In Naruto fanfiction, if the oil is a significant element, Gamabunta could be depicted as being resistant to it. His tough skin could prevent the oil from affecting him much. However, if the oil is more of a strategic resource, he could be involved in battles where his allies use the oil in some way, like setting it on fire to create a defensive or offensive perimeter, and Gamabunta has to work within that scenario.
Gamabunta might interact with oil in various ways. He could accidentally slip on a pool of oil if it's used as a trap. Or he could use his size and strength to break through barriers made of oil. Maybe the oil has some magical properties and Gamabunta has to find a way to counteract its effects on him or his allies.
Well, Gamabunta is a very iconic character in Naruto. In a fanfiction involving oil, it might be that the oil is something that Gamabunta has to deal with in an unusual situation. For example, if there's an enemy who uses oil - based attacks or if there's a place filled with oil that Gamabunta has to traverse. It could also be that the fanfiction writer is exploring a new aspect of Gamabunta's character by making him interact with this element of oil.
He could interact with Ruby. Naruto's energetic and positive nature would contrast well with Ruby's enthusiasm for being a huntress. They could learn from each other's combat styles, like Naruto showing Ruby some of his acrobatic ninja moves and Ruby teaching Naruto about using a scythe.
He could interact with Luffy. They both have a strong sense of justice and a love for adventure. Their meeting would be really interesting as they could exchange stories about their different worlds and fight side by side against the common enemies in Dressrosa.
Definitely Ruby. She's the main character in RWBY, and Naruto would be drawn to her positive attitude and determination. They could learn a lot from each other. Naruto could teach her about the importance of never giving up like he did in his own journey, and Ruby could show Naruto how to use Dust.
Naruto would probably be very enthusiastic and friendly towards Arya. He might be constantly trying to get her to open up and share her stories. Arya, on the other hand, would be more guarded initially. For example, Naruto could offer to teach Arya some basic ninja moves like how to climb trees using chakra, and Arya could show Naruto how to use a bow and arrow more effectively.
Some fanfictions depict Naruto and Mito interacting in a time - travel scenario. Naruto goes back in time and meets Mito. They interact as comrades, with Mito seeing Naruto as a strange but powerful ally. She might initially be skeptical of him but then comes to trust him as they face common threats together.
Naruto would probably be very curious about Camila. He'd ask her a lot of questions about her world, like what kind of music she likes or how her society works. Camila, on the other hand, would be in awe of Naruto's ninja abilities. She might ask him to show her some cool jutsu.
They could interact as teacher and student. Raiden, with his knowledge of lightning and combat, could teach Naruto new skills.
In fanfiction, they might interact as friends who share their dreams. Naruto could tell Bulma about his dream of becoming Hokage and bringing peace to the ninja world, while Bulma could share her aspiration of creating more advanced technology. Their conversations could be really interesting as they come from such different backgrounds.
Well, in a lot of fanfiction, Naruto and Buttercup start off as strangers from different worlds. But as the story progresses, they start to respect each other. Naruto's determination might inspire Buttercup, and Buttercup's no - nonsense approach could make Naruto more straightforward. They might also team up to protect the innocent in a world that is a mix of both of their universes, with Naruto using his jutsus and Buttercup using her punches and flight to fight off bad guys.