Legendary Pirate: Beginning in the Rocks Era!

[Multiple female leads in the middle arcs] [Invincible] [Feel-good power fantasy] [Later arcs travel through the myriad worlds] The first arc, set in the One Piece world, is complete. The second arc, set in the Naruto world, is complete... The fourth arc, set in the Akame ga Kill! world, is ongoing... Qin Chao transmigrates to the One Piece world and obtains a super sign-in System. From the start, he signs in to receive Kaido's physique and the Fish-Fish Fruit, Model: Azure Dragon. He unexpectedly finds himself in the New World. To experience the splendor of the era, he joins the Rocks Pirates. From then on, the Rocks Pirates have a new strongest man, one who excels in martial arts, swordsmanship, Haki, and Devil Fruit powers alike. Rocks: Qin Chao is the best partner on my path to supremacy! Whitebeard: The vice captain is the person I'm most grateful to, and everyone agrees he's the strongest in the world! Golden Lion: Vice captain, go easy on me!!! Roger: Everyone's era will pass, but Qin Chao's era will last forever. Garp: Monster, how is your fist even harder than mine!? Also known as: “I've Never Been Beaten Since I Joined Rocks Early On” “I Hate the Celestial Dragons, So I'll Just Keep Killing Them” “Newgate and Shiki Are Both My Underlings” “I Rule the Rocks Pirates” “The Man Imu Has Waited Eight Hundred Years For” “After Traveling Through Time, I Changed Imu's Fate” “I Am the One and Only, and the Chosen One”