A Pirate Becomes a Navy Officer: No Female Lead, Ruthless, but With the Right Values 海贼当海军无女主。心狠手辣，三观正确

1. 1 从 Starting with the Marineford War, I’ll Slay Every Pirate! 从顶上战争开始，杀遍所有海贼！ How to Get a Grade of 90九分出成绩的方法Anime Fanfiction421k WordsCompleted System + invincibility + justice that leaves no one alive + livestreaming Koby's execution + chopping up Momonosuke + cutting Luffy into five pieces + nuking Mary Geoise + killing the entire Straw Hat crew Absolute justice means every pirate must die! Reborn during the Summit War, surrounded by coun 846Reads7.7Score103Shelves

   Reader note

   The entire Straw Hat crew is dead, all four Yonko are wiped out, CP 0 through CP 9 are also killed, the Doflamingo family is wiped out, only Crocodile and Law of the Seven Warlords survive, and Amazon Lily is destroyed.

2. 2 海 One Piece: My Absolute Justice 海贼：我的绝对正义 A Dream Like Floating Clouds浮云般的梦Anime Fanfiction422k WordsCompleted "This chaotic era needs a clear-headed madman to bring it to an end!" "From the very beginning, he was someone who had lost everything..." "In my own name, I will eradicate every pirate!" Roger's words ushered in the Great Pirate Era, and pirates ran rampant. After his home was destroyed, the reborn Zhang Ye resolves to uphold Absolute Justice. "I'll end the evils of this age, pirates and Celestial Dragons alike. I'll do whatever it takes. That's my justice." Along the way, he goes from bein 1.1kReads7.6Score103Shelves

   Reader note

   The first book was really tear-jerking.

3. 3 海 One Piece: The Dream-Slaying Mentor, King of the Marines 海贼：灭梦导师海军王 The Evening Breeze Speaks Not晚风不语Anime Fanfiction503k WordsCompleted After Roger was executed, the transmigrator Dylan, who had been lying low in the East Blue for ten years, spent every day exterminating pirates, just as he had for the past decade. He made sure the East Blue kept its title as the “Weakest Sea.” When the gears of fate began to turn, Dylan entered the New World. Blackbeard: “A man's dreams will never...” Dylan: “What did you say? What's your dream?” Blackbeard: “I don't have a dream. I just want to retire on Pops's ship.” Please head to the main s 22.5kReads9.4Score1.5kShelves
4. 4 海 One Piece: I Joined the Marines from the Start, and I Am Justice 海贼：开局加入海军，我就是正义 Just an Ordinary Man本是俗夫Anime Fanfiction719k WordsCompleted The protagonist of this novel is a Marine. He's decisive and ruthless, kills without hesitation, and is nearly invincible, though he has a brief period of growth early on. [Congratulations, Host! Your first draw has earned you the Gale Sword Style!] "Death is like the wind, always at my side! Face the wind! Hasaki!" [Congratulations, Host! Your draw has earned you the Seed of Corruption, which lets you enslave others!] "My heart is clear as a mirror, and all I do is just! Super: Advent of the Wo 5.6kReads8.9Score291Shelves
5. 5 海EN One Piece: The Rampaging Volcano 海贼之暴走的火山 Braised Pisces红烧双鱼Anime Fanfiction1.0M WordsCompleted [Protagonist: Sakazuki (Akainu)]+ [Marine-Centric] [Subordinates: Enel, Bullet, Kizaru, Kuzan, and other admirals...] In the end, the entire world will submit to the firepower of the Marines. No exceptions. (Everyone gets wiped out)... P.S. The Marines will purge the world in the finale. Saints and people who just want to watch the world burn, stay away. The later parts get pretty brutal. It's hard to watch the pirates you like get chopped into mincemeat, you know? 8.2kReads9.5Score493Shelves
6. 6 海 One Piece: The Gravity User's Absolute Justice 海贼：重力使的绝对正义 biubiu Jottingsbiubiu随笔Anime Fanfiction409k WordsCompleted “Every pirate must die. Not one will be spared.” Luo Lan Transmigrated Luo Lan arrives in the world of One Piece with an extreme hatred of pirates. After a car accident leaves him on the brink of death, he is reborn with the power of the Gravity Devil Fruit and bound to the Pirate-Slaying System. He has only one goal: to slaughter every pirate on the seas and uphold Absolute Justice! The Marines see him as their sharpest blade, and Akainu calls him “the embodiment of justice.” Pirates fearfu 2.6kReads8.2Score140Shelves

   Reader note

   He upholds the ideals of absolute justice, is not a saint, and is decisive in killing pirates.

