Kaoski
Cheer up Min, continue your work this is a good douluo fanfiction, Truth-seeking ball as a martial art is really an amazing thought. In Naruto, having a Truth Seeker Ball allows them to have power above 99.99% of Ninjas and in the Douluo continent, they have power equivalent to class 1 Gods such as Posaidon, the god of the sea or perhaps the King of Gods such as the God of Shura.