One Piece Film: Strong World - Episode 0 serves as a critical narrative bridge, chronicling the transition from the era of the "Pirate King" Gol D. Roger to the dawn of the Great Age of Pirates. While technically an OVA (Original Video Animation) released to promote the 10th One Piece film, its roots in "Chapter 0" of the manga—written by series creator Eiichiro Oda—give it a unique status as a mostly canon expansion of the series' lore. The Clash of Ideologies: Shiki vs. Roger
Beyond the central rivalry, Episode 0 acts as a historical montage, depicting the reactions of various characters to the news of Roger's arrest and execution. It provides glimpses of younger versions of now-legendary figures, including: One Piece Film: Strong World Episode 0 Episode 0
The central conflict of the episode focuses on the rivalry between and Gol D. Roger . At the legendary Battle of Edd War , Shiki offered Roger an alliance, proposing they use Roger's knowledge of ancient weapons to rule the world. Roger’s refusal highlighted his fundamental belief in freedom over dominion. The resulting battle, ended abruptly by a massive storm that decimated Shiki's fleet and left a steering wheel permanently lodged in his head, established Shiki as a major power from the old era who could stand on equal footing with the Pirate King. A Global Turning Point One Piece Film: Strong World - Episode 0
These videos provide detailed reactions and deep dives into the historical lore of Episode 0, highlighting the intense clash between Roger and Shiki: The Clash of Ideologies: Shiki vs
: Sengoku and Garp’s fierce battle against Shiki at Marineford, which resulted in half the city being leveled before Shiki was sent to Impel Down.