: "Special Edition! Clash! Luffy vs. the King of Carbonation".
: The real threat is Douglas Bullet , a legendary former member of Roger’s crew known as the "Demon Heir". He uses his Gasha Gasha no Mi (Union-Union Fruit) to combine inanimate objects into a massive mechanical colossus. One Piece Movie 14: Stampede - Episode 1
The movie was released in 2019 to celebrate the anime's . : "Special Edition
: These episodes follow Luffy as he attempts to restock the Thousand Sunny's cola supply on an island ruled by the Cidre Guild, a group of bounty hunters. He reunites with Boa Hancock, and they eventually obtain an invitation to the Pirate Festival featured in the movie. One Piece Movie 14: Stampede Plot the King of Carbonation"
To set the stage for the movie, the One Piece anime aired a two-episode tie-in arc.
You can find the movie and its prequel episodes on major anime platforms:
: "Special Edition! The Strongest Bounty Hunter, Cidre".