Navigation: Old Man Garp, Grandpa Fruit Power User

Traveling through Garp, you get the Grandpa Fruit at the beginning, and you can enter three Devil Fruit abilities at will! Input the ability of Huahua Fruit, and grow arms wherever you want! Enter the rubber fruit ability, use the rubber pistol to blow up the ghost island, second gear Garp, third gear Garp, fourth gear Garp! Incorporate the power of Momo fruit, the pirate version of One Punch Man! There's nothing that can't be stopped with one punch! … Robin: "Hua Hua Guo is very strong, and following me is just a waste of talent!" Luffy: "Grandpa is already invincible in second gear. The key is that he still has third and fourth gears!" Bondivaldo: "Well... A hundred times the Iron Fist, I really don't know who can withstand it!" Garp: "As a person with super powers, I'll hit anyone just like my grandson!" Be stronger when you are old: Buff: No upper limit on age, getting stronger and stronger! "I am the big daddy of the old era. There is no pirate in the new era who can resist my fist!" This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.