7. 7 人 I Become the Marines' Queen in One Piece! 人在海贼:我成为了海军女王！ A Piece of Rotten Wood一块烂木头Anime Fanfiction246k WordsCompleted I opened my eyes and found myself in a Marines dormitory from the start! Sky-blue hair falling to her hips, blue eyelashes, fair skin, long, slender legs. Wasn’t this Esdeath? How had I woken up as a different gender? “I love Lady Esdeath the most!” Tashigi clutched a long sword in her arms, gazing at Esdeath with shining eyes! “Oh? Wouldn’t a queen and an empress be an even better match?” Hancock looked at Esdeath with a girlish air. “Her Majesty the Queen!” The moment she appeared at the Param 1.4kReads9.0Score127Shelves

   Reader note

   They're all oh yyds

8. 8 海 One Piece: The Marines' Greatest Drunken Swordsman 海贼：我，海军第一酒剑豪 Little Chubby Fairy仙女小胖子Anime Fanfiction545k WordsCompleted Changze transmigrates into the world of One Piece and becomes the grandson of Kong, the World Government’s Commander-in-Chief. He gets a golden finger System that makes him stronger whenever he drinks! And so, legends about Changze the drunkard spread across the world. Garp: Changze can drink more than anyone I’ve ever met! Sengoku: When Changze gets drunk, he nearly destroys our whole headquarters! Kong: I worked so hard to pave the way for Changze, and when he got drunk, he nearly cut me down 170Reads6.4Score—Shelves
9. 9 挂 I Was AFK, but the Warring States Heard My Thoughts 挂机的我，被战国偷听了心声 A Xi Has Gained Weight阿熙吃胖了Anime Fanfiction1.0M WordsCompleted The Great Age of Piracy. The seas are in turmoil, the strong can destroy heaven and earth, and pirates, marines, and rebels are all locked in battle. It should be exciting, but I just can't get into it! I'm Li Hao, a marine, twenty-two years old. My greatest dream is to: Spend my whole life as a lazy good-for-nothing! But then Buddha Sengoku overheard my inner thoughts... 1.7kReads8.1Score116Shelves
10. 10 海 One Piece: The Undying Flame 海贼王：不灭的火焰 Black Flame黑火焰Anime Fanfiction886k WordsCompleted Ace, who died at Marineford, opens his eyes again to find himself 52 years in the past. Whitebeard is only twenty years old, too. The strongest pirate on the seas at this time is the captain of the pirate ship that rescued him: Blackflame Gray. A Logia Devil Fruit User with the Blackflame Devil Fruit, he cannot be extinguished by water, and its temperature can soar to ten thousand degrees in an instant. For this, he is also known as the Black Sun. “Edward Newgate? Who's that?” The pirate captain 2kReads9.1Score157Shelves
11. 11 海 One Piece: I’m the Fourth Admiral, and I’m Eight Years Old This Year 海贼：我，第四大将，今年八岁 Sunset and Moonlight落日月亮Anime Fanfiction1.0M WordsOngoing “No way, Sashiburi! You’re saying this little guy, who took out a 300-million-berry pirate in one hit and is only eight years old, is your biological younger brother?!” In the Fleet Admiral's Office, Akainu, Aokiji, Garp, Sengoku, and Tsuru all stared in stunned disbelief. “He really is!” Kizaru was just as shocked and bewildered. His little brother was only eight. How could he be this strong?! Then Xia Tian arrived. Sengoku invited him to join the Marines. “Joining the Marines is fine, but I wa 3.8kReads7.9Score297Shelves
12. 12 人 One Piece: The Strongest Admiral, Trained by Zephyr 人在海贼：师从泽法之最强大将 Rice Ball Bun米饭团子包Anime Fanfiction301k WordsCompleted [No System] (The story really takes off after chapter ten.) (A Marines story, so don't read it from the pirates' point of view.) He is the only admiral to inherit Zephyr's legacy. In the Great Pirate Era, Wayne, a transmigrator, begins his journey to cleanse the world after witnessing an island's destruction. Anyone who stands in his way will die beneath his dragon claws. Wayne: “Only the strong have the right to speak of justice!” Wayne: “I won't rest until every pirate is dead!” 594Reads6.9Score—Shelves
13. 13 这 This Navy's the Real Deal: They Actually Dare to Kill Whitebeard! 这海军能处，白胡子他真敢杀！ Mario Eats Chicken Breast马里奥吃鸡胸肉Anime Fanfiction2.0M WordsCompleted ([Slow burn] + [Justice] + [High energy]. The early pacing is a little slow, so feel free to skip ahead if you can't get into it. It takes off from Chapter 56!!) The Great Pirate Era is rife with conflict, and pirates run rampant. I am Ron. In the name of a hero, I protect the weak and stand firm in defense of the justice that is mine. Akainu: No matter what it takes, I want him as my adjutant! Sengoku: Damn it! How did I, the Fleet Admiral of the Marines, end up as a figurehead? Zephyr: He is t —Reads—Score—Shelves
14. 14 海 One Piece: The Marines' Number One Admiral Has Arrived 海贼：海军第一大将参上 Gathering Place for Refusers拒绝者集合地Anime Fanfiction371k WordsOngoing Paramount War. “King of the Runaways” Koby was speaking at length in front of Admiral Akainu, trying to stop the Marines from continuing their pursuit of the defeated Whitebeard Pirates. His words shook the Marines’ resolve. Just as the Marines’ sense of justice began to waver, a punch of lightning sent the King of the Runaways flying. A figure stepped down from the platform and stood before all the Marines, his cape emblazoned with the word “Justice” billowing behind him. He scolded them: “C 153Reads6.9Score—Shelves
