Rebirth in One Piece as Deputy Captain - Chapter 507

When Dirga signs a mysterious contract, his world is turned upside down. Shadows stretch, reality bends, and he’s thrown into a brutal game where power means survival — and the cost is everything.Guided by a devil with a smile too wide and a past too deep, Dirga must train body, mind, and soul in a realm where death is never far and every choice echoes beyond comprehension.Armed with evolving powers and a weapon tied to his very will, he steps into a world ruled by chaos, facing monsters, trials, and truths that were never meant to be uncovered.But in a game designed by devils, with rules no one fully understands — how far can conviction carry a man who fights not to conquer… but to protect?

The most dependable (sarcastic) assassin -- Gao Xuan.Developing himself with an inventory of powerful gear. A master of biding his time, backstabbing, and brutalizing weaklings.Don’t love me. Nothing would come out of this.I am an assassin without feelings.

Traversing worlds with the Immortal Sword slaying demons, it was not until a monkey who claimed to be the Monkey King appeared before Lu Yu that he realized he had come to the world of Journey to the West. Striving for supremacy along the Human Path, the secrets of Journey to the West unrevealed, cutting off heaven and earth, the Three Realms were isolated.

“VILLIAN!? Is that what you call me? Do you know what I have been through?

FATE dealt me this hand, and I'll find peace in it. Even if I have to end the world, I'll sit a king on its ruins.

I'm not a good guy. I won't even pretend that I am. But then again, who in this world can truly claim that title?

At least I know my heart. What about yours?”

.....

Chiron lived an unfortunate life, but his problems only got started when he was reincarnated in his dangerous Hit novel.

Behold, a lesson to all authors... MC's have it difficult too.