One Piece 2025: Gear 5, Imu Sama, Joy Boy & Final Saga Explained Fully
by JagansaiWhether you're a longtime fan or just catching up in the Final Saga, this article dives into 2025's most searched One Piece mysteries. From Luffy's god-like transformation to Imu Sama's secrets and the fate of the Ancient Weapons, we break down the biggest topics dominating the Grand Line today. Every header includes expanded details so you can grasp the core truths behind the hype.
What is Luffy’s Gear 5? The Toon Force Awakens as a God of Liberation
Gear 5 is the awakened form of the Hito Hito no Mi, Model: Nika—a Mythical Zoan Devil Fruit that transforms Luffy into a near-divine being. This state doesn't just boost strength or speed—it shatters the laws of physics. His body becomes animated like a cartoon, allowing him to fight with total creative freedom, reshape the battlefield, and turn serious battles into unpredictable spectacles. Officially introduced in Chapter 1044 and Episode 1071, Gear 5 marks the moment Luffy ascends to Joy Boy's legacy, embracing chaos, freedom, and joy in combat.How Did Luffy Defeat Kaido? The Bajrang Gun and the End of Tyranny
Luffy's final battle with Kaido wasn't just another power-up climax—it was a turning point for Wano and the world. After awakening Gear 5, Luffy unleashed the Bajrang Gun: a giant fist so massive it dwarfed Onigashima. But beyond physical destruction, the moment symbolized the collapse of Kaido's reign and the spirit of oppression that haunted Wano. Kaido, once the strongest creature alive, fell not just to brute force but to the will of liberation and inherited destiny. Wano was freed, and a new era of pirate rebellion began.What Is the Egghead Arc? Vegapunk, Secrets, and the Final Saga Catalyst
The Egghead Arc is the scientific and narrative center of the Final Saga. Located on Vegapunk’s futuristic island, this arc uncovers decades of forbidden knowledge: how Devil Fruits work, what the Void Century hid, and the secrets of cloning and Lunarian DNA. The Seraphim—childlike weapons fused with the powers of Warlords—are just one of Egghead’s terrifying creations. But more importantly, the arc exposes the World Government’s fear of truth. As Luffy allies with Vegapunk, the world's structure starts to unravel from within, making Egghead a flashpoint for the war to come.Who Is Imu Sama? The Immortal Monarch Controlling the World
Imu Sama, now identified as Saint Nerona Imu, is the true ruler of the world, hidden atop the Empty Throne. Contrary to the throne’s symbolism of equality, Imu’s presence confirms the World Government has always been a lie. Believed to be immortal and active since the Void Century, Imu commands the terrifying Gorosei and erased Lulusia Island with a mysterious sky-based weapon, possibly Uranus. Some theories even suggest Imu is a yokai-like being or uses the powers of the Ope Ope no Mi to defy death. Their identity ties directly into the fall of Queen Lily and the mystery of the Great Cleansing.Who Was Joy Boy? The Ancient Liberator Reborn in Luffy
Joy Boy lived during the Void Century and was the original user of the Nika Fruit. He attempted to bring peace to Fish-Man Island but failed, leaving behind a message that Gol D. Roger would one day read at Laugh Tale. That promise is now being fulfilled by Luffy, who carries the same Devil Fruit and the same liberating spirit. Joy Boy isn't just a person—he's a mantle. His existence is proof that freedom and rebellion will always return, even after centuries of suppression. In Luffy, Joy Boy's will burns brighter than ever.What Is the Will of D.? The Bloodline of Rebellion Against Fate
The Will of D. marks individuals who seem fated to challenge the world order. Carried by Luffy, Law, Roger, and even Blackbeard, the "D." name has always hinted at defiance. These bearers often laugh in the face of death, change history, and disrupt balance. Some believe "D." stands for Dawn, Devil, or even Destiny. In the Final Saga, this ancient will may turn out to be the greatest threat the Celestial Dragons have ever faced. As truths come to light, the World Government's deepest fear may be the resurgence of this inherited rebellion.What Are the Ancient Weapons? The Power to Shake or Save the World
The Ancient Weapons are three legendary tools from the Void Century with the power to destroy or reshape the world order.- Pluton is a massive warship, confirmed hidden beneath Wano.