15. 15 海 One Piece: I Serve in the Marines, Ready to Lay Down My Life for Justice 海贼：我在海军，舍生取义 Rising Sun日盛Anime Fanfiction196k WordsOngoing [Pirate King + Marines novel + System progression + Mythical Zoan + comedy + lighthearted + seeking death + no female lead] Ian came to the world of the Pirate King at the age of six and joined the Marines. He waited twelve years before the System finally upgraded. After the upgrade, the “Sacrifice Yourself for Justice” feature was unlocked. He gained an immortal body: whenever he died, he would come back to life and receive extraordinary rewards! [Randomly choose one of the Three Types of Haki 4Reads7.5Score—Shelves
16. 16 海 One Piece: Slaying the Celestial Dragons in Fury from the Start 海贼之开局怒斩天龙人 Carefree Salted Fish撒欢的咸鱼Anime Fanfiction352k WordsOngoing “Mary Geoise?” “Sank.” “The World Government?” “Gone.” “Then... Momonosuke?” “Done for!” “One last question: where's my System?” “Off pursuing love.” “...” So love really does disappear, doesn't it? Join the crew. 17Reads7.1Score—Shelves
17. 17 大 The Great Pirate Era: Building My Naval Empire 大海贼时代：打造我的海军帝国 No Crime in the Written Word落笔无罪Anime Fanfiction867k WordsCompleted "Most of this is an alternate universe, so don't compare it too closely!" On this day, Pirate King Roger was executed, and one sentence ushered in the Great Pirate Era. On this day, Benedict, who had transmigrated three years earlier, founded the Xuanwu Marines in the East Blue and announced to the whole world: "Yo, you vile pirates! I'm Benedict, Fleet Admiral of the Xuanwu Marines. My Azkaban is ready for you. Come on in for a cup of tea." Countless forces across the seas were shaken. Under th 320Reads7.5Score—Shelves
18. 18 海EN One Piece: From Impel Down to Ruling the World 海贼：从推进城开始君临世界 Medicine Stone药石Anime Fanfiction1.0M WordsCompleted One Piece World (Completed): On the eve of the Summit War, Marine Headquarters desperately needs a large force of elite fighters to face the Whitebeard Pirates, who are about to attack Marine Headquarters. At this moment, Sengoku thinks of the man who once shone brightly. "A former Marine Admiral, once the man with the greatest potential to become Fleet Admiral!" "He stood shoulder to shoulder with Roger and Whitebeard on these seas." "But he was also the only Admiral to commit a grave offense a 5.4kReads8.8Score242Shelves
19. 19 海 One Piece: The Rumble-Rumble Fruit 海贼王：雷雷果实 An Ambitious Potato有抱负的土豆Anime Fanfiction424k WordsCompleted A pirate ship from the start! Luffy! Be my crewmate! Zoro! How about I make you a sword with the power of lightning? Usopp! Heh, you big liar! Come on over, I've got something newer and more powerful! Nami! Be my... you know what I mean! 1.6kReads7.2Score112Shelves
20. 20 海 One Piece: The White Wolf Pirates 海贼之白狼海贼团 White Feather, Ink, and Silver白羽墨银Anime Fanfiction640k WordsOngoing The latest plot update for 2024: The protagonist has already been beaten back from the New World. Now he’s heading off to become a Shichibukai, laying low in the Sabaody Archipelago while building his forces and accumulating strength. The protagonist is a native of the world and a White Wolf Devil Fruit User. He switches to a scythe as his weapon in Chapter 6. He sets sail from the East Blue on the same day as Ace. This is not a join-the-crew story: the protagonist forms his own pirate crew. So 213Reads8.4Score—Shelves
21. 21 海 One Piece: The Easygoing Life Luo Roger Shattered 海贼：被罗杰打破的咸鱼生活 Cli YingCli影Anime Fanfiction182k WordsCompleted Several years ago, Lin Yu transmigrated to the world of pirates. Right from the start, he received a transmigration starter pack and learned the Three Types of Haki, the strongest form of Haki. But he hated fighting and stirring up trouble. He found the attention that came with making waves incredibly tiresome. So he had always chosen to hide his strength, living on an obscure island in the East Blue. Every day, he would fish and drink, enjoying a pleasantly easy life. Then one day, Lin Yu met a 114Reads5.4Score—Shelves
22. 22 海 One Piece: Always Sleepy 海贼之经常犯困 Heaven's Way Keeps No Secrets天道不独秘Anime Fanfiction204k WordsOngoing After transmigrating into the world of pirates, he lies flat in the Marines, only to unexpectedly become the overlord of the world. Sengoku the Buddha: Are you a Marine or a pirate? Long Di: Whichever you need, I can be either. 1Reads8.4Score—Shelves
23. 23 开 From the Start, I Have an SSS-Rank Buddha Fruit, Shocking the World 开局SSS级大佛果实，震惊世界 Fifth Masterpiece第五名著Urban403k WordsCompleted A world of high martial arts. People of the world, take note! Standing right in front of you is: The owner of the Great Buddha Fruit. A player with an SSS-rank talent for trash talk. The greatest prodigy of the human race! The God of War of the present. The spark of hope for the future. Guardian of the long, endless night! The pride of Huaxia! The Buddha who shines across all the heavens! The dream 213Reads7.9Score170Shelves
24. 24 海 One Piece: Sending Ace Back to Windmill Village from the Start 海贼：开局将艾斯砍回风车镇 Drunk for Eight Hundred Miles八百里醉Anime Fanfiction1.1M WordsCompleted In the world of pirates, he awakens the ultimate life-player System. To repay a debt of gratitude, he becomes the biggest star in the pirate world! Ace: I’m heading to the Grand Line. That’s where a man belongs! Wayne: No way. You haven’t awakened Haki or the Flame-Flame Fruit yet. Stay put in East Blue and behave! Luffy: He’s the best chef in the world! Mihawk: In swordsmanship alone, I’m no match for him! Sengoku: He’s the reason the Shichibukai can continue to exist! Akainu: Damn Wayne 4.1kReads7.8Score197Shelves

