The episode concludes with Shiki’s unprecedented escape from , achieved by cutting off his own legs to bypass Seastone shackles. This act of sheer willpower sets the stage for his 20-year plan of revenge, directly leading into the events of the Strong World movie. By grounding a movie villain in the canonical past of the series, Oda ensures that the stakes feel historical and weighty, rather than isolated.
: 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. 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 : Sengoku and Garp’s fierce battle against Shiki
Ultimately, Episode 0 is more than a promotional piece; it is a profound look at the "Romantic" nature of the pirate world, as described by Mont Blanc Cricket, illustrating how one man's death could ignite a global fire that defines the series today. At the legendary Battle of Edd War ,
: Brief scenes show characters like Shanks and Buggy mourning their captain, and even glimpses of a young Monkey D. Dragon. Cinematic and Narrative Significance