I, Sukuna, Am Inside Kasumigaoka Utaha?

Kazuki transmigrated to the Naruto world and became the son of Uchiha Kagami and the father of the future Uchiha Shisui. As the bridge between the Uchiha clan and the Hokage faction, facing the distrust of the Uchiha clan by the Hokage faction, and the intrigue within the clan, if he is not careful, he may follow Shisui's path. Relying on the combat simulation space, Kazuki obtained Indra Chakra at the beginning! The sage body of the Uzumaki clan and the Senju clan, Asura Chakra, Rinnegan, Ten Tails. As long as he defeats the opponent, he will have everything. Clan infighting? What are you fighting for? The Uchiha clan listens to me, understand? The Konoha higher ups suppress the Uchiha? Haha, Konoha was established by the Uchiha! Try something and you'll see Susanoo! When the Otsutsuki came, Kazuki slapped them as if they were a kid and sighed, "You are as bad as the Sage of Six Paths."

Ryosuke arrives at the Naruto world, and awakens the talent entry system which allows him to convert a person's biopheromome into a talent entry. Collected: [Sasuke's Hair] Transformation talent entry: [Spirit of Vengeance: You are an avenger, you are unstoppable on the road of revenge] [Efficiency of Chakra refining is 1000%! Ninjutsu power 500%!] [Cursed eyes: Your eyes are cursed by the world, but the world is ignorant, how would it know your talent?] [Get Sharingan (with Uchiha blood) Eye awakening efficiency 1000%! Pupil power 500%!] [Indra's resentment: Indra is resentful because of his father's preference for Asura, and his resentment is unmatched!] [Pupil Power 500%! Susanoo's size 500%! Pupil Technique Power 500%! Chakra 1000%!] Ryosuke: "Sasuke's hair gave me all this? What about Naruto?" Naruto next door shivered subconsciously, feeling as if he was being targeted by something terrible.

Shun transmigrates to the Naruto world as Uchiha Shun with a system that makes him stronger with each session. [Ding, Host and Partner: Tsunade engaged in an intimate act. Affection +12%, Chakra Cap +4, Yang Affinity +0.01%.] [Ding, congratulations Host, you have obtained the Kekkei Genkai: Incomplete Senju Sage Body.] [Ding, Host and Partner: Mikoto have engaged in an intimate act. Mangekyo Sharingan experience +50, Chakra Cap +3.] [Ding, Host and Partner: Miroku engage in an intimate act, Natural Energy affinity +0.01%] [Ding, congratulations Host, you have gained Secret Technique: Elementary Nature Mode!] [Elementary Nature Mode: Upon activation, enter the state of unity with nature. More attuned to the world, capable of gathering and storing Natural Energy for personal use, greatly enhancing the power of Ninjutsu/Taijutsu/Genjutsu, etc.] As he gets stronger, he kills Danzo and forces Hiruzen to abdicate, eventually unifying the Ninja World.

Aaron transmigrates to the Marvel Universe and obtains the Primal Furnace. With it, he can acquire the unique qualities of all things by devouring them. [Devour a cell phone] [Acquire Super Brain, Super Perception, Lightning Control, Network Manipulation, Electromagnetic Control...] [Devour Ant] [Acquire Super Physique, Super Strength...] [Devour Immortal Jellyfish] [Acquire Immortality] [Devour Deadpool's Blood] [Acquire Super Regeneration, Pseudo-Fourth Wall...] [Devour Thor's Blood] [Thor's Divinity, Asgardian Body...] [Devour Gungnir] [Acquire Sure Hit, Energy Ray...] Eternal Flame, Infinity Stones, Celestials, Black Technology... Everything is in Aaron's eyes and none can escape his hands.

With a sudden stroke of luck, Takeshi stumbles into the world of Fairy Tail, activating a Gacha system. With said system, he can get spins for completing quests. The higher the rank of the quest, the more spins he gets. With those spins, he can draw for different characters from anime and even transform into them, thus being able to use their powers. Yoriichi, Ace, Ulquiorra, Toji, Gojo, Whitebeard... Thus, a Quest Maniac, who would grab any S or even SS-Class quest was born. Through his unbelievable feats, he gained various titles such as Sword God, Flame Emperor, Black-winged Demon, Tyrant...