    Reader note

    [Thumbs up][ ...]

25. 25 海EN One Piece: The Navy's Greatest Scum 海贼：海军史上最大败类 Mario Eats Chicken Breast马里奥吃鸡胸肉Anime Fanfiction2.2M WordsOngoing At a Marines internal hearing, senior officers sternly questioned Darren, the North Blue Admiral known as the Marines' “scum.” “You've had improper relationships with princesses from numerous North Blue kingdoms and the wives of their nobles?” “I was just showing the people some care.” Marines high command: ... “Then how do you explain the outrageously high pay for the soldiers under your command in the North Blue?” “With the pittance Headquarters pays them, how else do you expect them to risk t 26.6kReads9.5Score2kShelves
26. 26 海 One Piece: The Strongest Justice 海贼：最强正义 Si Xiliu四夕刂Anime Fanfiction1.1M WordsCompleted [Pirate King + Twelve Zodiac Talismans + Hand-to-Hand Combat + Great Swordsman + Slow-Burn Growth into Invincibility] A man in the world of pirates obtains the golden finger: the Twelve Zodiac Talismans! He steals the Human-Human Fruit, Mythical Zoan, Nika form from Who's-Who! He tramples Kaido of the Beasts beneath his feet and becomes the Strongest Creature on land, sea, and air! The Four Emperors are nothing special! One year Momonosuke: “What did I do wrong?” “Being born was your biggest mis 29.9kReads9.2Score2.5kShelves

    Reader note

    The twelve seals of Atlas, the White Hound, are gradually unlocked without leaving any trace of the original main characters. Luffy, Ace, and Sabo are all recruited into the Marines. The battle scenes are well-written and often exciting. It's worth watching; definitely not bad.

