The Straw Hat Pirates' Scientist

Ron nearly drowned shortly after transmigrating to the One Piece world, but was saved by Luffy, and even awakened the Multiverse Scientist System. When high-tech gadgets from various worlds, such as the shrinking lamp, Potara earrings, time machine, Poké Balls, and scientific ninja tools, flowed from Ron's hands, the world's aesthetic completely changed... Note: This book meets the following criteria; please proceed with caution if you mind: 1. [Following the ship] 2. [Straw Hat crew all-star power-up] 3. [Overwhelming Akainu and the Navy in the Marineford War] 4. [Slightly slow-burn growth in the early stages, invincible crushing power in the mid-to-late game] (Readers who like this type of book are welcome to leave comments and provide item ideas. PS: This is not a crowdfunded book, purely for reference (*^▽^*))