Horsey of the Apocalypse?

Perhaps just an advance scout

RKae at April 06, 2020 12:47 PM on A♠:
As far as being one of the horsemen from "Revelation," this plague appears to be riding one of those toy ponies that's just a stuffed animal head on the end of a broomstick.
Not the First Horseman
 
Also not:
Adult horse costume