No the UKF are OP. Winning the majority of the match. But underpowered and lacking tactical ability in units to counter the UKF snowball.
Hilarious repair speeds. Pumping out Comets. Infantry that don't die. Why am I bleeding MP so much? Oh yeah, that get out of jail free card that is the Mortar emplacement camped right near his base - impossible spend time countering.
Edit: I've added 'cancer manifest' for further study. Enjoy.