Bio of Sasuke

(Kamen Rider x OG RWBY/RWBY Hyousetsu Teikoku)

In the world of Remnant, humanity have face threat by the Creature of Grimms. The Humanity and the Grimms are created by the brothers, God of Light and God of Darkness, that agree in both creation and destruction.

As time passed, the two brothers realize that despite struggling, the humanity are still pushed away by Grimms and even the new existance of monsters called the Kaijin without their acknowledgement. In an agreement, the brothers decided to create beings that will watch over the humanity. They are called... Kamen Rider, the Watcher of Remnant.