He is Haruka "Mai" Mutsuki's Older Brother and the Head of the Mutsuki Clan.
Most of Kurosu's face is covered with a silver gray mask, excluding his left eye. He has black hair , a red & black jacket looking cloak with golden cords adorned a patch on the left shoulder ,wearing gray trousers and black shoes.
Character Manipulation- He can manipulate the Kanji for "Rule"
Concept-Dependent Immortality- As long as there is conflict in the Omniverse he can live forever.
- Extrasensory Combat-
- Illusory Combat-
- Tactical Analysis-
- Darkness Attacks
- Umbrakinetic Combat
- Multi Strike-
- Visual Nullification-
- Combat Adaptation-
- Weakness Detection-
Power Negation- Projects all around him for 50ft
Supernatural Condition (Master Level)-