Persona: Full-Level Holy Blade, Spawn Monsters Online

Ye Yang, who traveled through the world of Kamen Rider Saber, cleared the world and finally became the guardian of the fantasy world. After finally returning to the original world, he found that the world had become a world full of monsters... Tokiwa Shougo (the one from the Time Management Bureau), who was supposed to be defeated by the Little Demon King, obtained the power of the alien King of Time, and attempted to gain the power to destroy all the Demon King of Time by transforming Ye Yang's original world where Kamen Riders did not exist... Alien General Armor, Alien Golden Rabbit and Silver Dragon Killbus, Time Stopping Insect Alien Armor, King Alien OOO from 800 years ago, White God Alien Yajituo... I will add them later after I think about it This book will also be written more for other people. In the world of Kamen Rider, everyone should be their own hero.