Comprehensive Comics: the Legend of Knights

He is an angel, he has strong physical strength, he has powerful fighting spirit and magic. One day, he killed an undead, obtained a system, and awakened another "him" in a different world. Through the system, he traveled from the Magic Age to the PM Age. In this way, a legend of a super-god-like fallen angel slowly unfolds. Ha? You think he's not a dick if he can compete with Arceus' power? His name was once Lucifer, but now his name is Iblis. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.