Alchemist In The Apocalypse: Rise Of A Legend! - Chapter 177 New World Kingdoms[5]

He, without doubt hates her.
What did she do to deserve his hate?
The person who she treated well like a brother did not even bother to notice it...

Years passed…

He needs to get married.
He needed a wife.
So she offered herself.
It was a marriage that will benefit both parties he said.

When a national athlete of China laughs at being able to win a gold medal in video gaming, what a pro-gamer like yourself ought to do is take your size-42 shoe and measure it against his pretty face!

Emperor Xianwu ninth reincarnation, only to break through the shackles, was besieged and killed by masters from all walks of life.

Fortunately, a ray of divine consciousness traveled across thousands of planes to the earth and entered the body of the dead young man, just to get rid of the anger in his heart and to regain that peerless peak!

- Description from MTL

You thought being reincarnated as an extra-side character was bad? Imagine being thrown into the body of a villain who is disowned by his own family and discarded by the author.