The Roman understanding of gender and sex is very, very different to ours. For the Romans, this is not a binary. They're not really interested in that. What does define a Roman in the opinion of Roman moralists is basically whether you are apologies for the language that I'm not going to use. The idea that being trans is something lunatic could possibly be celebrated by them would seem the most depraved thing anyone has ever done. This is the most monstrous humiliation. And yes, it was a mark of shame he could never have been used as a sphincter or anything like that. So Vitelius, who ends up as an emperor, had joined Tiberius