Ever wished you could dive headfirst into the world of your own creation? In Sesame_Cookies' *Damn, I Have to Marry the Strongest Antagonist at the Start?*, that dream becomes a hilariously twisted reality for Owen, an everyday guy who suddenly finds himself trapped inside the sprawling, anime-inspired world he painstakingly crafted. One minute, Owen’s living a normal life; the next, he's thrust into a gladiatorial arena facing the consequences of his own imagination. His opponent? A stunningly beautiful and impossibly strong female antagonist. A system notification pops up, presenting him with an impossible dilemma: battle this seemingly invincible warrior for unimaginable rewards, or decline and face utter ruin. Armed with the insider knowledge only a creator possesses, Owen chooses to fight. He unlocks god-tier abilities beyond his wildest dreams, gaining access to the Order of Merlin and skyrocketing his leveling speed. He masters the Mana Void skill, neutralizing magic itself, and wields the Godslayer Staff, a weapon of unparalleled power adaptable to any situation. But just as Owen starts to enjoy his newfound strength, the system throws a curveball: marriage. To the very antagonist he just fought. He must marry her and conquer the world by her side, or face complete annihilation. Suddenly, god-tier powers don't seem so powerful anymore. This novel masterfully blends high-octane action with laugh-out-loud humor and unpredictable twists. With a protagonist forced to navigate the ridiculous rules of his own making, *Damn, I Have to Marry the Strongest Antagonist at the Start?* promises a wild and unforgettable adventure. Will Owen embrace his destiny, or will he find a way to rewrite the rules of his own game?