Tatsumaki Takeru was the son of a great hero. His parents were killed in action during a fight with a dangerous villian and leaving him all alone. This is a story where he become one of the greatest hero ever. All he have with him is his older sister. But still doesn't know that if it's true that his parents was killed. This is a first time I combine Kamen Rider and anime. Only Kamen Rider Build and his side character kamen rider will be fully appear. Other Kamen Rider only the main character and side rider. I follow the story from the anime and add some of my own.

A middle schooler named Badoraku Xiong is a fan of the Japanese show Kamen Rider and My Hero Academia. For unknown reasons, he was transported to the anime world, and he was given the power of most Kamen Riders, including Dark Riders and others. Will he become the first Quirkless hero with an unknown power of the universe? DISCLAIMER: I do not own the videos, images, gifs, etc. All of these belong to their respective owners.

This is My Second ever fanfiction! Kamen Rider Decade X Boku no Hero Academia is owned by Kōhei Horikoshi, and Kamen rider is owned by Shotaro Ishinomori Kamen Rider is ancient protectors in the world of Boku No Hero of Academia? So what would happen if Kadoya Tsukasa went there?