The Horseman's armor was made of pure Davross and enchanted by Baba Yaga, its power unaffected by Dusk's weakened state. The same applied to Firebrand that he used to intercept the physical enchanted projectiles that rained upon him from every direction while the defensive spells of his armor took care of the magical traps.
'This is a good learning opportunity for you. Do your best and don't worry. The Scorpion armor can take quite a beating.' He said while leaving Kelia in control.
The young girl inwardly yelped in surprise, finding both the great ax and the adult male body hard to control. An external observer might have noticed the movements of the Horseman suddenly becoming clumsy and amateurish, if it wasn't for the Abominations.