Rakan Niō Ken
Rakan Niō Ken (羅漢仁王拳 Arhat Deva King Fist, अर्हत् বজ্রপাণি मुष्टि)
- A 5,000 year old assassination style Indian martial art with huge destructive power used by Devil Rebirth, a prisoner in Villainy Prison. The name "Devil Rebirth" itself is also the title of the style's successor. The style was so brutal and destructive, it was banned by the emperor.