Emperor Incitatus

Incitatus was the emperor of Trot.

History
At some point, he got into a relationship. She hated him, claiming no pony but him could love him, but he adored her and called her his snookums. He and his empire were attacked by Chrysalis after he expelled her from the city, with she and the Changelings sneaking back in using a wooden horse crafted in his image. Though Trot was quickly saved by, though according to a history book, he was never quite the same afterwards.

Legacy
thought he deserved what he got for loving himself more than his ponies.

Behind the scenes
"Incitatus" was the name of 's.