Is It Okay For An Antagonist To Save The World?

The world is covered by Memory (a divine entity beyond human understanding). Space gates and mysterious dungeons constantly open, and monsters inside rush out to slaughter humanity. Only Card Masters can fight against them. And this story is about the greatest Card Master. (Main character is intelligent, no harem, no stupidity, ruthless when necessary.) (Yugi Oh + Solo Leveling + Built Desk styles)

On his nineteenth birthday, the Hemsworth Family shamelessly revealed to the wealthy families in Arty City that Jeff is not only an illegitimate son but a fake son who isn't related to them by blood. They kicked him out of the family, telling the world that his family requested them to bring him(Jeff) back. The next day, his family who was said to be running a small farm in the village came to pick him up in an expensive car.

Dimas Ardhana was just a regular guy who liked spicy food too much. After a fatal incident with a bowl of 'Hell-Fire Noodles', he wakes up in the middle of the Azure Cloud Sect, where everyone thinks he's a legendary sage returned from the heavens. With no powers, a sarcastic system, and the world's deadliest (and prettiest) sword goddess watching his every move, Dimas must 'accidentally' cultivate his way to the top. Can he maintain the lie, or will his lack of spiritual qi finally catch up to him?

Everyone in Chicago thought Keith Cross was nothing—a discarded war hero turned human blood bank for his in-laws. His wife called him a leech, her mother demanded he donate or die, and her new lover promised to "drain him dry." But what they didn’t know? That “worthless freeloader” they mocked… was the Miracle Doctor they’d been desperately begging to save their dying son. “You think you can throw me out like trash?” Keith says with a slow, deadly smirk. “You’ve been living off my charity this entire time.” When Keith flashes his black VIP card, the world shifts. Elite restaurant managers fall to their knees. Security guards bow. And his ex-wife? She drops to the floor, begging for mercy after publicly calling him a busboy in disguise. “You said I was a blood bag,” Keith says, towering over her. “Funny. You never asked whose blood ran this city's veins.” She called him weak. He became untouchable. Now he’s back—to take everything they stole, and leave them gasping in the dust of his name.

Ryan Wolf, a live-in son-in-law of the prestigiousKardashian family, is treated like trash, unaware that he was once a mighty lieutenant general commanding thousands. On the brink of losing his marriage to Kim, his forgotten past suddenly resurfaces. But will it be enough to save his marriage and make those who looked down on him pay?

Although he was a rich heir, Liam Sawyer had to be sent away by his father to learn some life lessons. He lived as a common man and worked as an employee at a company where he encountered an accident and got an injury that gave him a bad scar on the face. Liam faced humiliation from his In-laws. However, only his wife stood by him even though she didn't have any feelings for him, he swore to make her the envy of everyone in the family. Once he had taken back his place as the only heir of his father's many assets, Liam set out on a revenge mission where he spared nobody who treated him badly.

Marcus Cade was an ordinary delivery man, a useless husband, and an even more worthless son-in-law. At least, that’s what everyone thought. He’d been insulted and humiliated more times than he could count. That is, until an accident reveals his true identity. Marcus Cade isn’t just an ordinary delivery man. He’s the revered Almighty Marshal who disappeared years ago. Now, he’s back and everyone who ever insulted him will surely grovel at his feet!

Blurb "You are nothing but garbage." Those were the words Carolina used to destroy her husband. After three years of humiliation, betrayal, and emotional abuse, Dario walks away from the woman he sacrificed everything for. He leaves behind the mansion, the marriage, and the woman who never saw his worth. But Carolina doesn't know the truth. The quiet man she mocked is the hidden master of a financial empire powerful enough to destroy companies overnight. As enemies kneel before him and billionaires fear his name, Carolina realizes she has made the biggest mistake of her life. Now she wants him back. Unfortunately for her, the man she abandoned no longer belongs to her.This type of story would fit very well in the billionaire, hidden-identity, regret-wife, and revenge-romance genres.

Aidan Drake has spent three years as the Frost family’s laughingstock—the powerless, humiliated son-in-law, mocked by his wife’s family and despised by society. Every day is a reminder that he is nothing, a “stray dog” in a gilded cage of wealth and scorn. But beneath the surface, a secret roars—an ancient power sealed away at birth, waiting for the right moment to awaken. When a mysterious stranger appears and sparks the dragon within him, Aidan’s world explodes into chaos. Suddenly, the man everyone dismissed becomes a force no one can ignore. As his power grows, the Frosts’ mockery turns into fear, and the world that once crushed him begins to tremble. But Aidan’s journey is more than revenge—it’s a battle for control, identity, and destiny. Will the weak son-in-law rise to claim his throne… or will the world destroy him before he learns to master the fire within?

What would you do if the man you humiliated for five years turned out to be the most powerful heir in the world? For five years, Ethan Black endured humiliation as the Carter family's worthless son-in-law. Mocked as a failure and forced to work as a janitor in his wife's company, he silently suffered every insult. But when a billionaire steps out of a limousine and calls him the lost heir to the world's most powerful corporate empire, everything changes. As enemies plot against him and a rival corporation threatens to destroy his wife's family, Ethan stops pretending to be poor and shows everyone exactly why they should have feared him all along.