Here is the main cast and subcast of the story.

Kaminomaru Otsutsuki 

Yasu Fukda

Ryujin Yamada (this oc is made by @SniperSwagged)

Rokuro Kojima (This oc is made by Benstories)

Hana (This oc is made by SniperSwagged))

Obanai Iguro

Orochimara

Giyu Tomika

Sanemi Shiazugawa

Kyojuro Rengoku

Mitsuri Kanroji

Etc..

(I will being release the character profiles for the main character and the other Oc's that will be in this story later today are tomorrow.)