15 Biggest Unresolved Mysteries In ‘One Piece’

I’ve been thoroughly engrossed by the anime series ‘One Piece’, airing from 1999 to 2025, due to its expansive pirate-themed universe filled with grand adventures and mysteries hidden along the Grand Line. The brilliant work of Eiichiro Oda continues to draw me in with its rich backstory and numerous unresolved mysteries even after more than a thousand episodes.

As “One Piece” approaches its final chapter, the enigmas surrounding the past, crucial characters, and the coveted ultimate treasure become increasingly tantalizing. Here are 15 of the most captivating unanswered questions in the series that have me on the edge of my seat, arranged from least to most intriguing.

Florian Triangle Shadows (1999-2025) – Giant Figures with Red Eyes

During the Thriller Bark storyline, colossal, dark figures emerged from the mist enveloping the Florian Triangle. These imposing shadows, taller even than the enormous vessel known as Thriller Bark, hint at mysterious beings or powers hidden beneath the ocean’s surface.

I’m wondering if they are old entities or simply part of the eerie scenery. The mysterious link they seem to have with the larger narrative turns them into a chilling enigma.

Zoro’s Eye Scar (1999-2025) – The Swordsman’s Hidden Injury

After the time skip, Roronoa Zoro reappeared with a scar on his left eyelid that he usually keeps concealed. The intriguing wound from his tutelage under Dracule Mihawk has ignited curiosity regarding its origin and significance.

I’m really curious to discover if that scar reveals some hidden talent or it’s just a sign of past conflict. The mystery deepens as Oda remains silent about it.

Crocodile’s Secret (1999-2025) – Ivankov’s Blackmail

During the storyline known as Impel Down, Emporio Ivankov subtly suggested he knew something hidden about Crocodile. This information was used to influence the ex-Warlord, and the mystery surrounding this potential vulnerability has sparked curiosity about Crocodile’s background.

There’s something mysterious about Ivankov that has me curious. Is it possible he harbors a concealed past or a private reality yet untold? This secret could certainly lend complexity to his persona.

Shanks’ True Power (1999-2025) – The Red-Haired Emperor’s Strength

Among the Four Emperors, Shanks is renowned for performing astonishing deeds, such as halting a conflict merely by his presence. However, it’s worth noting that much of his true combat prowess, Haki expertise, and underlying motivations are still shrouded in mystery, despite his significant role throughout the narrative.

Eagerly anticipating the moment when Shanks demonstrates his full might, considering our shared bond with Luffy. The enigmatic nature of his power adds an unpredictable factor as we approach the climax of this epic saga.

Man with the Burn Scar (1999-2025) – The Final Road Poneglyph

In the Wano storyline, there’s a man known for his burn scar who possesses the final Road Poneglyph crucial for locating Laugh Tale. This character is said to have the power to control weather and remains shrouded in mystery regarding their true identity.

I’m really excited about the possibility of encountering such an important person. His involvement in the hunt for the One Piece significantly contributes to understanding the bigger picture.

Ancient Weapons: Uranus (1999-2025) – The Unknown Destroyer

In the land of Wano, Poseidon signifies the sea-king domain controlled by Shirahoshi. However, the true nature and abilities of the third Ancient Weapon, Uranus, remain shrouded in mystery. It’s powers and location are yet to be revealed, possibly connected to the hidden arsenal of the World Government.

As an ardent enthusiast, I can’t help but be intrigued: Is Uranus an instrument of war or a fellow being? Unveiling this secret might just be the decisive factor as we prepare to stand up against the administration in our impending battle.

Giant Straw Hat (1999-2025) – Mariejois’ Hidden Relic

Inside the hidden sanctum of Mariejois, a colossal straw hat similar to Luffy’s was discovered, protected by the mysterious figure Imu. The immense scale of this hat hints at its previous owner being a titan, potentially Joy Boy, who lived during the era of the Void Century.

I find the connection between it and Luffy’s famous straw hat intriguing. Might it conceal clues about the distant past or possibly even the fabled One Piece?

Voice of All Things (1999-2025) – A Rare Power

The mysterious power, known as the Voice of All Things, enables figures such as Luffy, Roger, and Momonosuke to perceive communications from creatures like Poneglyphs and Zunesha, as well as ordinary animals and objects. However, the source of this ability and why it is limited to a select few individuals remains a mystery.

As a captivated observer, I find myself drawn to the enigma of this extraordinary power and its link to the Void Century. Unraveling its secrets has become an intriguing puzzle that I can’t help but be fascinated by.

Kozuki Toki’s Origins (1999-2025) – The Time Traveler

Kozuki Toki, married to Oden, leaped ahead from the century known as the Void Century using her Time-Time Fruit. The reasons behind her escape and the details of her hidden past remain veiled in mystery.

I’m eager to discover the reason she departed from that period. Her connections to the distant past might unveil crucial insights into the world’s historical background.

God Valley Incident (1999-2025) – A Buried Battle

Thirty-eight years past, the event known as the God Valley Incident unfolded, where Gol D. Roger and Monkey D. Garp engaged in a fierce battle with Rocks D. Xebec’s pirate crew. This island mysteriously disappeared, leaving behind few details about this epic confrontation.

I’m excited to discover the details of this great battle, as its connection to characters such as Shanks and Kuma makes it an essential part of the storyline.

Blackbeard’s Body (1999-2025) – A Strange Anomaly

As a passionate film buff, I’d rephrase it like this: Being Blackbeard, Marshall D. Teach, I possess an extraordinary ability that surpasses ordinary boundaries – the power of wielding two Devil Fruits. Marco, my companion, has pointed out that there’s something unusual about me, and the fact that I never seem to tire only adds to the mystery surrounding me.

I’m curious about what sets Blackbeard apart. Could it be a peculiar trait inherited genetically, or perhaps connected to the era of the Void Century? Unraveling his mysteries forms the core of our tale.

Imu’s Identity (1999-2025) – The Hidden Ruler

In the storyline known as the Reverie arc, a figure called Imu operates covertly atop the World Government from an unoccupied throne. The reasons behind their actions, their background, and even the possibility of their being immortal are shrouded in mystery.

I’m eagerly curious to find out who or what Imu is, given their significant influence over the government, they are a crucial character in the climactic events unfolding.

Will of D (1999-2025) – The Inherited Legacy

Characters such as Monkey D. Luffy and Gol D. Roger bear an ‘D’ in their names, symbolizing a rebellious stance against the World Government. This inherent spirit or determination remains one of the central enigmas.

I’m eager to discover the meaning behind the ‘D’. The connection it has to our ancient past suggests an unveiling that could dramatically alter the story’s core.

Void Century (1999-2025) – The Erased History

During a 100-year span, known as The Void Century, orchestrated by the World Government, conceals the actual events that led to the demise of the Ancient Kingdom. Poneglyphs, deciphered by Nico Robin, are our sole sources providing insights into this forgotten past.

I’m excited to unearth these long-concealed truths about our history. Unraveling them could potentially redefine the world as we know it, shedding light on the mysterious reasons behind the government’s frantic attempts to keep this information hidden.

One Piece Treasure (1999-2025) – The Ultimate Prize

The treasure known as One Piece, hidden away by Gol D. Roger in the Land of Smiles (Laugh Tale), serves as the central theme throughout the story. While its monetary value is not its only aspect, it was this mysterious quality that led to Roger’s crew’s amusement; however, its true identity remains a complete mystery.

I’m anxiously awaiting to find out what Luffy uncovers, as the treasure’s link to Joy Boy and the Void Century turns it into an enigma of epic proportions.

2025-08-01 18:29