Yes, there are likely some out there. You can start by checking popular fanfiction websites. Some might explore unique crossovers where Naruto's world collides with Poison Ivy's, perhaps with Naruto encountering Poison Ivy's plant - based powers in an unexpected way.
One possible plot could be that Naruto somehow gets transported to the DC universe where he meets Harley and Poison Ivy. They team up to stop a common enemy that is threatening both their worlds.
Yes, there are some. You can start by looking on popular fanfiction websites like Archive of Our Own. Just search for the 'naruto x harley x poison ivy' tag and you'll likely find a variety of stories, though the quality may vary.
Typically, it might involve a conflict that they have to face together. For example, a new villain who is causing chaos in both their worlds. Naruto's combat skills and Poison Ivy's ability to control plants could be combined to defeat this villain. Also, there could be a bit of a cultural exchange as Naruto comes from a very different world compared to Poison Ivy.
Naruto would likely have to get used to living among plants. He might start to learn how to communicate with them, just like Poison Ivy does. For example, he could learn to sense when a plant needs water or is under threat. He would also have to adapt to her more anti - social tendencies towards humans, which could be a real struggle for Naruto, who values human connections.
One idea could be that in this fanfiction, Naruto discovers Poison Ivy in his world through some sort of magical or scientific accident. Maybe they find out they have a shared sense of justice, despite their very different origins. Naruto could teach Poison Ivy about the importance of friendship and loyalty within a ninja village, while Poison Ivy could show Naruto more about the power of nature.
A plotline could involve Naruto being transported to Poison Ivy's world. He might find her plants and her way of protecting the environment quite interesting as it could be related to his own values of protecting his village and its natural surroundings. They could then team up against a common enemy who is harming both their worlds in some way. This would require them to learn about each other's powers and how to combine them effectively. The story could explore their growing relationship as they work together, from initial mistrust to mutual respect and friendship.
One great Poison Ivy x Reader fanfiction is 'A Blooming Bond'. It beautifully portrays the relationship between Ivy and the reader. The author does an amazing job of capturing Ivy's complex personality and her connection to nature, which is then intertwined with the relationship she forms with the reader. It has some really sweet and tender moments that make it a must - read for fans of this pairing.
At first, Naruto might be a bit wary of Poison Ivy because of her different appearance and powers. But as she shows kindness and starts to teach him about plants, he'd warm up to her. Poison Ivy, on the other hand, would be intrigued by Naruto's chakra and his ninja abilities. They'd start to exchange knowledge. Naruto could show her how to move stealthily like a ninja, and she could teach him how to make plants do his bidding in combat. As time goes on, they'd form a strong bond, like a real mother - son relationship.
One key element is the clash of their powers. Naruto has his ninja powers like jutsus and chakra control, while Poison Ivy has her plant - based powers. Their different abilities can lead to interesting interactions, either in combat or in cooperation. For instance, they could combine their powers to fight a common enemy.