27. 27 海EN One Piece: The Strongest Admiral 海贼王：最强大将 Shaking the Heavens撼天阙Anime Fanfiction510k WordsCompleted “This is a dark novel with a warped moral outlook. Righteous readers, please don't open it.” Victor's principles for dealing with the world: 1. History is written by the victors. 2. There is no such thing as justice in this world, only definitions of “justice.” 3. Without power, declarations of justice are empty words. 4. If you have a grievance, take down the person on the throne. 5. I believe only in force, and want to answer violence with violence. 6. What I say goes. Pirates or Marines, it m 1.5kReads7.7Score—Shelves

    Reader note

    Decisive and ruthless

28. 28 我 Me, Admiral Akainu: I Blow Away the Deserter King from the Start 我，赤犬大将，开局轰杀逃兵王 Crimson Commander赤帅Anime Fanfiction713k WordsOngoing [Unstoppable domination, passion, muscle, swagger, no female lead] The world of pirates, the Summit War. Lin Jin transmigrates into the body of the Marine admiral Akainu! The gears of fate turn slowly, and the course of the future begins to change. Dreams and reality, magma and fire, light and darkness. The Four Emperors, the Five Elders, and Imu... The blood-red rose on his chest is a fading tear of red. Rather than condemn evil, it is better to uphold justice! Looking back 434Reads8.7Score106Shelves

    Reader note

    Navy faction, no system, no female lead, ruthless!

29. 29 人 In One Piece, I'm Roger's Childhood Friend 人在海贼，我是罗杰发小 Six-Spirit Immortal六灵仙Anime Fanfiction1.6M WordsCompleted [Two Male Leads] Luo Ya transmigrates into the world of One Piece and becomes a little kid. He thinks that with a System, he’ll be able to punch the three admirals at eight and kick the four emperors at nine. But the System turns out to be as heartless as a greedy landlord: without money, he can’t do a damn thing… So Luo Ya has no choice but to embark on a long journey of odd jobs. After a middle-aged man rescues him, Luo Ya starts working as a waiter at the man’s restaurant. He watches a custom 1.5kReads8.4Score108Shelves
30. 30 截 I Snatch the Green Bull Fruit, Then Choose the Buddha of the Summit 截胡绿牛果实，我选择顶上化佛 An Li安吏Anime Fanfiction243k WordsCompleted “Marines + Wood Release + Justice + Decisive and Ruthless” Homan transmigrates into the world of One Piece. Ten years before the Summit War, he obtains the Forest-Forest Fruit, a Logia once wielded by the Marine Admiral Green Bull. “What? The weakest Logia, only good for making flowers and providing support?” “Wooden spikes, wood dragons, wooden giants, thorny vines, Advent of a World of Flowering Trees, life-force absorption! This is what the Forest-Forest Fruit is really for!” At the S 945Reads6.7Score—Shelves
31. 31 海 One Piece: I, Akainu's Close Friend 海贼：我，赤犬挚友 Autumn Wind Sweeps Away the Withered Leaves秋风扫枯叶Anime Fanfiction221k WordsCompleted Hong Kai accidentally transmigrates to the world of One Piece. After witnessing pirates massacre the people of a town, he decides to join the Marines and becomes the closest of friends with Akainu. Together, they vow to purge the seas. 620Reads8.7Score105Shelves
32. 32 海 One Piece: Rising to the Top After Becoming a Shichibukai 海贼：从成为七武海开始做强做大 Xia Who Loves Tea爱喝茶的夏Anime Fanfiction816k WordsCompleted Synopsis: After transmigrating into the world of the Pirate King, Xia Tian, Monkey D. Xia Tian, becomes Luffy’s biological older brother and spends his childhood traveling everywhere with Dragon to lead the revolution. At sixteen, Xia Tian leaves the Revolutionary Army and sails the seas alone. He recruits crewmates and founds the Smile Pirates, and there is no stopping him from there. The young and powerful Xia Tian soon catches the Marines’ attention, and they send him an invitation to become 2.5kReads8.4Score162Shelves
33. 33 海 One Piece: From the Start, Gion Captures Me and Makes Me Join the Marines 海贼：开局被祗园抓去做海军 Flowers in the Mirror of Mountains and Seas山海镜花Anime Fanfiction422k WordsCompleted [Lazy protagonist + Almost invincible + No goody-two-shoes + Decisive and ruthless + Doesn't suck up to Luffy] I was hunted by Momousagi as soon as I made my debut. She wanted to capture me and force me into hard labor. I suspect she's got a yandere streak. Lord Treiste, could you give me a reading? "Want your fortune told? Give me a break! I don't know how to read tarot cards!" "What? You want me to hunt down Blackbeard? No way, that's too dangerous. It'll cost extra." Supernovas? If they don't 1.6kReads8.0Score120Shelves
34. 34 海 One Piece: Atomic Samurai 海贼：原子武士 Tan Wenqing檀文清Anime Fanfiction383k WordsOngoing [System] [Won't join a crew] [Not a saint] [Not an invincible protagonist story] [Float-Float Fruit] [Great Swordsman] [Sword Saint Society] (The first 50 chapters are a growth phase. He gets the Float-Float Fruit by chapter 60 and can go toe-to-toe with an admiral. If you're impatient, feel free to skim.) Su Aikun was chatting excitedly with a bunch of internet goofballs when he suddenly transmigrated to the world of Pirate King. But Su Aikun was totally calm. These days, what was so surprising 4Reads7.2Score—Shelves
35. 35 穿 I Transmigrated into Akainu and Decided to Uphold Justice 穿越成赤犬的我决定坚持正义 How to Get a Grade of 90九分出成绩的方法Anime Fanfiction400k WordsCompleted Invincible + no female lead + solo protagonist. Years later, looking at the Marines’ abundance of talent, Sakazuki feels even more certain that he made the right choice. Marine Admiral Black Boar Marshall D. Teach, Special Marine Vice Admiral Demon Barrett, and newly promoted Marine Rear Admiral Monkey D. Luffy! Then there are Doflamingo, Moria, and Whitebeard, all of whom he took down. Sengoku admits he can’t measure up and steps aside for a worthier successor, while Garp weeps with gratitude! 118Reads6.2Score—Shelves

