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?

There are young men who had their powers of Kamen Rider, from the start period of each riders together with Showa, Heisei, and Reiwa. Then, they are certain to meet in the shinobi factions with beautiful females, between riders and ninjas. When Shocker and Yoma are going to take down the human race, they will begin to stop them with their justice. WARNING: Mild suggestive themes containing strong language and sexuality. DISCLAIMER: I do not claim anything about Kamen Rider and Senran Kagura. Also, I own my OCs in this story.

In the world full of heroes and villains, Y/N L/N is a Quirkless who lives a miserable life. Because of the accident, his father and mother died, and he has to live with his uncle. At home, he will be abused by his uncle. At school, he will be bullied and being used for their own benefits. He can't protect the people who cares for him; he did everything alone and he was fine with it... But what happens when Y/N encounters an alien by the name of "Evolto" who will give him a power to change his life forever. This is the story of a young Kamen Rider who will use the power for his own benefits and destroy everyone who dare to hurt him and his friends, especially someone important to him. I don't own Kamen Rider (It's belong to TOEI Company) & Boku No Hero Academia (It's belong to Kohei Horikoshi)

To becoming a great hero! That's the goal of me! Y/n L/n Fangire! It's a tough and long one, but I'm gonna do it. And the first step is getting into the greatest hero school in Japan. Where the number 1 hero graduated from, along with thousands of other pros! UA! Once I get in there becoming a hero's gonna be easy. I...... just need to figure out my family tree, and fight a bunch of villains, deal with my brother, and fight my classmates... several times.... *sigh* this is gonna be weird.

The young man loses all his memory doesn't known his parents. After 10 years later, he worked the photographer living his adoptive grandfather and sister. But there is a world in danger. Tsukasa Kayoda chose our Hero as new Decade to traveled another dimension to save them. He is a Saviour or Destroyer?

A boy with the ability to call fourth the power of the heroes that once kept the world safe from danger without the use of quirks was known, from the people who grew up hearing their stories from the olden time as told from generation to generation were still told to this day. Years later, a new threat has been lurking and waiting for a perfect opportunity to strike the very fabric of society. Join Y/N as he goes on an adventure in being a rising hero and being the new Kamen Rider with the help of his friends and with his newfound powers. Inspired by: Legendary Souls by King_Kado131