It has been hinted by Oda multiple times how Luffy is shortening his life span by using gear 2 and also when he had 10 years drained from him in Impel Down. So if I were to decide on how he would die, it would be by protecting the people he loves and not by being killed by a pirate.
"Luffy Dies at Sea!? The Pirate Alliance Comes Apart" is the 627th episode of the One Piece anime.
When Luffy is about to be beheaded by Buggy, he claims as his last words that he will be the next pirate king and smiles while accepting his fate. This makes a big impression on Smoker who remembers Roger's execution at the same place, 22 years ago. Zoro and Sanji fight the pirates in order to reach their captain.
For now, Luffy hasn't died in One Piece. But, according to the author, Eiichiro Oda, at the end of the anime, Luffy will die. According to the year of prophecy, the One Piece will be discovered soon (Episode 627), and the story will come to an end.
When Luffy is about to be beheaded by Buggy, he claims as his last words that he will be the next pirate king and smiles while accepting his fate. This makes a big impression on Smoker who remembers Roger's execution at the same place, 22 years ago. Zoro and Sanji fight the pirates in order to reach their captain.
Uncharted 4: A Thief's End. Sam, however, survived the gunshots and the fall. After fifteen years, Sam was released once Rafe, who was still looking for Avery's treasure, found out he was still alive.
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