Valkyrie's Shadow - Chapter 7Before the Storm: Act 5,

[Free New Book] The predecessor of the Immortal God reincarnate and reborn in the third year of high school. Based on the many exercises in the memory of previous life, he practiced again from scratch. There are many traces and treasures left by his previous life. To explore, he has to re-enter the peak of the earth!

- Description from Uukanshu

A boy wakes up with omnitrix as a X-GENE

A cursed CD game falls from the sky. I boot it up, build a ridiculously handsome villain with broken talents, and just as I hit “Start”—boom, I get electrocuted.Now I’ve reincarnated as Lucien Caelum Valebrandt, a six-year-old noble and the infamous villain who helped the Abyssians win the last war.Every 500 years, the Abyssian King is reborn. But when the 16 chosen heroes of this generation lost against the battle of the Abyssian King because of my character, the Goddess panicked—and rewound time.Now those same heroes remember everything… and they want me dead.Even though I just got here.All I wanted was to play a game. Now I’m the villain blamed for destroying the world.

Kira was living the life that others could only dream about. He was gorgeous, rich and very popular - the kind of guy that drew students from all over the place just so they could brag to others that they went to the same school as him. He was undoubtedly the number one heartthrob that every girl dreamed about.