A common theme is friendship. The male trainer and Lucario form a strong bond that helps them through various challenges. Another theme could be growth, both for the trainer in terms of becoming a better Pokémon trainer and for Lucario in evolving its skills.
Love and connection are perhaps the most prominent themes. The stories usually explore the unique connection between a human (the reader) and the female Lucario. It can be a platonic love at first, but often evolves into a deeper, more romantic kind of love. There are also themes related to the Lucario's unique abilities and how they are used to protect or help the reader in different situations.
You can try fanfiction websites like FanFiction.net or Archive of Our Own (AO3). These platforms have a large collection of fan - made stories, and you're likely to find many Ash and Zeraora fanfictions there.
One common theme could be friendship evolving into something more. Since Lucario and Mew are both Pokémon, they might start as friends or allies and then develop deeper feelings.
Finding good 'lucario x mew mew she fanfiction' can be a bit of a hunt. First, think about what kind of story you're interested in. Do you want a romantic story, an adventure with them together, or something else? Then, when you search on fanfiction platforms, use specific keywords related to the type of story you desire. For example, if you want a romantic story, you could add 'romance' to your search terms. Also, look at the ratings and reviews of the stories to find ones that are well - received.
There might be some fanfic communities on social media platforms dedicated to Pokémon. You could join those groups and ask for recommendations regarding 'male trainer x lucario fanfic'. People in those communities are often very passionate about Pokémon fanfiction and might be able to point you to some great reads. Another option is to look for Pokémon fanfic anthologies, either in print or digital form, which could potentially contain stories about this pairing.
One popular female Lucario x reader fanfic might be 'A Bond Beyond Words'. It focuses on the deep connection that forms between the reader and the female Lucario. The story often has elements of adventure as they journey together through different terrains.
You can develop their relationship through communication. Even though they may not speak the same language at first, they can find ways to understand each other. The male human could learn about Lucario's body language and the female Lucario could start to recognize the human's emotions. This mutual understanding will bring them closer. Also, they could have moments of vulnerability where they rely on each other for support, like when the Lucario is injured and the human protects her, or when the human is in trouble and the Lucario uses her powers to save him.
A possible plot could involve the male human being a trainer who has a unique connection with the female Lucario. They enter a Pokémon tournament where they face numerous challenges together, not only in battles but also in dealing with the politics and rivalries among other trainers. Their relationship deepens as they rely on each other to succeed.
Some Lucario fanfictions are set in alternate universes. In one such story, Lucario might be a part of a detective agency in a steampunk - like world. It uses its psychic abilities to solve mysteries and crimes, and has to deal with corrupt officials and powerful criminal organizations. This type of fanfiction gives a fresh take on the character of Lucario.