Hundun

Hundun (渾敦 Hundun) is one of the Xìnrénlèi in Sōkudo's group of five. He was the Xìnrénlèi born from Rukia Kuchiki's desire to give Ichigo Kurosaki her powers.

Appearance
Due to Rukia's desire to give Ichigo her powers having been influenced by her lingering guilt over the death of Kaien Shiba, Hundun takes on the form of Kaien Shiba. Like Kaien, Hundun has a youthful appearance and is fairly tall. He has aqua green eyes and raven black hair, and wears the standard Shinigami outfit.