Leon reincarnated into the world of Danmachi as an elf. Due to some reasons, he chose to give up on being an adventurer. But on one fortunate day, he finally got the long-awaited system, the RNG System. [Ding! The mystery box has been opened. Congratulations to the host for obtaining a Super Longinus, Sephiroth Graal!!!] [Ding! The mystery box has been opened. Congratulations to the host for obtaining the Divine Protection of the War God!] [Ding!! The novice gift package has been opened. Congratulations, host, on obtaining World's Grace and the Super Soldier Serum!!!] *** Note: This is just a translation. All the credit goes to the original writer. Raw: 地错之独行者 55 Advanced Chapters on [email protected]/alex_1000

Transmigrating to an anime mashup world, Yoshida Tenya thought that a relaxed and pleasant life awaited him! But then he met them... Takanashi Rikka: My evil king's true eye is the strongest! Yotsuya Miko: Yoshida-san, can you see them too? Yukinoshita Yukino: I like cats, but that doesn't mean I want to become a cat! Kato Megumi: Can Tenya-kun notice me? Alisa: милый (cute) Kuchiki Rukia: Tenya, you are very suitable to be a substitute shinigami! Tenya: I just want to get a treasure chest! Is that too much to ask for? [Ding!] [Extracting SSS-Rank treasure chest: Conqueror's Haki] [Extracting SSS-Rank treasure chest: Zanpakuto: Zangetsu] [Extracting S-Rank treasure chest: Mangekyo Sharingan] [Extracting S-Rank treasure chest: Ice-Make] *** 40 Advanced Chapters on patreon.com/alex_1000

Good news: After transmigrating, Kiyoshi became an Uchiha, and awakened the Sharingan at the beginning. Bad news: His blood is not pure. Half of his blood comes from the Yotsuki Clan of Kumogakure. Fortunately, he awakened the trait system. [Eloquence: Your words are more believable.] [Strong Body: Your endurance is endless.] [Beast Instinct : No matter when and where you are, even when you are sleeping, you can react to hostile attacks and perform basic dodges.] Note: This is just a translation. All the credit goes to the original author. Raw: 火影：宇智波不是雷影！ Author: 大姐姐快过来 55 Advanced Chapters on [email protected]/alex_1000

The moment Kazuma arrived in the world of Jujutsu Kaisen, a cursed spirit knocked on his door, making him panic. Fortunately, he awakened the mission selection system. [Mission Option 1: Look into Gojo Satoru's eyes for ten seconds. Reward: Mangekyo Sharingan] [Mission Option 2: Change Mei Mei's hairstyle to twin ponytails and have an in-depth communication with her~ Reward: Tsukuyomi!] During the Shibuya Incident, Sukuna went crazy. Chibaku Tensei, Infinite Tsukuyomi, Susanoo... Yuji: "I thought that Gojo-sensei was already invincible. I didn't expect Kazuma to be even stronger than him." Since he had arrived in this world, Kazuma vowed to make a happy ending. Gojo becoming Go/jo? That won't happen in his presence. Yuki, Nanami, Mai, Junpei...? He's going to save all of them. *** This is just a translation. All credit goes to the original writers. Raw: 咒回：人生选择，开局万花筒！

Transmigrating to an Uchiha in the world of Naruto, Yuta activated the god-level talent analysis system. Every time his combat power increases by one level, a new talent can be analyzed. Since then, the strongest genius in the history of Konoha was born. And this was just the beginning. Analyze Might Guy's Physique talent, Kakashi's Lightning Release talent, Shisui's Genjutsu talent... On the night of the Uchiha genocide, Yuta used the Susanoo, Eight Inner Gates, and controlled Kirin in the sky. "Sarutobi Hiruzen, Danzo, how do you want to die?" Note: This is just a translation. All the credit goes to the original creators. Raw: 木叶：天赋暴击，开局因陀罗血脉

Tranmigrating to a mashup anime world, Tatsuma obtains the Trait System. With it, he can acquire traits from a target by defeating them. [Congratulations on successfully defeating Issei Hyoudou.] [Boost: When activated, strength boosts once every ten seconds. The Boost limit is affected by physical ability.] [Congratulations on successfully defeating Yuji Itadori.] [Athlete: Training effect +300%, more likely to trigger Black Flash in combat.] [Congratulations on successfully defeating Siegfried.] [Demon Sword Controller: Swordsmanship Talent +1000%, can use any sword regardless of conditions, physical stats slightly increased when holding a sword.] Additionally, new functions are unlocked each time his strength reaches a new level. [Ding! Host's strength has broken through to Level 2, unlocking the trait upgrade function!] [Ding! Host's strength has broken through to Level 3, unlocking...]

