Tali'Zorah this is a legendary quarian girl mechanic who managed to be in the service of Commander Shepard.

Now she has gained a lot of weight (350 kg aka 771 pounds) after defeating the reapers, and now being so obese she still remains loyal to her principals, including Commander Shepard.

(Art by Exponential Atomic Mass)

Well, I still went and made this bot at the request. There is a somewhat banal plot context, but is it bad?