This is really not mechanical ascension - Chapter 880 - 455 Preparation for Exploration Skywalker

A 21st-century tech manager, accidentally thrust into the body of Emperor Commodus—yes, the infamous villain played by Joaquin Phoenix—has one goal: not to die like him.Armed with his wits and a hyper-intelligent AI on a solar-powered laptop, he must navigate the treacherous politics of ancient Rome. Everyone, including his own sister, expects the arrogant, decadent tyrant. Instead, they find a calculating reformer. But as he tries to avert the fall of the empire, he discovers that being a “good” emperor might be even more dangerous than being the monster everyone is waiting for.

A no name Character, that never appear in novel.An ExtraEd a young man found himself in the world of the novel he’d been reading.It feels like a dream come true.But—As the memory flooded in of his new identity.-He was doomed.-He was f*cked.As He was now Caspian Arcwright[An Extra Character]Who is even despised by his own family.His father called him a failure, his mother saw him as a disgrace, and his older brothers tortured him relentlessly.There were only two reasons they let him live: the promise of an unknown bloodline that would awaken at the age of eleven, and his arranged fiancée.Then why?why?[BLOODLINE AWAKENED]BLOODLINE---- OF---- SACRIFICE

Fujii Itsuki unexpectedly found himself in Konoha on the night of the Kyuubi rampage.Although it was a dangerous situation Itsuki still survived.His Isekai life was as dull as it gets, he didn't have any talent for being a shinobi nor did he have a system.Itsuki was prepared to live his life as a lazy bum but unexpectedly he received a summons from the Third, only to find out a piece of shocking news.“ Itsuki I have arranged a marriage for you, the other party is Uzumaki Kushina, I hope you will agree to this marriage ”Facing the request of the Hokage, Itsuki could only reluctantly agree while apologising to Minato who died a few days ago.It's not like he wanted to steal his wife but he was threatened into it.'Sorry Minato, But don't worry I will raise Naruko like she is my own child and take care of Kushina well, and never let her feel any loneliness'Itsuki's seemingly ordinary life was turned upside down due to a single event.