Just noticed this: where are the DShKs from the IS-2 late models? Why are they not in game? The manual says it received it but also the picture in the manual isn't showing the 12.7mm ammo.
This is not correct.
Orders here: http://www.tankarchives.ca/2015/12/aa-mg.html
Example from 62nd Guards Heavy Tank Regiment in Danzig, 1945: