This Transformers UK character started out as a custom WFC Quake that I grew disillusioned with (it's just a purple Megatron with a new head).
One headswap and some spraypainting later, voila!
I know the alt mode is dodgy but if Hasbro can get away with Bumblebee studio Soundwave's....
https://i.imgur.com/w70QBG7.jpg
https://i.imgur.com/Qvk8kdl.jpg
https://i.imgur.com/IY3Vjr4.jpg