I'll post a dark horse: the Hasbro Rockers. Had the stupid jumpy action with the hunchbacks. One of their signature moves are Superkicks so let's fuse their feet together. I loved the Rockers, but they spent a lot of time losing 30 second matches to Demoltion, the Twin Towers and the Natural Disasters in my figure league because I hated playing with these figures.
The complete and utter disproportion of the upper and lower bodies will never stop being hilarious. Huge, roided up upper bodies with tiny little chicken legs.
Oh, and my contribution to this thread...THAT Kharma figure: