The Energon Pub

Any idea who this is? I thought it might be a KO but I don't know. It has an Autobot symbol on the back but it's stuck on rather clumsily. Any clues? I've included some mistransformations, one of which shows off a strange extra bit of articulation that I can't work out the reason for.

Chainclaw's inner robot.

Looks like a knockoff of Pretender Catilla
http://www.tfu.info/1988/Autobot/Catilla/catilla.htm

Yep, Chainclaw. I've got the outer shell and (I think) the gun in great condition. PM if interested, I'm not selling, you can have them as they're no use to me.

Chainclaw the sissy bear.

I used to have to justify why he wasn't as big a wimp as his bio made him out to be...