User blog comment:Omega natsu2/Fairy Tail Episode 216: When The Stars Fall, Review./@comment-1776824-20150117152146/@comment-7418318-20150118095328

Apart from a much improved appearance he's also a capable close-combat fighter. Not that Lucy really needs him in that capacity since she has plenty of other close-combat Spirits, but it still might be usefull.

With the horse body he also has far more mobility than with the humanoid one, making it easier for him to stay out of close-combat and keep shooting arrows.