So I came across this awesome VG bust by Cassie Cage

She literally explodes her opponets balls with an uppercut and we get a beautiful X-ray view of the whole thing.
https://www.youtube.com/watch?v=WzFQ...utu.be&t=4m24s

She also has a few other moves directed at the balls. Here she uses a baton to target the testicles from behind:
https://www.youtube.com/watch?v=WzFQ...utu.be&t=2m40s

And here is a nice artwork pic of her.
Click image for larger version

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She has a couple of other ballbusting moves that I know of. You can find them somewhere in this video:
https://www.youtube.com/watch?v=EqiLhuaKqKo


Enjoy