One great arrancar ichigo fanfiction is 'The Hybrid's Path'. It explores an alternate universe where Ichigo has more complex interactions with the arrancars. Another is 'Ichigo's Arrancar Ally' which focuses on an unlikely alliance between Ichigo and an arrancar against a common enemy. And 'Arrancar - Infused Ichigo' shows Ichigo with some unique arrancar - like powers.
In arrancar ichigo fanfiction, the exploration of identity is a key element. Ichigo has his own identity as a Soul Reaper, but when he gets involved with the arrancars, he may question who he really is. Is he still just a Soul Reaper, or is he becoming something more? Also, the power - up scenarios are common. Ichigo might gain new arrancar - based powers that are both a boon and a bane. For instance, he could have trouble controlling them at first. And the moral and ethical dilemmas are important. If he befriends an arrancar, how does he deal with the fact that arrancars are often seen as enemies by the Soul Society? These elements add depth and complexity to the fanfiction.
I'm not entirely sure as it's a fanfiction, but generally in an Ichigo and Arrancar harem scenario, it might involve Ichigo having some sort of relationship with multiple Arrancar characters. However, without reading the specific fanfiction, it's hard to say exactly what the plot is.
One idea could be a crossover where Ichigo, with his Soul Reaper powers, is somehow transported to the Harry Potter universe. He meets some of the Arrancar there who have also found their way into this new world. They could be causing chaos, and Ichigo teams up with Harry Potter and his friends to stop them. Maybe the Arrancar are attracted to the magic in the Harry Potter world and want to harness it for their own power.
Themes of forbidden love are quite common. In the Bleach universe, Soul Reapers and Arrancar are supposed to be enemies. So, a relationship between Ichigo and an Arrancar goes against the norms of their world. This adds an element of tension and drama to the fanfiction. Additionally, the theme of self - discovery can be present. Both characters may learn more about themselves through their relationship, especially in the context of this non - traditional relationship that is often the focus in 'ichigo arrancar lemon fanfiction'.
Character development is crucial. You want to see how Ichigo and the arrancar characters change over time. For instance, if an arrancar starts off as an enemy but gradually becomes an ally, that's interesting. Also, a good plot that ties in the unique aspects of arrancar and Ichigo's powers. Like how their different abilities interact during battles.
The unique take on Ichigo's character when he has Arrancar - like powers. It's fascinating to see how his personality might change or how he interacts with other characters in this new state.
Love or at least a strong bond is also a common theme. It could be a romantic love or a deep friendship. Their relationship defies the normal boundaries between Soul Reapers and Arrancars. For example, they might fight side by side against a common enemy, which deepens their connection.
One popular arrancar ichigo x rukia fanfic is 'Faded Memories'. It has an interesting plot where Ichigo's arrancar form and Rukia's relationship develops in a unique way. The author does a great job of exploring their characters within this new dynamic.
Obviously, Ichigo would be one of the main characters. And then, there would be the Arrancar characters who are part of the harem. But without more information about the specific fanfiction, it's difficult to name the exact Arrancar characters involved.