Immortal Regis: 15-17
Flashback Arc: 16-18
One of Professor Muhan's Chosen Three
alive, but imprisoned
Rin Chae Hwa (Cousin, deceased)
Plants and toxins
Seon Yu is a powerful mage who is also a current Clan of the Night member. He was formerly the friend of both Regis Nex and Owen the Lycan.
Likes to wear a tux and tie. He has plant details on his forehead and a horn, has pointy ears. Has an imp-like appearance.
In Immortal Regis, Seon Yu was bullied by Owen and forced to do his dirty acts. He develops a friendship with Owen and Jae-Hyuk after becoming Mistress Infinity's students. In Cavalier of the Abyss, he has become a member for Clan of the Night. He despises Nex (Jae-Hyuk) with a passion and blames him for his race's demolition. However, he has lost his mind after becoming a clan member and is the reason for his race's destruction. He is no longer the smart weakling first introduced in Immortal Regis, he has become a cold tactician and brutally murders his enemies.
Powers & Abilities
- "Why? Genociders like you think your flesh and blood is important? You killed off my race like they were nothing!" - Seon Yu to Regis Nex, in Chapter 19.
- When Seon Yu and One get mentally attacked by Thanato's Seal, Seon Yu sees an image of Owen, Jae-Hyuk (Nex) and himself during their time as students.