While other time travelers were busy being pirate kings, he chose to wear a navy hat.
After eating a heaven-defying fruit that can control microscopic particles, he stayed dormant for five years, integrating scientific thinking and devil fruit to the extreme - able to dismantle matter, transform energy, and see through the essence of all things.
He walked into the navy and became the most special "intelligent general":
Whispering to Robin on the Isle of Justice, "Live to see the truth";
In the war at the top, molecular means were used to save those who were about to die;
When Dressrosa asked Luffy: "After One Piece, what era will you start?"
Garp regarded him as a junior, and the three generals had a heated debate with him. The World Government thought it had cultivated a good sword, but it didn't know that it held the "source code" of the world.
** "I will not overthrow the Navy," facing the final battle, with reformed comrades and uncontrollable variables standing behind him, "I will rewrite justice from the inside."
