The Strongest Time Travel Ultra Knight

Destroyer of worlds? Or the founder of the world? What did he see in his eyes after traveling through countless worlds? "Who are you, bastard?", "Since you asked, I'll tell you, I'm both Ultraman and Kamen Rider. You can call me Ultra Rider. I'm just passing by, remember it!" This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.