Summary
Rivals add a certain level of intrigue to every story andOne Pieceis no different. Oda has created quite a lot of powerful characters in his world who fight for similar things or are at odds with one another for some other reasons.
In an incredibly competitive world like that ofOne Piece, rivals are bound to exist. Although there are countless incredible rivals in theOne Pieceworld, only a handful stand out as the very best of them all.

9Dorry And Brogy
Rivals Engaged In A Life And Death Battle
Dorry and Brogy come to mind when one thinks of eternal rivals. These two Giants hail from the island of Elbaf and, as fans know, these are monstrously powerful warriors. Fans were introduced to them in the Little Garden arc of One Piece and they showcased their strength and tremendous fashion during this arc.
Dorry and Brogy have been fighting for around 100 years to the point where the blades have now dulled as well. Every single battle of these two characters ended in a tie. However, recently, they were revealed to be on the island of Elbaf, which means their duel has finally been settled. It doesn’t appear that any of them ended up winning, however.

8Luffy And Smoker
Rivals Since Loguetown
Luffy has many rivals inOne Pieceand, from the Marines, there are two that stand out the most, they are Koby as well as Smoker. Koby is more of an admirer of Luffy, even though he stands in his path as a Marine. However, when it comes to Smoker, he is a character who has always been in pursuit of the Straw Hat Captain.
Smoker has not been seen properly in the series since the conclusion of Punk Hazard and it is time for him to step up his game as well. Smoker has vowed to go after Luffy and take him down for good himself, and these two have an incredibly exciting relationship that fans have come to adore over the years.

7Kaido And Big Mom
Rivals As Fellow Yonko
Kaido and Big Mom are certainly two of the strongest piratesinOne Piece.Fans know both of them to be among the very strongest in theOne Pieceworld. Both Kaido and Big Mom were fighting for theOne Pieceuntil recently. In fact, they even fought during the Wano arc and this rivalry ended with them joining hands to claim the One Piece together.
After they claimed theOne Piece, they would then go on to fight once again. These two characters share somewhat of a sibling-like relationship, however, at the same time, they were never afraid of taking up arms against one another.

6Zoro And Sanji
Rivals As Fellow Straw Hat Members
Zoro and Sanji are two of the most important charactersinOne Piece.Together, they are known to be the Wings of the Pirate King. As the number two and number three of the Straw Hat crew, these two characters need to be exceptionally powerful as well as commanding.
There is a healthy competition between these two characters and they are certainly powerful rivals. Fans have seen them fight on various occasions and they are very close in terms of strength.

5Garp and Roger
Rivals As Opposing Enemies
The Pirate King, Roger certainly had many powerful foes who were always on his back and, from the Marines, his biggest rival was certainly Garp. Fans know that Garp is an incredibly powerful fighter, being a member of the same family as Luffy. He used to chase Roger throughout the Grand Line in an attempt to capture him.
According to Roger himself, these two characters have fought various battles and nearly killed each other on countless occasions. However, at the same time, they also have respect for each other, as is evident from their many conversations.

4Shanks And Mihawk
Rivals Who Enjoyed Dueling Together
Shanks and Mihawk are two charactersthat fans would absolutely love to be explored further inOne Piece.These are two of the very best rivals that fans have seen over the years.
At one point, Shanks and Mihawk were constantly engaging in duels with one another. However, after Shanks ended up losing his arm, their duels stopped and Mihawk thought it wouldn’t be fair if this gave him an advantage over the red-haired pirate.

3Roger And Whitebeard
Rivals Before The Great Pirate Era
Roger and Whitebeard shared a very healthy rivalry as well. Fans know Whitebeard to be one of the very few pirates capable of matching Roger in combat and they are believed to be somewhat equal in terms of power. Roger and Whitebeard fought countless battles and they also formed a very healthy relationship with one another.
In fact, they had somewhat of a friendly bond as well, as fans have seen over the course of the Wano flashback.

2Roger And Rocks
Fiercest Rivals Before The Great Pirate Era
When it comes to rivals,Roger’s biggest was none other than Rocks himself.Rocks was introduced rather recently in One Piece and it was mentioned clearly by Sengoku that he was the biggest adversary that Roger had ever faced in his entire life.
In the end, Roger was unable to defeat Rocks on his own and needed help from Garp to finish him off.

1Luffy And Blackbeard
Main Rivals For The One Piece
Luffy and Blackbeard are two of the most prevalent piratesin the new age. Both of them are part of the Four Emperors of the Sea right now and, as a result, are in direct competition with one another for the title of Pirate King. Luffy and Blackbeard have a very deep history.
They met for the first time in Mock Town, and since then, they have also traded blows. In Impel Down, they clashed for the very first time, however, their true fight is yet to come.

One Piece
Cast
One Piece is a Japanese manga written and illustrated by Eiichiro Oda. The series follows protagonist Monkey D. Luffy and his Straw Hat Pirate crew as they explore the Grand Line to find the King of the Pirates' ultimate treasure, the One Piece, to become the next king. The manga’s popularity helped it spin off into a larger media franchise, including an anime with more than 1,000 episodes.