Ultra Magnus generally appeared as a chief lieutenant to the leader of what fictional group of sentient robots?
Optimus Prime Optimus Prime is a fictional character from the "Transformers" franchise. He is the leader of the Autobots. A fictional group of sentient robots that can transform into other forms (e.g: cars and other objects) He is the most iconic of the Transformers, being frequently featured in Popular Culture.
Lieutenant Marvels The Lieutenant Marvels are fictional characters, a team of superheroes in the Fawcett Comics and DC Comics universes. They first appeared in "Whiz Comics" #21 in 1941. The physical appearance of the three characters was based on three real-life members of the Fawcett Comics staff: Paul Peck (Tall Billy), Ed Hamilton (Hill Billy), and Frank Taggart (Fat Billy).