It's no longer OP since they pushed it back to 3CP
When it works it is good, but it is very hard to get the balance of fuel and MP right
If someone over commits in the early game their upkeep means they cannot get many tanks out, but if they are too cautious they have no field presence
It ought to be good via OKW because you are not fighting their elite infantry with infantry, however I have not yet made it work