- Poseidon is Princess Shirahoshi, able to control Sea Kings that can sink entire navies.
- Uranus remains mysterious but is likely the celestial force Imu used to destroy Lulusia Island.
How Can Blackbeard Use Two Devil Fruits? The Forbidden Physiology of a Pirate
Marshall D. Teach broke the unbreakable rule: no one can survive eating two Devil Fruits. Yet Blackbeard possesses both the Yami Yami no Mi and the Gura Gura no Mi, granting him powers of darkness and earthquakes. Theories suggest his body is unnatural—perhaps possessing multiple souls, twin organs, or an inherited mutation. Some fans believe he performed a ritual linked to the Cerberus myth. Whatever the truth, Blackbeard has become the most dangerous wild card in the New World, rivaling the power of the Gorosei themselves.What Is Shanks Hiding? The Yonko Who Walks Among Kings
Shanks has long stood out among the Yonko. His Conqueror’s Haki is so refined, it can disrupt future sight itself. But Shanks’ greatest mystery is his connection to the World Government. He was seen meeting the Gorosei, which no pirate should ever do. Some believe he may be of Celestial Dragon blood, while others argue he holds secrets about Joy Boy or the Ancient Weapons. He’s a peacekeeper, a warbringer, and a mystery wrapped in red hair. With his next move looming, the balance of power may shift in ways no one expects.Who Are the Gorosei Really? Monsters in the Skin of Leaders
The Five Elders—Saturn, Mars, Mercury, Jupiter, and Venus—have always been seen as the World Government’s political heads. But recent arcs show they are much more. Each possesses a Mythical Zoan Devil Fruit, with monstrous hybrid forms. They serve Imu directly, are likely immortal, and may have existed since the Void Century. Their transformation during the Egghead Arc reveals they aren’t just rulers—they’re guardians of a buried truth, willing to destroy entire islands to maintain control.FAQs – One Piece Final Saga: Real Fan Questions Answered
Q1. Is Gear 5 Luffy stronger than Kaido or Shanks?Yes. Gear 5 grants Luffy godlike powers by awakening the Nika fruit. He defeats Kaido with the Bajrang Gun and rivals Shanks in Conqueror’s Haki control. However, Shanks’ full power is still unknown, and Imu or Blackbeard may surpass both.
Q2. What episode does Gear 5 first appear in the anime?
Luffy’s Gear 5 debut appears in Episode 1071 of the anime, titled “Luffy’s Peak – Attained! Gear 5.” This moment became one of the most viewed anime scenes in 2023 and 2024.
Q3. Is Imu Sama a Devil Fruit user or immortal?
Imu has not been shown using a Devil Fruit explicitly, but fans speculate they might possess Uranus or use the Ope Ope no Mi’s immortality surgery. Their existence since the Void Century suggests unnatural longevity.
Q4. What is the most important Poneglyph in the story right now?
The final Road Poneglyph, believed to be in Elbaf, is the most critical. It leads to Laugh Tale, where the One Piece treasure is located.
Q5. Will Luffy need a power beyond Gear 5?
Yes. Oda confirmed in a 2025 interview that Luffy will need a new power stronger than Gear 5 and Conqueror’s Haki to face Imu Sama and the Gorosei in the endgame.
Final Thoughts: The Saga Is Ending, But the Truth Is Just Beginning
One Piece is no longer just a pirate adventure—it’s a war of history, freedom, and fate. With Gear 5 shaking the heavens, Imu Sama revealed, and Vegapunk’s knowledge threatening the world, the Final Saga has entered its most dangerous phase. Every answer leads to another question. But one thing is clear: the One Piece is real, and the story of Joy Boy is reaching its final, explosive chapter.Pro Tip: Reread the Reverie and Egghead arcs—they contain hidden connections between Imu, Sabo, and Queen Lily.
Warning: Don’t underestimate Elbaf. The final Road Poneglyph and the giants may be the key to Laugh Tale.