I'm not sure specifically about 'angra time child shiro fanfic' stories. There could be some unique and creative ones out there. It might be about the adventures of a child named Shiro in a world related to Angra Time. You could try searching on fanfic platforms to find out.
One common theme is the clash of good and evil. Since Angra Mainyu represents evil in Zoroastrianism, in these fanfictions, it often clashes with the good forces in the Harry Potter world like Harry and his friends. Another theme is the exploration of power. How the power of Angra Mainyu compares to the magic in the wizarding world.
You can start by looking on popular fanfiction websites like Archive of Our Own (AO3). It has a large collection of various fanfics, and there's a good chance you'll find some 'percy angra mainyu fanfic' there.
There are 'percy angra mainyu fanfic' stories that involve them teaming up against a common enemy. In these, the fanfic author might play with the idea of how their powers combine and the moral dilemmas they face during the alliance. This can lead to some really interesting character development for both of them.
You can start by looking on popular fanfic websites such as Archive of Our Own (AO3) or FanFiction.net. These platforms have a vast collection of fanfics from various fandoms, so there's a good chance you might find the 'angra time child shiro fanfic' there.
One great 'Harry Potter Angra Mainyu fanfiction' could be 'The Convergence of Magic and Chaos' which explores the interaction between Harry Potter's world and the concept of Angra Mainyu in a really interesting way. It has a unique plot that keeps you hooked from the start.
It could develop through a series of challenges. They are forced to rely on each other in situations where they are both out of their depth. For instance, they get trapped in a magical realm where the rules are different from what they know. Here, they have to communicate and work together to find a way out. This shared experience could break down the initial barriers between them, and they start to form a bond that is based on mutual survival and a new - found understanding.
A plot could center around a time - travel aspect. Angra Mainyu gets sent back in time and somehow disrupts Shirou's past. This causes Shirou to grow up in a different way, and when they meet in the present, Shirou is no longer the same person with the same ideals. They then have to navigate this new reality where their relationship is completely different from what it could have been. And they might have to find a way to set things right to save the future.
You can try fanfiction websites like Archive of Our Own (AO3). It has a vast collection of fanfictions, and you're likely to find 'percabeth and thalico lemon fanfiction' there. Just...