(This book adopts an unrestrained fan writing method, and the timeline is slightly inconsistent with the original work. Readers can write any regrets about One Piece in the comments, and the author will satisfy your regrets in the work.)
Travel to an isolated island in the pirate world.
Hanan was given double Mangekyō Sharingan by the system at the beginning.
Facing the threats of giant beasts on the desert island and sea kings in the sea, Yu Nan took "Gou" to the extreme.
After several years of training and systematic rewards, Hanan finally mastered the use of the Mangekyō Sharingan and various high-level ninjutsu.
The most evil generation? Can you handle making a ball?
Is Kaido, the strongest creature, very resistant to beatings? I've got the Xixiang kick!
Is magma stronger than fire? Akainu, look at my Amaterasu Black Flame and say it again?
Five old stars? Just five disgusting old men.
Throne of the Void, Im? Are you the one who calls you the King of the World?