A bit ugly looking and that has nothing to do with them being KOs.
The transparent plastic thing was a good idea but they should have made them like the Henkei Ghost starscream when it comes to the clear colors as the semi-opaque colors seem cheap.
I also don't like how the blue guy doesn't have a yellow cockpit, there should be more consistency.
...
the blue seeker has a blue window, but the main run will have amber like the still from the G1 Cartoon