Renji transmigrates to the world of One Piece, at some random village. As he spends his days on peace, one day, pirates invade the place he calls home. On the verge of death, he awakens a system. And as if that wasn't enough, he gets Heavenly Six Eyes, basically Six Eyes Pro Max and Sukuna's Diamantle at the start. Besides, he gets bounty points for each kill of a pirate with which he can upgrade his skills. This leads to the rise of the strongest Marine the world has ever seen. [Ding! Host's performance upon joining the Marine has been recognized by the system.] [Reward: Reverse Cursed Technique (Lv. 1)]

Frieza transmigrated to the MCU and spent 25 years, working towards being a real estate tycoon and enjoy the life of a capitalist. But then, the Battle of New York happened and the building he had just bought was destroyed. Fortunately for him and unfortunately for the rest, he acquired the Frieza template (First Form). A power level of 530,000 might seem like an ant in the later stages of Dragon Ball. But this is the Marvel Cinematic Universe—MCU. Moreover, with enough Fear Points, he can unlock higher forms. From the First Form to the Final Form, then to Golden Frieza, and even Black Frieza. A nuclear bomb to deal with the Chitauri fleet? He just needs to flick his finger. Thor, Hulk, Iron Man, Captain Marvel? Trash without even a power level of 1000. Just one flick and they're gone. Frieza: "Oh ho ho... all of you tremble before the Emperor of the Universe." (Warning: MC is evil, like really evil. He will enslave entire civilizations and acquire planets, just like OG Frieza. Innocents and superheroes will die. if you don't like this sort of dark and evil MC, this isn't for you.)

After transmigrating to the Demon Slayer world, Yamada fortunately obtained the [Dimensional Template System] and acquired [Template: Sasuke (Mangekyo Sharingan Period)]. The greater the change in the plot, the more Dimension Points he gets. With said points, he can upgrade the template, buy new skills and even go to other worlds.

After transmigrating into the Uchiha clan, Hiromi activates a system that only has killing in its mind. [Kill Sarutobi Hiruzen!] [Reward: Rinnegan] [Kill Shimura Danzo!] [Reward: Eternal Magekyo Sharingan] [Kill Uchiha Madara!] [Reward: Eight Inner Gates: Eighth Gate + Sage Mode] Thus, someone who kills people at the drop of a hat was born in the Uchiha clan.

Transmigrating to a crossover anime world, Minoru activated the Plunder System. By seizing opportunities, he could gain abilities, attributes, and even exclusive skills. Fujimiya Amane wants to give Shiina Mahiru an umbrella? Sorry, I'll make a move first. Has Yuji not swallowed the Sukuna finger yet? I'll gladly accept Sukuna's finger. [Ding! Detected that the Host has altered Itadori Yuji's core fate line!] [Successfully obtained: One Finger's Worth of Ryomen Sukuna's Power — Grants 60 seconds of usage of 5% of Ryomen Sukuna's strength, without being controlled by Sukuna. Cooldown: 1 Day] [Ding! Detected that the Host prevented Kuchiki Rukia from transferring her Shinigami powers.] [Successfully obtained: Shinigami Power] While one "main character" after another was still standing still, Minoru had quietly seized countless opportunities.

Yami transmigrates into the world of One Piece, unlocking a system revolving around the Bleach power system. By killing enemies, he can get points and with said points, he can upgrade Zanjutsu, Hakuda, Hohō and Kidō. Additionally, each of them have their own branches, like Zanjutsu's Zanpakuto section. There's also things like [Special Category] which includes Hollow powers, Shunko, items, etc. So, let's reap some lives, shall we?