Canterlot High School: I Was Surrounded by Seven People

I Found That There Is a Very Big Gap in the My Little Pony Column

No one writes about Horse-headed Man. Putting aside the main elements, Horse-headed Man's plot and character settings are excellent, and even the text is excellent. Is this a very niche thing in the horse world? I searched several places but couldn't find anything about the horse-headed man. I was so angry!