Friendly, but only to writers.

Anger issues. 

Aoda, a large, blue snake with light-green eyes.

Summoning snake

- Ryuga has an impressive height and athletic build.
- His face is often covered by a helmet with a visor that resembles a dragon's eye.
- Ryuga has short black hair and piercing eyes.
- He often wears a black leather jacket that characterises his appearance.
- He's 23 years old.

Cold, mysterious, calculate person. 

Male siren

The physical form of black diamonds as humans.

Black Diamond

Fox, vixen. 

A raven who knows many things in this world, he sees and hears many things, he never stops learning, and therefore his knowledge only continues to grow. 