Real Man - Chapter 17:

Zoryn spent twenty-two years living as Daeleon’s son—her father's pride and joy—until her first heat exposed the truth... she was a woman!In the Beastworld, females are almost extinct.So when Zoryn’s hidden power awakens at the Grand Festival, her Heat calls every tribe’s strongest male:Wolves circle.Lions challenge.Serpents obsess.Avians tremble.Bears soften.But one reaches her first—Zarenien, the last-born dragon, fated protector of the Matriarch's line.Chosen by the beasts.Claimed by the dragon.And when an ancient, forgotten tribe stirs against Zoryn’s return, six beastmen and one dragon must put aside instinct and rivalry—or lose their Empress forever.

Jiang Chen travels to a fantasy novel world and becomes the villainous senior brother.He didn’t have any golden finger (cheat) and didn’t want to end up as villainous cannon fodder, so he repeated nine reincarnation cycles, only aiming to be an upright senior brother.Yet fate is unjust, bestowing upon him the aura of a villain, causing him to suffer countless misunderstandings and disdain.Until the ‘Tenth Life’!In this life, Jiang Chen gave up. His heart grew cold, and he also finally let himself go.Jiang Chen: “Since heaven wants me to be a villain, why should I defy it?”……My name is Jiang Lianyue, and I have a villainous senior brother who is despicable.I despise him, detest him, and even wish he would die quickly!But one day, I witnessed a flashback of nine lifetimes…In the first life, my senior brother sacrificed his own core to help the second brother rebuild his core, damaging his own foundation in the process.In the second life, I was afflicted with a cold poison, and my senior brother, with his modest cultivation, refined pills for a hundred days to cure me at the cost of destroying his own core.In the third life, I finally understood everything…

Transmigrating to the disciples of the Demon Sect, and relying on the skill modifier to become a giant of the Demon Dao.

[Detected the technique “Blood Nerve”, relying on devouring blood to practice]

[Side effects: easily affected by the spirit contained in the blood, becoming bloodthirsty, bloodthirsty, mad, and even brain dead]

[Please wait a moment, the system is being modified…]

[Ding! The modification is complete, and the side effects are cancelled]

- Description from novelbuddy

A world where God will grant abilities called Skills to those who come of age. The protagonist, bestowed with two skills, uses them and rises to an existence called a hero.