One Piece: The Age of White Daddy

Travel through pirates, become Whitebeard, and get a very unusual eldest son system.

he came,

He took the steps of Mingo; smoked Smoker; posed as an empress; raised Marco’s eyes; showed a yellow ape’s smile; he, Edward Newgate, said in the tone of a bandit king:

“Give me some face and be my son. Please don’t die.”

~

From then on, the era of my white father began on the vast sea!

“God-level naming system? Be my son, your ability will serve me!”