Little else is currently known about him.
Notably, all of Roh's limbs are replaced with wings. Counting along with the wings on his back, he has a total of six wings. This is shown to be troublesome for Roh when it comes to simple daily tasks.
Roh's halo is a golden ring inlaid with a row of eyes across. These eyes are either somehow sentient, being able to look around and emote according to what Roh is feeling, or are controlled by Roh's own whims.
- Roh is a name of Sanskrit origin meaning "rising sun" or "red horizon".
- Roh is also a Gaelic male's name that alludes to a fighting and rebellious nature.
- The constellation Apus represents a bird-of-paradise, and its name means "without feet" or "footless" in Greek, derived from the Greek word apous.