Yea I figured that much like 5 days ago, thats why I made a flying ring instead, you cant get the x-plane while mounted, if you do find a way I promise ill make a religion out of your person. Well, when the player is riding the horse, the direction of where the game camera is facing determines the direction of the horse. Here is a video to inspire you guys on with the dragon mount. Bethesda may have a flying dragon mount but we have a flying horse mount.