumbar
There is the ASL solitaire module long out of print. IIRC someone modified the CoH solo system to work with ASL. I just play both sides to the best of my ability when I solo.
