Child of Light - Volume 4: Chapter 24 - Training Before the Competition

A skilled but unfortunate modern-day assassin was killed in a freak accident. However, he soon found himself summoned to another world by an evil wizard, who had him possess the body of a boy as an experiment. After successfully planning the evil wizard’s downfall, he used the wizard’s body as a springboard to gain influence and power in his new world.

- Description from Novelupdates

(Based on LN) Tanya von Degurechaff - once a soldier of the Empire fell in the battle unfairly through that being shameless intervention.**Cursed Being X!**The promised destruction of the soul, and so called last reincarnation is a lie by that being. Tanya - or her new given name Tsuyu Uzumaki found herself in the world of Shinobi - with fox-skinned Godzilla named Kyuubi destroying the village on the day she and her twin brother Naruto were born.Tanya once again curse Being X in her heart because she knows this world is far more dangerous than the last. But that does not stop her from her goal of being able to sit on top and leisurely enjoy life. Therefore, she will rise through the ranks, finding opportunity for herself to finally sit at the throne of Hokage! Or the Konoha Council - eyeing the position similar to Danzo, Koharu and Homura.This is her journey!

Hurt. Bullied. Ignored. Boris decided to end his life in the most pathetic, cowardly way imaginable.But of course—how could even death go right for him?Fate, it seems, had other plans.Boris wakes up in another world, reborn as Kaden Warborn—the second young master of the Warborn family. A clan of glorious madmen who treat death like a family tradition.And wouldn’t you know it—death comes knocking again.[Congratulations, Host. You have awakened the Cycle of Rebirth System.][Core Principle: Die to grow stronger.][So go on, Host. Don’t be shy.][Court death.]…Excuse me?Armed with a system that rewards dying, surrounded by maniacs who treat funerals like festivals, Kaden Warborn begins his new life.Hopefully, this time, not like a coward.

Ten thousand years later, ice has melted. The Soul Federation Scientific Exploration team found an egg with a golden and silver pattern on it in the far north of the land, and after examining it with an apparatus, they found out that there were vital signs inside. They hurriedly brought it back to the institute for hatching.

The egg hatched, but it was a baby, a baby exactly the same as a human – a baby born out of an egg.