Yes, it’s a corpse-eating robot. It is designed capable of holding armament. In short, it is a four-wheeled mobile infantry machine that can subsist off of whatever it kills.
I could go on, but we are here at one of those points. Either you have a problem with machines using corpses as fuel or you don’t. Personally, if you don’t, then I don’t know what to do for you. To you, yes, I have a few ideas. But for you, nothing. Some things are truly self-evidently a bad fucking idea.