Tate no Yuusha no Nariagari - The Christmas of the Shield Hero Part 4

To [Player]: This is the mystery of life, the journey of all things.You will become stronger, transform into superheroes, and possibly even touch the power of divinity. However, if you fail, death awaits you.For you have already stepped into the highest Sequence of the Evolution Game!“Isn't this making things difficult for Darwin?” Li Changhe muttered as he watched the [Player] arriving in the distance: “And giving Newton a hard time as well.”Fervent passion flows, don't spread hate if you dislike it

Luo Zheng is at the bottom of the Luo Clan hierarchy, despite his family being the founders of a power refining technique that could instantly defeat any opponent.

One night, enraged by unfair treatment from a family steward, Luo Zheng burns the family records. In doing so, the hidden magic in the book engulfs him and Luo Zheng becomes a new skilled fighter. Fleeing his home and despicable clan, Luo Zheng must learn to harness his powers to rescue his younger sister while his own cousins are on his pursuit.

- Description from Novelupdates

Cui Heng was transmigrated to another world and the system told him that the new world he was in was a high-grade Xianxia world.

Leon, a man who tragically died of exhaustion due to his sister's otome game, unexpectedly finds himself reincarnated as a young aristocrat named Leon Bartfort. However, he soon realizes that he is not alone in this body. Another mysterious entity already resides there, its voice echoing in his mind.Who is this second consciousness? Is it a friend, an enemy, or something far more sinister? Will they be able to come to an agreement to share control over the body, or will a fierce struggle for dominance ensue? Or perhaps their interactions will lead to unforeseen consequences?Intrigued? Then start reading!