Perhaps Luffy and Law would use the playground equipment to train and develop new skills. Or they could have a heart-to-heart conversation and reveal some deeper thoughts and feelings.
They might have a friendly competition or play some fun games together.
In fanfiction, when the Whitebeard Pirates meet Luffy, they might initially be cautious. Luffy's reputation as a rising star in the pirate world could make them curious. Maybe they would test his strength. For example, some might engage in a friendly sparring match with him to see what he's made of.
They might have an epic battle to test Luffy's growth. Shanks could see how much stronger Luffy has become and be proud. Maybe Luffy will show off his new Haki abilities.
In fanfiction, when Luffy meets Whitebeard in Alabasta, they might form an unexpected alliance. Maybe they team up to fight a common enemy that is causing chaos in Alabasta. Luffy's carefree and determined nature could intrigue Whitebeard, and Whitebeard's power and experience could earn Luffy's respect.
In fanfiction, when Sabo and Luffy meet again, they might have an emotional reunion. They could share stories of their adventures since they last saw each other. Sabo might show off his new skills or powers, and Luffy would be excited to see his brother again. They could also plan new adventures together, vowing to face any challenges as a team.
Well, they might have a big celebration. Luffy would probably give Nami a huge, warm hug. Nami could show off her new skills or knowledge she gained in those two years. Maybe she has new maps or navigation techniques to share with Luffy. And Luffy would tell her all about his adventures and the new friends he made during the two years.
In a fanfiction scenario where Luffy meets Whitebeard, it could be a really epic encounter. Luffy, being the carefree and determined pirate he is, might immediately show his respect for Whitebeard as a great pirate. Whitebeard, on the other hand, would probably be intrigued by Luffy's unwavering spirit. They could end up sharing stories about their adventures at sea, and perhaps Whitebeard would offer some words of wisdom to Luffy. Maybe they would even team up briefly to take on a common enemy, like some other powerful pirate crew that threatened the peace of the Grand Line.
In fanfiction, when Shanks meets Luffy's crew, it could be a very emotional reunion. Shanks might be impressed by how much Luffy and his crew have grown. He could see the strong bonds within the crew and be proud of Luffy for leading them so well.
In the fanfiction, Luffy might show Shanks how much he has grown. He could display his new Haki abilities and his stronger crew. Shanks would be proud of Luffy's progress.
Well, his parents might be a bit shocked at first. I mean, Luffy's crew is full of such unique characters. They could start by testing the crew's loyalty to Luffy. And then, they might offer some valuable advice or even some special training. Like, if his father has some unique skills, he could pass them on to the crew to make them even stronger for their future adventures.
In some fanfictions, when Luffy meets his dad, there could be an emotional moment. Luffy might be surprised at first. His dad could give him some advice on his journey, like how to better face the powerful enemies in the New World. And maybe he'll share some secrets about Luffy's family history that he didn't know before.