My Hero Academia Crossover Fanfiction

Levi had three things in life: a cheating girlfriend, a mountain of unpaid bills, and a computer project that had consumed three years of his life. In a single night, he lost them all. Beaten, betrayed, and abandoned in a hospital, Levi thought his life was over. Then a voice spoke inside his head. *System reboot successful. Welcome back, Admin.* The artificial superintelligence he'd spent years building had survived—and it had chosen his brain as its new home. Suddenly, money was no longer a problem. Knowledge was no longer a barrier. And the limits that had kept ordinary men ordinary were about to become irrelevant. From mastering impossible skills to building technological empires, Levi would rise far beyond the boy everyone looked down on. Those who once mocked him would soon struggle to reach him. Those who controlled the world would discover that their power had an expiration date. Armed with the greatest intelligence ever created, Levi will conquer the worlds of wealth, science, and power—and rise to the top of a world that once crushed him.

When the apocalypse struck, Ray Morley was brutally murdered and eaten by his wife's family. Only in his dying moments did he learn the cruel truth—his beloved son wasn't his own flesh and blood. He had been nothing more than a pathetic stand-in, a fool used and discarded. But fate gave him another chance. Reborn three months before the end of the world, Ray awakened to find himself in possession of an enormous, otherworldly storage space. This time, he wasted no time—he divorced his venomous wife, won a massive lottery prize, stormed into the stock market, and earned billions. He built fortified shelters and hoarded mountains of supplies. In this new life, he would make his ex-wife and her family pay—every last one of them. No more groveling. No more weakness. This time, Ray would rise above it all.

Adriano Wijaya is granted the Balance System in a collapsing world. He can upgrade his community, but only at a cruel cost: a hard limit on the lives he can protect. As he climbs the ladder of power, he must choose between his humanity and the survival of the few.

In 24 hours, the world will end. The only way to survive is to become a god. William lived through the Mana Calamity, saw humanity shatter, and died a villain. Now, he's back, waking up one day early, armed with perfect knowledge of the future. He knows the truth: when the apocalypse hits, every object on Earth will be converted into a collectible Skill Card, granting its owner superpowers. The clock is ticking. Before the cities crumble and the monsters awaken, William must execute a meticulous plan to claim the absolute cheat codes: the Infinite cards. His first target is the Infinite Mana card, held deep within the Statue of Liberty and protected by a monstrous guardian. He’s not the only one who remembers the past. With a powerful rival regressor already on his trail and the timeline accelerating faster than he recalls, William is forced into desperate fights, uneasy alliances, and an accidental romantic contract with a beautiful girl harboring a terrifying, beast-attracting curse. He has the knowledge. He has the ambition. Now, he just needs to survive One Day Early.

'What did I do to deserve all this?' James thought to himself as tears of sorrow and regret streaked down his eyes, 'Just because I'm the unwanted one? They've decided to treat me like trash and throw me away. Well, I've decided to grant them their wish– I'll die here and save everyone the bother of seeing a failure like me.' **** The next time he opened his eyes, the first thing he saw was a light blue screen hovering in front of his face. 'What the hell is this?' [Ding!] Now armed with the power of the system, James Jade embarks on a grueling journey of revenge against those that made his life a living hell.

One hand holds a fry, the other crushes a dynasty. Joshua was just a sarcastic history student in Jakarta, more afraid of flunking out than dying. However, fate and a group of mafia thugs throw him into the brutal Chinese Three Kingdoms Era. With no muscle, no sword, and only the courage of a coward, he gains a "System" that grants him god-tier war tactics. The catch? He must consume modern junk food to power his genius brain. Now known as Jo Fan, the "Mad Advisor," he must transform the idealistic Liu Bei into a cunning Emperor. From burning Cao Cao's fleet while munching on spicy chips, to saving Guan Yu's life with a makeshift pontoon bridge. History records Zhuge Liang borrowing the East Wind. But here, Jo Fan borrows chili sauce to set the world ablaze. Will his mad tactics be enough to fight destiny, or will the cholesterol kill him first?

When Mona, the Duke's only daughter, married Styles, he was nothing short of the man of her dreams. Tall, handsome and smart. All it took was one accident to change that. Styles lost not only his legs but his handsome face now all she had left was an ugly cripple she couldn't stand. So she enslaved him and moved on with her life. To crown it all, the sinfully gorgeous Emperor of Black Empire was asking for her hand. No woman would throw that away for a nobody rocking a wheelchair. Unknown to her, the ugly crippled man locked away in the servant's quarters might not be a nobody after all.

Suddenly, the trash Tunde picks up turns into billions of dollars, luxury companies, and ancient martial arts powers. The people who stepped on him are about to find out that the guy they threw out like garbage is actually the king of the entire world.

Beneath the glamour of the Whitlock Group lies a betrayal of the most vicious kind. Martin Whitlock, a seemingly perfect billionaire CEO, is stabbed and thrown off a cliff by Miller, his identical twin brother who grew up in bitter poverty. But death refuses to claim Martin. Saved by a mysterious doctor, he awakens with a ruined face and a reality far more excruciating than his stab wounds: his beloved wife, Moana, isn't even looking for him. Instead, she willingly welcomes his murderer into her bed and his company, all for the sake of power. Betrayed by his own flesh and blood and discarded by his wife, the angelic side of Martin died in that forest. He returns to his empire from the very bottom, disguised as a disfigured courier. He doesn't come demanding answers. He comes to reclaim his empire, shatter his enemies' sanity, and make the wife who betrayed him crawl and beg at his feet. Because the ultimate revenge isn't murder; it is absolute poverty.

My ex-wife married into money while I scraped together fares to raise the son she left behind. Then one late-night passenger turned out to be her new husband’s sister—and she had reasons of her own to hate Emma. Now we have a common enemy, and I know the one secret that could cost my ex-wife everything.