    Reader note

    It's really good, I've watched almost all of it, and it works for me!

36. 36 海EN One Piece: A Blood Debt, Slaughter the Celestial Dragons! 海贼：灭门之仇，杀光天龙人！ All-Nighter Champion熬夜总冠军Anime Fanfiction878k WordsOngoing Rono wakes up one day to find that he has transmigrated into the world of One Piece. He thought he’d be able to live a happy, peaceful life. But the appearance of the Celestial Dragons shattered that dream! Rono watched helplessly as the Celestial Dragons gunned down his parents! Consumed by rage, Rono awakened a System and swore to kill every Celestial Dragon! And so, a [Supreme Villain] who specializes in hunting Celestial Dragons was born! Wherever Rono goes, the Celestial Dragons tremble in 3.9kReads8.9Score184Shelves
37. 37 海 One Piece: The Silver Falcon Admiral Is in a Bad Mood Again Today 海贼：银隼大将今日也很暴躁 Poor as Iced Tea穷成冰茶Anime Fanfiction1.2M WordsCompleted (No System, pure Pirate King vibes) My name is Michael, and I was reincarnated into the world of Pirate King. I ate the Human-Human Fruit, Mythical Zoan, Seraphim form, and became a Marine in the Marines. I thought I could keep my head down until the grand finale... But unfortunately, there was no way I was going to spend this life as a dog for the Celestial Dragons. Since things had come to this, if I didn't want to accept my fate, the only option was rebellion. But when it comes to rebel 5.8kReads8.6Score370Shelves

    Reader note

    [Heart] Pirate, Marine, ruthless! The protagonist transmigrates to the world of One Piece, starting with the Human-Human Fruit - Seraph form and becoming a Marine. In the Marines, he witnesses numerous dark events, choosing to accumulate strength, gradually recruiting and maneuvering, guiding and turning the Marines against their own side, and eliminating all evil. [Admiration]

