Knightwing

Knightwing is Dreadknight's winged-horse.

Biography
Alongside his master Dreadknight, Knightwing joined the Mandarin's forces and fought Iron Man and Force Works several times, though Knightwing himself fought little and mostly served as Dreadknight's transportation.

When Whirlwind attacked the Iron Man Armory to get a specific microchip, Dreadknight brought Knightwing shortly after and carried Whirlwind away.

Powers
Knightwing is a flying horse that has been mutated to have bat-wings.

Background
The horse's name was changed for the series, either from his original name Elendil or his rename Hellhorse.

In the Comics
He originally was the horse of the original Black Knight, who genetically modified him with feathered wings.

After Garrett's death, Elendil fell on Dreadknight's hands, who mutated him further and renamed him Hellhorse.