Naruto Card King - Chapter 149

After breaking up with his girlfriend, he accidentally acquired a genius system and rose from there against the heavens, becoming invincible..

- Description from Novelupdates

A classic villainess/heroine tale that puts a new twist on the genre. This Industrial Era fantasy tells the story of Nadia—a secret agent with a dry love life and an unhealthy addiction to visual novels—as she Transmigrates into the body of Vivian Moore, the villainess of the novel, from a family of business CEOs.All the destruction flags were raised, and Vivian was at the end of her rope. Her life was about to take a turn for the worst, but with Nadia behind the wheel, she seized Fate by the hairs of its head and yanked it into a sharp U-turn.No more weakness was allowed! If something wanted to get rid of her, she would stab it to death. If someone wanted to trample over her, she would shoot them into a beehive. And there was no stopping her because she had the strongest weapon a main character can have: the System!

Mercy Morgan was just an ordinary young man trying to make sense of his life, but fate had other plans. One fateful night while on the verge of death, he crossed paths with Michelle Elderblood, an ancient vampire whose bite changed everything. Now transformed into Merciless Minerva Elderblood II, he finds himself thrust into a hidden world of powerful vampires and dark secrets.In this realm, where myth collides with reality, Merciless quickly realizes he is caught in a dangerous web of many powerful creatures. Meanwhile, the vampires operate under a singular, formidable king, and every encounter reveals the treacherous politics and hidden agendas that dictate their lives. Yet, amid the chaos, a singular purpose ignites within him: revenge.Merciless barely a day old must face a harrowing exam that plunges him into the depths of forbidden knowledge, forcing him to confront not only the secrets of his new existence but also the gods who have forsaken him. The pain of his past fuels his determination, and as he navigates this perilous path, he wrestles with the question of whether he is merely a pawn in someone else's game before becoming a vampire, or if he is destined for something far greater.Driven by a relentless thirst for vengeance, Merciless must gather strength and confront the darkest parts of his new identity. With every step he takes, the stakes rise, leading him closer to a confrontation that could alter the very fabric of his world.Join Merciless on a gripping journey of discovery, power, and the quest for retribution. In a dark world filled with myth, danger, and relentless ambition, can one man's desire for revenge reshape his destiny, or will it consume him entirely?

In the past, the giants of the heavens and the gods were destroyed after the reincarnation of the world! Cruel curse, eternal hatred, Tan Yun is determined to never sink again! For the sake of loved ones and relatives, from now on, step on the corpse of the enemy step by step to surpass the peak! Defying the sky, killing all worlds, I am the only one!

- Description from novelbuddy