Dark Lord: Rise to Power - Chapter 25: Cave of Echo- ’One Stone, Two Birds’

Jiang Pengji got something called the Court Intrigue Stream System.
System: “Your goal is to become the most prestigious woman in the kingdom (the Queen)!”
Jiang Pengji: “Okay, System. No problem!”
Years later, she met the target by becoming the most prestigious woman (the Empress).
Jiang Pengji: “Well done, no?”

Zeke Draker,The first failure to awaken among the direct descendants of the Dragonslayer family.Expelled from his family for possessing the talent of a Healer instead of a swordsman.Zeke struggled desperately to become stronger, only to face a miserable death.At the moment of his death, strange letters appeared before his eyes.[The soul of the Elder Dragon is engraved into the spirit of the one who possesses will.][An irrevocable and promised power is activated.]When he regained consciousness, he opened his eyes twenty years in the past, in the family that had abandoned him.“If I can become stronger, I will use anything at my disposal.”A new awakening with an immortal power.The legend of a Dragonslayer with a different class begins.

Su Chen traveled through the fantasy world and awakened the god-level bragging system.

Earn rewards as long as others brag about it!

Brothers and sisters of the same school: Although everyone is at the same level, but like you, my senior brother can kill ten in seconds with one sword!

Su Chen instantly stepped into the taboo realm, becoming the number one person in the same realm in all ages!

Zongmen Elder: I think Su Chen has the appearance of a great emperor!

Su Chen’s physical body became great immediately, his altar was clear, and his talent was raised to the extreme.

Supreme Immortal Emperor: From my point of view, the sword in the hands of fellow Taoist Su Chen is simple and unadorned. It looks ordinary, but in reality its brilliance is restrained. It must be a supreme weapon!

In an instant, the sword in Su Chen’s hand shone with divine brilliance, and turned into an extreme imperial weapon.

Peer Tianjiao: Are you really as strong as the legend says?

Su Chen: Wherever it is, it’s just everyone flattering and bragging.

…

The introduction is weak, please move to the text!

- Description from novelbuddy

There are a total of seven sins, and a revelation is made to a young man named Alex that he is destined to become a demon lord, more especially a demon lord of sin called LUST.

It's not like he can change that and because he always knew something about himself was different—not in a physical sense, well, maybe a little—and not in a mental sense—but rather because he is thrown into a demonic war that compels him to accept his new reality.

He was only aware of a difference in himself. Relating to him and the ladies who are drawn to him... Well, it was more or less like he was a magnet in front of all the girls, and all the girls were drawn to him like a metal.