Here is a variant of the Interceptor that could serve as a terrestrial aircraft that incorporates alien technology, perhaps being fielded before X-Com learns how to straight up building their own flying saucers.
I built this craft using fragments from
Mrcalzon02's sprites found
HERE. If you use it please make sure he is credited.
Here are the Base, Dogfight & Minimized images for this craft:
And screenshots of the craft in-game:
An HWP conversion
I've been looking for a mobile cannon and this will easily fill that role, thank you for sharing your sprites
Bulletdesigner.