Levier transmigrates into the pirate world.
He gains the power of Crazy Diamond from JoJo's Bizarre Adventure. As long as his teammates still have a breath left, he can bring them back at full health, and he can casually extract the Devil Fruits from his enemies' bodies in the middle of battle.
He becomes Garp's disciple, joins the Marines, and becomes the captain of the Blade Division.
Outraged by the Celestial Dragons' enslavement of ordinary people, he wipes out most of them in one fell swoop.
The World Government then puts out a wanted notice for him.
He withstands Kizaru, pummels Akainu, brainwashes Kuzan, and wins Fujitora over. I won't let you down, Teacher Garp!
Whitebeard: I hear a new force has appeared on the seas.
Red-Haired Shanks: What powerful Conqueror's Haki.
Kaido: The man who can kill me has finally appeared.
Big Mom: What a terrifying man.
Imu: Lily is scared.
…
One glove can only hold five fruit abilities, so why not find another glove? Isn't it okay to combine different abilities with different items?