A now properly-introduced, but longtime buzzworthy One Piece character caused fans to send many fan theories to the sea, but many don't hold water.

Clan in One Piece is a group of characters that have all inherited the “Will of the D.” and possess the letter “D” as their ...

Uranus is the Ancient Weapon that fans know the least about, so there's a theory that connects it to the mysterious Voice of ...

While Alabasta originally had two Guardian Spirits, one One Piece fan theorizes that there may be a hidden one.

One Piece Chapter #1137 lays out the details about Shanks' evil version, clearing any doubts fans had about him.

Find out how the reveal of Shamrock and Bonney's gender-swapped design hints at the identity of her biological father in One ...

One Piece theory cooked the entire community, as it predicted what Eiichiro Oda would do in the upcoming chapters of the ...

Figarland Garling has become an integral character in the story of One Piece, which makes his powers a subject of intrigue ...

For those needing a bit of catch up, this theory comes straight from the pages of chapter 999. If you have checked out the most recent chapter of One Piece, you will know the affair ends with a ...

One Piece has yet to reveal Mosa’s appearance ... This may corroborate the theory that Mosa is actually Enel, as Enel shouldn’t have much to do on the Moon after defeating the space pirates ...