Family is a common theme. Since Shoto has a complex family situation, fanfictions often explore how his family members interact with him as a baby. For example, how his father might view a baby Shoto with his powerful quirk.
There's 'Baby Shoto's Adventures'. This fanfiction focuses on how baby Shoto's quirk starts to show in cute and innocent situations. It has a lot of endearing moments between baby Shoto and the other characters in his world, like his family members. It really brings out the charm of a young Shoto Todoroki.
One common theme is redemption. Dabi, with his troubled past, often has a journey towards redemption, and Shoto can play a part in that. Another theme is family. Given their complex family relationships in the original story, fanfics often explore how they deal with family issues together.
No, it is not appropriate. Creating or distributing sexual fanfiction involving underage or fictional characters in a sexual context is unethical and often violates the terms of use of various platforms. Such content can also be considered a form of inappropriate objectification.
Well, 'shoto todoroki abused fanfiction' might be centered around the idea of taking the character Shoto Todoroki from the original source material and putting him in an abusive context. This could be physical, emotional, or psychological abuse. Some writers may use this as a means to develop the character further, to show his strength in overcoming such difficult situations, or it could be a way to delve into the darker sides of the fictional world in which he exists. It could also be a form of expressing the writer's own creativity and interpretation of the character's potential experiences.
There are fanfictions that focus on Shoto Todoroki's relationships, like a story where he forms an unlikely friendship with a character from another class. In this fanfic, they could go on adventures together and learn from each other, which helps Shoto grow as a person and a hero. It could also show how his dual - quirk nature plays a role in their adventures.
I'm not sure if it's common. It depends on the popularity of the character Shoto Todoroki in the fanfiction community and the prevalence of darker, more angsty themes. Some fans might be interested in exploring such complex and difficult topics, while others might prefer more positive or light - hearted fanfiction about the character.