Loimos had been left without a right arm, a lower jaw, pretty much incapable of using his rot, charred and surrounded by a smouldering inferno, also, he had lost all of his gear, procuring some swords would be easy, he still had a few bows intact as well, but he was in dire need of some protective gear.
Although, the main purpose of wearing clothes had always been to keep it hidden from his foes that he was actually an undead, they had no idea that their enemy couldn't grow exhausted and was lacking many vitals, or that pain was an obscure concept to him, right now, it would be difficult to keep the act going.