"Have you ever wondered why Cerulean's blood is black? He has and he thinks it is a gift from above, allowing Cerulean to claim his prize."
|Eyes||Purple/Occasionally Pale Blue|
|Blood Type||Dark Blood|
|Unusual Features||Feminine Appearance/Refers to Himself in the Third Person|
|Base of Operations||None|
Pewter Blackthorn (Twin Brother)
Ōkina Hozuki (Sister)
|Magic||Dark Blood Magic|
Cerulean Blackthorn is a wandering mage who currently travels with his family members, searching for his sister. He is a user of the forbidden Dark Blood Magic. He is an artificial being that Dr.Hari infused with Dark Blood to form a powerful mage team along with his brother and mother.