Counterattack System appeared when I'm already At The Mahayana Realm - Chapter 524 - 523: Substitute Player

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?”

- Description from Novelupdates

Horror of the Continent: The Immortal King Brings Despair, While the Light Knight Defies the Divine Will.In an era of chaos, numerous heroes emerge, striving to navigate the tumultuous land. However, amidst this turmoil, sudden and enigmatic forces make their appearance on the continent.Little did they know, it was all me.…To be precise, they were my alter egos sent to this other world.#Unintentionally becoming the villain of the world.#Somehow, I become both the demon king and the hero.#One person, multiple roles.

After discovering about her wealthy husband’s affair, she humiliates the adulterous pair on the streets and divorces him the very next morning. Just as everyone anticipates her downfall, she goes on to marry the most brilliant bachelor in the nation whom her unfaithful former husband cannot hold a candle to!

“Aren’t your mother’s legs always hurting? It hasn’t gotten any better despite seeking help from various doctors.”
“How did you know that?”
“Not only do I know why her legs hurt, I can also treat her condition.”
“As long as you can treat my mother, I’ll give you anything you want.”
“I want money.”

After An Xiaoning uses her psychic powers to break the curse of a poltergeist, she earns herself a fortune as well as a perfect man of her dreams.

Don’t be daunted by her psychic powers, for this book isn’t terrifying at all!

- Description from Novelupdates

To save the masses, Zhong Nianyao sacrifices herself to the heavens, thinking she would vanish into thin air. Surprisingly, when she opens her eyes again, she finds herself as the youngest daughter of the Zhong family in the imperial capital. In her previous life, as the national advisor of the Li Country, she spent her days in deep contemplation and eventually sacrificed herself for the people. Given a chance to relive her life, she decides to live freely and with ease. Zhong Nianyao, known in the capital as the infamous useless heiress who excels only in spending money, has been famously infatuated with the eldest young master of the Li family, Li Jingming. She even jumped into a river just on his saying. Later, to everyone's astonishment, Zhong Nianyao changed; she stopped chasing after Li Jingming and started setting up a stall on the overpass. People then said she must have gone mad. However, as time goes by—A real estate tycoon holds a black card, pleading for her to tell his fortune.A famous movie star clings desperately to her, crying for help.Even a renowned old artist brings his works to her, asking for feng shui advice.Zhong Nianyao didn't expect that just returning to her old profession would turn her into a master. She had always intended to keep a low profile! As she ponders this mystery, a man with a devilishly handsome face suddenly hugs her from behind, his deep voice filled with a seductive charm, 'My lady, when shall we start planning for a child?' Zhong Nianyao glances at the man and retorts with a single word— 'Scram—'(Sickly possessive lord VS Cunning heiress, pure love, those who like it, dive in!!)