One Piece's Strongest Ice Dragon

Introduction: The young clerk Luo Ya traveled across time and came to the legendary world of OP.As a time-traveling party, he naturally has a golden finger, but his golden finger turned out to be from Fairy Tail's Dragon Slayer system!Or the Ice Dragon Slayer Mage! -------------What kind of interesting chemical reaction will happen when two worlds with completely different power systems touch together?What will happen when the laser of the yellow ape meets the roar of the ice dragon?How would Aokiji be stunned when he saw the storm pheasant's beak being eaten in one bite? "If I wasn't afraid of becoming a dragon, I would have unified the world long ago!" Luo Ya said. "Do you dare to say it's not because of your seasickness?" Garp pinched his nostrils and smiled disdainfully.