P-39D/P-400
P-38-F/G
Yak-9D
Ki43
G4M Betty
SM.79
He111
B-25C/J
Sherman M4A3
M7B1 "Priest"
StuG III Ausf G
M 15/42
Take your pick. Most are obvious, but the M7 self propelled arty, the StuG, and the Italian M 15/42 (which would be a great sub for a Japanese tank) would be particularly interesting.