SSS-Rank Flame Brat Dominates The Academy With A System - Chapter 1: Goodbye, Mom!

After Reincarnating into Naruto World at the Warring State Era as an Uzumaki, Masahiko thought that he got a useless System. He lived for 48 years as a normal, below average Uzumaki Shinobi.

That changed when he finally knew how the system works the day of his 49th Birthday!

- Description from Novelupdates

A former sporting rifle shooter genius transforms into the ‘Juvenile Butcher’. While originally supposed to have received the death penalty, he was instead fortunate enough to have entered a secret and highly regarded armed force, throwing himself into the ‘Nirvana Project’.

An Alpha arrives at a packhouse party one night only to find out that his mate is the Beta's abused daughter. Knowing that she is abused, he takes her away from there immediately. Her mother died when she was young and took a lot of secrets to the grave with her. She starts finding out that she's not a typical werewolf and she needs to find her way around and navigate through these waters while trying to be a Luna and a leader, which is uncommon territory for her when she has been abused her entire life. But will her mate reject her after knowing how damaged she really is, or will he help of her find that happy ending that she's always been looking for.

Traveling through the fantasy world, becoming the descendant of the immortal family in the fairyland, born with a Chaos Physique, accompanied by a piece of Immortal Bone and a Primordial Seal.Starting with the Chaos Physique, he pushed forward all the way to be invincible.There are thousands of geniuses in the world, and they all have to bow their heads when they see me.