Young Dragon’s 12th Book

One Piece + Starting Your Own Crew + Multiple Devil Fruits, Including Mythical Zoan Types + Must Have the Qualities of a King

I wasn't born a king, but the blood flowing through my veins won't let me bow my head.

One Piece + Building Your Own Crew + All Kinds of Devil Fruits

The protagonist forms their own pirate crew, has a System, and gets all kinds of rare Devil Fruits.

The Male Lead Is a Pirate From the Same Era as Rocks, and Later Becomes One of the Four Emperors

The protagonist eats a Devil Fruit and builds their own faction. Logia, Mythical Zoan, or Paramecia. Ideally, the male lead eats the Dark-Dark Fruit.

Any One Piece Fics Where the Main Character Is Called a Monster?

Looking for One Piece Stories Where the Protagonist Is a Survivor from the Rocks Era