Comprehensive Comic: I Use Ninjutsu to Dominate the Age of Discovery

Marco travels to the world of pirates and Naruto, and can switch between the two worlds freely. You also get an ability copying system, which allows you to copy someone's abilities when their friendliness reaches 80 or above. However, abilities copied in the Pirate World can only be used in the Naruto World, and abilities copied in the Naruto World can only be used in the Pirate World. From then on, Marco embarked on a path to dominate the pirate world with ninjutsu, and invade the Naruto world with devil fruits and domineering. Akainu: My rock fruit is the strongest among the fire devil fruits! Marco: Really? Then give you an "Amaterasu" and taste this unquenchable flame. Kaido: I am the strongest creature with immortality. No one can do anything to me! Marco: Learn about the perfect "Susanoh" in Sage Mode and Nine-Tails Chakra! This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.