I think I figured out what the One Piece is (Spoilers for the Manga) : r/ OnePiece

Manga Spoilers) Imu and Shirahoshi : r/OnePiece

At this point I'm pretty sure the One Piece is literally. [manga spoilers] : r/OnePiece

Odas number play predicts what happens in Chapter 1050 *SPOILER* : r/ OnePiece

One Piece Final Saga Storyline Part 2 (Manga Spoilers) : r/OnePiece

Chapter 1088 Spoilers : r/OnePiece

HUGE Potential Source for GOROSEI Powers (SPOILERS 1094+) : r/OnePiece

Final Saga Storyline Theory Part 1 (Manga Spoilers) : r/OnePiece

Oda's attention to detail (spoilers all) : r/OnePiece

SPOILERS FOR CHAPTER 1059: LUFFY'S TRUE STRENGTH (EOS) : r/OnePiece

WHOLE CAKE ISLAND MANGA SPOILERS!) I think this should be enough evidence that a certain someone will be defeated. : r/OnePiece