38. 38 海 One Piece: I Ate a Mythical Zoan and Cleaned Up the Seas 海贼，吃下幻兽种，肃清大海 Exploding Apple爆炸苹果Anime Fanfiction721k WordsCompleted No System, Navy-themed story, lighthearted. It all started with an object falling from a great height. A soul from the Dragon Kingdom on Blue Star transmigrates and merges with the fading soul of someone stranded on a deserted island in the world of pirates. By a twist of fate, he eats a Mythical Zoan Devil Fruit. And so the story begins... Making a few friends, getting up to mischief, and having a laugh. Lightning in his left hand, a tome of law in his right. As the tides of the age rise, who w 2kReads6.9Score102Shelves
39. 39 海 One Piece: Pirates Slaughter a Village, and I Awaken the Dual Kamui! 海贼：海贼屠村，我觉醒双神威！ Even Cows Have to Eat Grass牛也要吃草Anime Fanfiction407k WordsCompleted [No Harem] [Decisive and Ruthless] [Pirates] [Naruto] [Akatsuki] Everyone who had watched Pirate King believed that pirates were good, free to roam the seas as they pleased. But when Bai Ze, an orphan in his previous life, transmigrated to an ordinary village in the pirate world, he had only just found a family of his own when these so-called “free spirits” slaughtered them. Not a single villager survived! He was stunned... His friends, family, and beloved... all died before Bai Ze's eyes! “Free 1kReads7.6Score100Shelves
40. 40 海 One Piece: Dark Justice 海贼：黑暗的正义 Green Grapes青提sAnime Fanfiction127k WordsCompleted "To deal with scum, you have to be even more ruthless and more evil than they are." -----Rob Lucci 33Reads—Score—Shelves

    Reader note

    This was originally a CP agent, ruthless and vicious.

41. 41 海 One Piece: Justice Reigns Over the Sea 海贼：君临于大海的正义 Wang, the Terrible Writer文笔极差的小王Anime Fanfiction1.9M WordsCompleted [Justice + Marines + fiery action + almost invincible + no saintly hero + ruthless and decisive + no fawning over Luffy + satisfying power fantasy] Aizen knelt with his head bowed in a pool of blood, corpses scattered all around him. He didn't weep. He simply stared fixedly at his reflection in the blood. In that moment, he finally understood this world... “Kid, I have no home anymore. Come with me. From now on, we'll have each other...” a hoarse voice said beside Aizen. Aizen looked up at the f 4kReads8.0Score168Shelves
42. 42 海 One Piece: I, Roger's Son, Luo, a Nine-Year-Old Marine Admiral! 海贼：我，罗杰之子，九岁海军大将！ Wine Cups Flow by the Ruoshui River若水河畔淌流觞Anime Fanfiction1.9M WordsCompleted After transmigrating into the world of One Piece seven years ago, the thoroughly ordinary Iger thought he could just coast through life. But three days ago, Iger found out that he was the twin son of the late Pirate King, Roger! Ace is his older brother, the old man who raised him is Dragon, and that means he has to call Garp Grandpa! Iger was instantly thrown into chaos. “Ding! Congratulations, Host, you’ve obtained the Myriad Worlds Sign-In System!” “Ding! Sign-in successful. Reward: Sand-Sand 288Reads7.7Score102Shelves

    Reader note

    They're both going to be in the navy, you can take a look.

43. 43 海 A Navy Doctor of Traditional Chinese Medicine: Am I Everyone's Beloved? 海军中医，我是所有人的白月光？ Xiaoming's Lemon Tea小明的柠檬茶Anime Fanfiction1.7M WordsOngoing [Navy-focused + No Heroine + Easygoing Daily Life + Comedy + Heartwarming + Occasional Hype?] (The System runs off from the start, so there is no System) “I’m just an ordinary doctor. I don’t have the kind of power other Marines do.” In his previous life, he was a traditional Chinese medicine practitioner, but a fan fell from the ceiling of his clinic and killed him. When he woke up again, a burly, hairy man was giving him mouth-to-mouth resuscitation. The [System] arrived one second, then ran 6kReads9.2Score338Shelves
44. 44 海 One Piece: Dark Smoker, No More Three Straight Losses 海贼：黑暗斯摩格，绝不三连跪 The Immoral Classic不道德经Anime Fanfiction1.2M WordsCompleted After transmigrating into the young Smoker, I get the chance to obtain the Dark-Dark Fruit. Only an idiot would eat the Smoke-Smoke Fruit! Gravity to do as I please, justice that makes the most of everything. I want to join the Marines, but I won’t become the government’s dog. I’ll uphold justice, but I won’t refuse to use darkness. I want to change the world, but I won’t pin my hopes on that damn Nika. 3.8kReads8.2Score258Shelves
45. 45 海 One Piece: The Lazy Marines’ King, and Kizaru Stops Smiling 海贼：海军摆烂王，黄猿不嘻嘻 Yang Yang Loves Reading杨杨爱看书Anime Fanfiction526k WordsCompleted Yi Chen, his former company's best slacker, transmigrates to the One Piece world. After replacing a Marine major, he obtains the Pleasure System. As long as he feels good, he can earn Pleasure Points. [Ding!] [Host, leave work on time. You may arrive late, but you must never leave late!] [Host is in good spirits. Pleasure Points +20] Once he has 1,000 Pleasure Points, he can draw a prize. Winning a god-tier item will greatly increase his strength. [Congratulations, Host, you have won a god-tier 6.9kReads8.7Score426Shelves

