Vigorous application of your crop will push your steed to a speed that you would not have found credible. However a mortal rider may not be able to keep their seat.
Sit tall in the saddle and do not fear your mount. He will know it.
How did I miss this outfit? Silentsparrow's Loathing Summer Sale is only on until the first of August in the "Not So Secret" Sale room. (I did modify the coattails quite a bit to fit astride my horse.)
Suit: Silentsparrow “(blood) nightmare” Riding Suit (includes crop and hat)
Boots: Lassitude and Ennui “Imogene ankle boots” (texture change HUD)
Hair: Calico Ingmann “Luna” (texture change hair ornaments)
Skin: Imabee “Vivian Came Back To Life” (Zombie Popcorn Hunt gift, unavailable)
Eyes: Poetic Color “Night Rain”
Horse: AKK “AKK08 Legend ESD Black Clyde”
Poses: Long Awkward Pose