i------------->.
Are you surprised???...
In fact Joyboy was not just a cyborg; he was also an inventor, similar to Franky...
Joyboy ingeniously created the One Piece treasure using steel scraps and pieces collected from trash. This treasure, in fact, became Joyboy's mechanical heart. He eventually left this remarkable creation on Raftel...
The One Piece treasure takes the form of a mechanical heart, which will be implanted into Luffy's chest, precisely where the X scar is located...
..
Luffy was originally intended to possess inventor qualities, but Oda chose not to bestow him with this ability to prevent revealing the technological innovation behind the One Piece treasure. To compensate for Luffy's lack of inventor role, Oda introduced the character Franky, an inventor cyborg. This way, Franky can comprehend the mechanical intricacies of the One Piece treasure once it is discovered..
Interestingly, there might be a connection between Joyboy and Franky :
..
Are you surprised???...
In fact Joyboy was not just a cyborg; he was also an inventor, similar to Franky...
Joyboy ingeniously created the One Piece treasure using steel scraps and pieces collected from trash. This treasure, in fact, became Joyboy's mechanical heart. He eventually left this remarkable creation on Raftel...

The One Piece treasure takes the form of a mechanical heart, which will be implanted into Luffy's chest, precisely where the X scar is located...

Luffy was originally intended to possess inventor qualities, but Oda chose not to bestow him with this ability to prevent revealing the technological innovation behind the One Piece treasure. To compensate for Luffy's lack of inventor role, Oda introduced the character Franky, an inventor cyborg. This way, Franky can comprehend the mechanical intricacies of the One Piece treasure once it is discovered..
Interestingly, there might be a connection between Joyboy and Franky :
