Bioware has tons of little eater eggs like this in the codex if you look for it.. it dose not mean we will see any transformers its jsut fun to put in for those that take the time to read the codexes
More than the codices. At the fortress wall in Jaws of Hakkon, after melting the ice, we get endless waves of defenders up on the wall, shooting down at us. If we sit there taking potshots at them, eventually one of them will say "your mother was a [something] and your father smelled of [something]"--I can't make out what the whole taunt is, but it's a clear reference to Monty Python and the Holy Grail: the scene at the wall of the castle occupied by the French.