I don’t know if you really don’t get the reference, but if you don’t (or other people who come by this comic don’t), for once I got the reference! (Insert captain America meme here… :D)
I believe this is referring to Attila the Hun, the famous warlord/conqueror.
Smelly cat, smelly cat, what are they feeding you!?
(I can’t be the only one who immediately thought of that classic song)