This mission is impossible to finish. I tried (~20 times!) at the balance "5" and failed. So, I replaced Marder II on Panther G and won!
Though, my tank engine was destroyed.
Also I added one 50mm AT gun.
Here's my variant of the mission with Panther G
D/l:
http://www.4shared.com/get/PD1udRic/Stop_enemy.htmlInstallation order:1. Unofficial patch_SF_v0.1_(ENG)
2. SPM 1.5 beta
3. SPM1.5_ultimate_update
4. Mission Pack 2.0
5. Upd_Nov_2012(NTA) v1.1
6. Stop_enemy