Godly Physical Condition: Ethrus possess beyond godlike physical conditions that allows him to be above almost every single celestial after the First Host. Be one of the strongest celestials, he is able to withstand immane planetary impacts with ease, and even threaten the entire pantheon of gods on any planet. He had been able to easily withstand any skyfathers, and skymothers with such effortless ease, it made any god look weak.
Immortality: Ethrus is a immortal being, and one of the oldest celestials in existence. It has been shown almost no form of known physical harm as done damage to his armour at all. Ethrus like all celestials, can not age nor get infected by any and all diseases, virses, toxins and poisons of any kind.
12th-Level Intellect: Ethrus, like all celestials, possess virtually infinite capacity of intellect.