(Just a "little" change hehe)

Looks:

Name: Jaden Kazuto

Bio: Was abandonded by his old family and people hated him for what he is since he was born with a demon's arm. He is part of the Phoenix Queens army but especially her appointed knight.

His Right arm:

(all the red is grey)

Likes: Friends, music, Rose, training his demon powers in secret.

Dislike: People fearing him because of his arm, Ozpin, Atlas, being called a freak.

Weapons:

(The Katana came from inside of his own Demon arm)

Semblance: Chaos Bringer

Chaos bringer is part of the demon arms abilities, being able to use it to grab something to pull towards to him or to do major damage. But also his own ability to increase his movement speed. The demon arm can also store weapons including being a key to unleash even more power within him.

Demon form:

Stage 1 ^

Stage 2 ^