Bullet slowly made a name for himself across the seas. Then he met Roger. No matter how many times he challenged him, Bullet always lost. So he swore to defeat Roger and become the strongest in the world.
After that, Bullet joined the Roger Pirates as a challenger. At the time, Roger was the only one aboard who could beat him. Even the first mate, Rayleigh, could only fight him to a draw. But Bullet didn't feel proud; instead, he trained even harder.
After that, Bullet was known aboard Roger's ship as the "Demon Heir." When he learned that Roger was terminally ill, he was deeply shaken. Eventually, fearing he would never fulfill his oath, he began to doubt Roger's strength.
So Bullet challenged Roger once more, but still lost. This time, he left the crew.
Paramecia: Combine Fruit. This was Bullet's Devil Fruit ability.
It allowed him to combine objects in any arrangement.
He could also fuse inanimate objects he touched with his own body. And not only could he merge them with himself, he could also combine and rearrange them to create new weapons.
For example, he could use scrap metal and rubble to make submarines or weapons. Having grown up on a battlefield, Bullet used this ability to create an endless supply of weapons. He was the very definition of a one-man army.
Beyond that, what made Bullet even more impressive was his own strength.
Because Bullet had once been a soldier, he had incredibly powerful basic combat skills even without using his Devil Fruit ability or Haki.
His speed, strength, and physical toughness were all flawless. That was Military Combat Technique, a fighting style whose sole purpose was to kill.
Besides his combat skills, Bullet was also a master of all three types of Haki, and