How about possibly introducing some heavy assault tanks like the Brummbar assault gun for the Axis forces, and the Su-152 for the Allies forces?
Sorry to take pictures from another game, but seems the best colored detailed picture of these tanks;
This is my GPF, I couldn't find the .log file that is also required though. unless that is the minidump file. I can add that in a later post if needed.
OS: Windows XP 5.1 (Build: 2600)
CPU: GenuineIntel Unknown processor @ 2535 MHz with 510MB RAM...