    Reader note

    🌈①The story of Yi Chen, a former office worker, who transmigrates to the world of One Piece and becomes a Marine Lieutenant Commander. He possesses a "Pleasure System," gaining power whenever he's in a good mood. He appears to be lazy, but is actually ruthless, yet his values ​​are surprisingly upright. ☘️ 🌈How will he navigate between pleasure and justice? Is he just being lazy or hiding his true strength? His seemingly carefree life, which even Kizaru admires, is it simply laziness or profound wisdom? A legend that subverts the boundaries between pirates and the Marines unfolds. ☘️

46. 46 海 One Piece: How I, a Scoundrel of the Marines, Became an Admiral 海贼：海军败类的我竟成为大将 Green Pepper and Eggs青椒加鸡蛋Anime Fanfiction803k WordsCompleted [One Piece fan fiction, transmigration, golden finger, multiple heroines, master swordsman, Marines] “No, ma'am... How can you test an honest Marine like this?” Looking at the scantily clad lady before him, Allen couldn't help swallowing hard. “You're testing an officer with this? What officer could possibly withstand such a test!” Allen planted a foot on a pirate's head and asked arrogantly, “So you're the one causing trouble in my territory? Do you know how much they pay in military fees every —Reads—Score1.1kShelves
47. 47 海EN One Piece: I'm an Evil Admiral, and I Excel at Winning People Over with Virtue 海贼我乃邪恶大将，最擅以德服人 Typing While I Eat边吃边码字Anime Fanfiction2.4M WordsOngoing At the hearing to approve his appointment as Marine Admiral, the top brass of the Marines put East Blue Governor Aini under scrutiny. “Explain why the children born to so many queens in the East Blue kingdoms look seven or eight parts like you.” “Coincidence!” “Akainu looks six or seven parts like me too! Does that mean he's my son?” Akainu instantly flies into a rage. “I've put up with him long enough!” Kizaru holds him back. “Just hang in there a little longer...” Aokiji: “You can't beat him.. 196Reads6.3Score101Shelves
48. 48 海 One Piece: I Stumbled Drunk into the Campus Beauty's Dorm and Stunned Marine Headquarters 海贼：醉闯校花宿舍惊呆海军本部 Chi Bu369迟步369Anime Fanfiction160k WordsOngoing Li Nuo transmigrates to the world of One Piece and activates the God of Wine System: drinking makes him stronger! From the start, he staggers drunk into the girls' dormitory, takes over Ain's bed, and promptly falls asleep beside the campus beauty. Ain: “???” Marine Headquarters is in an uproar! Zefa: “Force him to sober up and expel him!” Every hangover adds ten years to his cultivation! His first hangover rewards him with Conqueror's Haki! On the school grounds, a terrifying aura bursts from L 2Reads—Score—Shelves
49. 49 穿 Transmigrate to One Piece: I Get Stronger with Every Kill 穿越海贼，我杀人就变强 Little Cat Right小猫右Anime Fanfiction345k WordsOngoing [Unstoppable Protagonist] [Rewards for Killing Enemies] [Decisive and Ruthless] [System] [Pure Adrenaline] [Multiple Female Leads] Meng En transmigrated into the world of One Piece, only to find that the village he'd landed in was being ransacked by pirates! At the critical moment, Meng En awakened a System that granted rewards for killing enemies! Getting your ass kicked right from the start? Don't panic! Kill enough enemies, and even a loach can become a true dragon! The Navy Admirals think th 1Reads5.5Score—Shelves
50. 50 海 One Piece: The Straw Hat Pirates? I’ll Strike Them Down First! 海贼：草帽团？我先斩为敬！ A Gentle Madman温和的疯子Anime Fanfiction1.0M WordsCompleted [Kill Luffy! + Kill Momonosuke! + Destroy the Straw Hat Pirates! + No Romance! + Rumble-Rumble Fruit! + Marines! + Invincible Protagonist!] (Luffy and Ace are already dead. Enjoy the satisfying story!) Blazer Thor, codename White Dragon! In his era, he brutally slaughtered pirates in the name of absolute justice. The year he was promoted to admiral, he did something else that was enough to drive the whole world mad, and the World Government erased every record of him. In the Sea Circle Calendar 3.5kReads8.0Score159Shelves

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