I got the Seshomaru template and Luffy invited me to board the ship

Opening his eyes, Cangyue found himself in the world of “One Piece”, activated the system, and obtained the plug-in rewarded by the system: Seshomaru template.
The story of the cold and arrogant demon conquering the world of pirates began.
Fusion progress 60%, sword cut Judicial Island.
Fusion progress 70%, single-handedly challenged the Four Emperors, the name of the demon god Cangyue shocked the Grand Line.
Fusion progress 80%, turned into a demon, the demon spirit shocked the three admirals and saved Ace.
Fusion progress 100%…
Big Mom: “I have to marry my daughter to him, so that I can definitely get ONE PIECE.”
Kaido: “He is the real strongest creature!”
Red Hair: “I really don’t want to face him.”
Aokiji: “Ah, Cangyue is here, then today’s battle should be over.” Kizaru
: “The salary is in place, the Four Emperors are useless! Ah? You said it was that man… I suddenly have a stomachache, you let Green Bull go.”
Akainu: “Zangue, I will definitely give you justice with my own hands!”
Green Bull: “Marshal, when we say this, can our hands not shake?”