I'm not entirely sure specifically what 'x dog reader fanfiction' is about without more context. It could be fan - created stories that involve a dog and are written for readers, perhaps with an 'x' factor which could be anything from a unique setting, a special ability of the dog, or a particular genre it belongs to.
Horror is a very common theme. The idea of Smile Dog, which is often associated with fear, scaring the reader character is prevalent.
One common theme is adventure. Bolt is a character known for his action - packed adventures, and in 'bolt x dog reader fanfiction', the reader - insert dog often joins Bolt on these exciting escapades. Another theme is friendship. The relationship between Bolt and the reader - insert dog is usually centered around building a strong bond of friendship.
One common theme is friendship. The dog character and the reader often form a strong bond of friendship, sharing adventures together, like going on hikes or exploring new places.
One common theme is the exploration of different demon cultures. Since Sesshomaru is a powerful demon and the reader is a dog demon, their different backgrounds often play a big role. For example, how their clans' traditions might clash or complement each other.
A McGruff the Crime Dog x Reader story might involve the reader getting into trouble, perhaps being wrongly accused of a minor crime. Then McGruff steps in to help clear the reader's name and teach them about the justice system. He could use his knowledge and experience to show the reader how to avoid such situations in the future.
You can try looking on fanfiction websites like Archive of Our Own (AO3) or FanFiction.net. They have a wide variety of fan - created stories, and you might be able to find 'x dog reader fanfiction' there by using the search function.
The dog's behavior should be based on real dog traits. For example, it could be very loyal to the Avengers. It might also have a love for chasing things, which could lead to some comical or even plot - relevant situations. It should also show fear or caution in dangerous situations, like when facing a powerful villain.
Maybe the dog reader is from another dimension. It accidentally ends up in the Avengers' world. At first, the Avengers are confused but then realize the dog is actually quite intelligent. It can communicate in its own way, perhaps through telepathy with some of the more magically - inclined Avengers like Scarlet Witch. They then try to find a way to send the dog back home while also using its abilities to help them fight villains.
In some fanfictions, the dog reader is a stray that Lady and Tramp take under their wing. The dog reader then has to learn the ways of the more domesticated dogs and deal with the differences between their old life on the streets and the new life with Lady and Tramp. It's a story of growth, friendship, and adaptation.
There are also fanfic that involve training a dog. It could be about a person who takes in a difficult dog and through patience and love, they train the dog to be a well - behaved and loving companion. This kind of fanfic showcases the relationship building aspect without any inappropriate content.