.>83c Because why not draw out a fun giant robot alien anatomy and physiology lesson with the added "embarrass Starscream" motive.

Here is some headcanon-y Anat. and Phys. lesson. (Do ro-butts have to be Mature Tagged..? XD I would think no since it's basically like a car's tailpipe... but never know with dirty-minded humans in charge...)

Part 1 because I drew some other systems diagrams already. .3.