[No need to follow ships + no need for navy (transitional) + invincible in the mid-to-late game]

In the year 1495 of the Sea Calendar, Yi Chen transmigrated to the world of One Piece with a collector system. Everything can be collected, and items recognized by the system can earn rewards.

[Congratulations, host, for acquiring the common item: "Unknown Sword Technique". Reward: One year of sword technique training experience.]

[Congratulations, host, on acquiring the rare item: "Naval Six Styles"! Reward: Five years of training experience in the Six Styles]

[Congratulations, host, on acquiring the Epic Item: Fifty Craftsmanship Skills of the Fine-Grade Sword - Mountain Falcon. Reward: Ten Years of Swordsmanship Training Experience]

[Congratulations, host, on acquiring the legendary item: Hawkeye's Dagger. Reward: Swordsmanship that can cut through steel.]

[Congratulations, host, on acquiring the divine item: The Medal of the Demon Heir. Reward: Awakening of Conqueror's Haki]

[Congratulations, host, for collecting a special item: Major Tina's personal items (duplicate). You will be rewarded with 500 collection points.]

......

In 1520 of the Sea Calendar, the Battle of Marineford broke out, and the Yi Chen Grand Fleet descended from the sky, surrounding the entire navy.

Crocodile: Boss, did you have to make such a cool entrance?!

Empress: I will protect Brother Chen's will!

Hawkeye: You want me to go easy on you? Five duels and three bottles of homemade wine!

Ming: Young Master Chen, let's cause a huge ruckus together!

Big Bear: How can we make the acting more realistic? Ah Chen is making things difficult for an honest person!

Moonlight Moria: ......

Admirals: Turn your guns around! The time has come to swear allegiance!

He transmigrated to the Naruto world and became Naruto. Although he became Naruto, he didn't have a system. However, he unexpectedly found a Flying Thunder God kunai with a spiral-patterned gem in the back mountains, inadvertently initiating a cross-time dialogue with Minato Namikaze, who hadn't yet become Hokage, triggering a chain reaction of historical collapse in the ninja world. Main characters: Naruto Namikaze, Minato Namikaze. This book is also known as *Naruto: Black Hole Frequency*, *Naruto: The Butterfly Effect*, and *Naruto: The Scar of Heaven*.

It starts with a demon-slaying sword, starting from the world of Demon Slayer: Kimetsu no Yaiba. In a world where ghosts eat people and people kill ghosts, the time traveler Bai Yu signed a contract with ghosts and gods and became a being that transcended ghosts.

Anke, who was sealed in a body, finally regained consciousness after being killed and regained his freedom.

At the same time, the mysterious voice that had been speaking in Anke's mind - Thram - was also liberated.

One man and one soul joined the Fairy Tail guild and became a famous S-class wizard in the guild.

As the former god Ankhseram, with the help of Seram, the magic that once belonged to God returned to Ankh's hands one by one. From then on, the Fairy Tail Grim Reaper who roamed the world was born!

The protagonist's memory of the original novel is incomplete, probably up to the end of the Tenrou Island section.

[Erusa has no blood relationship with the male protagonist, she is just setting the stage for the plot later, don’t scold me without reading the introduction]

When the Main God Space was destroyed, Mo Xiao, the reincarnator, taken away by the unknown light ball, entered the new world and found that he became Kurumi Tokisaki!

The first world: Highschool of the Dead, the second world: Apocalypse Summoner, the third world: Marvel Universe, the fourth world: Fate/Zero, the fifth world: Battle Through the Heavens, The sixth world: ???, The seventh world: Strike the Blood, the eighth world: Re:Zero, the ninth world: Overlord, The tenth world: ???, The eleventh world: Swallowed Star.

Having only activated his cheat ability two years after transmigrating to the One Piece world, the miserable bounty hunter Norton tearfully began to replan his life. "You touched the corpse of the pirate Shimiru, [Constitution +1]." "You touched the corpse of the fishman Ayok, gaining [Fishman Constitution]." "You touched the corpse of the giant Barbara, gaining the giant swordsmanship skill [Overlord]." From then on, Norton's interest in corpses burned wildly…

He transmigrated into the Uchiha clan in the Naruto world, becoming Uchiha Tomio, the uncle of Sasuke and the one who fought against seven opponents.

Uchiha Tomoe, a good-for-nothing of the Uchiha clan, was looked down upon by countless clan members because he had not awakened the Sharingan by the age of sixteen, despite being a direct descendant of the clan.

He inexplicably awakened the family revitalization system, thus embarking on a different path in life.

While Kushina Uzumaki is still a little kid, play the hero and save her to gain her favor.

Kushina Uzumaki: You laugh at my red hair, and I hate my red hair too.

Uchiha Tomio: Red hair, very beautiful, don't care too much about what others think.

......

Thousand Hands Nawaki: Brother, can I help you woo my sister?

That year, Uchiha Tomoe stood with his hands on his hips, unaware of what an opponent was.

That year, Uchiha Tomio confessed his feelings to Tsunade, and that very night Nawaki changed his mind.

Madara: Among the Uchiha clan, I, Madara, acknowledge you as the strongest.

Hashirama: Grandson-in-law, Tsunade is mischievous, she needs to be properly disciplined.

Minato: That year, watching Kushina being taken away, I regretted it.

Obito: I want to create a world where Rin belongs only to me.

That year, the Uchiha clan produced the Fourth Hokage.

The Third Hokage and Danzo want to seize power? Then kill them.

Now that I have become the Fourth Hokage, I will rule the entire Hidden Leaf Village.

One Against Seven: Uncle, Hyuga Hizashi wants to use Hyuga Hinata for a marriage alliance.

Uchiha Tomio: Itachi, you must not be tempted by beauty.

Sasuke: Uncle, Karin Uzumaki and Ino Yamanaka want to change their surnames to our Uchiha.

Uchiha Tomoe: Is this difficult?

With admirals everywhere and pirate emperors as insignificant as dogs, Lin Yi suddenly transmigrates to the world of One Piece and obtains the 'Super Auction House' system. Possessing this system, Lin Yi begins his legendary journey. Here, you will encounter countless items from other worlds and gain opportunities to change your destiny. And Lin Yi, with the system, will drink the strongest liquor and woo the most beautiful women. He will roam the world freely, manipulating all beings. Watch as Lin Yi stirs up the pirate world with his auction house.

"I, Cao Ya, don't rely on heaven or earth, I only rely on myself!"

"I, Cao Ya, didn't cheat!"

Facing the sky full of gods and Buddhas, Cao Ya said without changing his expression or heartbeat.

In this regard, a large number of Cao Ya from various worlds such as martial arts, fantasy, fairy tales, urban, animation and so on all gave thumbs up.

Luo Feng, who was transported to another world by sheer luck, obtained the System of Famous Teachers of All Realms and has since traveled through countless worlds, taking on thousands of disciples.

In the world of Demon Slayer, he took Yoriichi Tsugikuni as his disciple, contributing to the cause of slaying demons.

In the world of dragons, he took on Meneke Cassel and Hibertel Jean Angers as his disciples, creating the strongest dragon slayer in history.

In the Naruto world, he took on Hashirama Senju and Madara Uchiha as his disciples, becoming the honorary village chief of Konoha.

...

In the world of Martial Souls, he took in the rebellious Rakshasa Queen as his disciple and lived a happy life with his wife, children, and a warm bed.

Until one day, he received a message from the pirate world: his apprentice Whitebeard was going to die.

During the Marineford War, as Whitebeard lay dying, he cried out, "Father, open the gates of heaven!"