I'm not entirely sure specifically as 'hadin sacrifices oc fanfiction' could be very unique. It might be a fan - created story where a character named Hadin makes sacrifices related to an original character (OC). Without reading it, it's hard to say more.
Well, 'hadin sacrifices oc fanfiction' could potentially be a story within a certain fandom. Maybe Hadin is a character in a game, movie or book, and the 'sacrifices' part could involve him giving up something valuable for the OC. It could be a very dark or emotional story depending on the context of the fanfiction.
The 'hadin sacrifices oc fanfiction' might be a piece of fan - made literature. The 'hadin' could be a villain, a hero or just an ordinary character. The 'sacrifices' made towards the OC could be a part of a complex plot. For example, it could be a sacrifice of love, power or life. It could also be a sacrifice to save the OC from a greater danger or it could be a malicious sacrifice for some evil purpose. Since it's fanfiction, it's all up to the creativity of the author.
You could try searching on popular fanfiction websites like Archive of Our Own (AO3) or FanFiction.net. Just type in the exact title 'hadin sacrifices oc fanfiction' in their search bars.
The OC could be an outcast in the ninja world. They don't belong to any major clan and are constantly on the move. Hidan might see this OC as an easy target. The OC might have some unique skills, like being able to communicate with animals, but these skills are not enough to protect them from Hidan when he decides to sacrifice them for his own dark purposes.
In a 'Hidan Sacrifices OC' fanfiction, the OC could be a sacrifice to stop some greater evil. Hidan, believing in his twisted way that sacrifice is the answer, chooses the OC. The OC might be an innocent bystander or someone who was in the wrong place at the wrong time. However, the sacrifice could have unforeseen consequences. Maybe it angers other characters in the Naruto universe who then seek revenge on Hidan for his cruel act.
In some fanfictions, weirwood trees are depicted as getting sacrifices. Usually, these sacrifices are often part of some ancient or ritualistic practices within the fictional world. They might be seen as offerings to the old gods that the weirwood trees are associated with, perhaps to gain favor, knowledge, or power.
One interesting plot could be a character sacrificing their own powers to save their loved one from a powerful dark force in the Twilight universe. For example, a vampire might sacrifice their immortality to break a curse on a human they love.
In fanfiction, Naruto sacrificing himself for Obito could be a very emotional and dramatic concept. It might show Naruto's ultimate selflessness, believing that Obito is worth saving at the cost of his own life. This could be due to Naruto seeing the good in Obito that others might not, like the part of Obito that was once a kind - hearted shinobi.
When Batman sacrifices himself in fanfiction, it can also be a way to explore the darker side of Gotham. Maybe his sacrifice was in vain, and the city falls deeper into crime and corruption. Or perhaps it leads to a new kind of hero emerging, inspired by Batman's last act. It could also show how the villains react, some might be glad that their nemesis is gone, while others may feel a strange sense of loss as Batman was always a worthy opponent.
In some scenarios, Naruto might sacrifice his life to protect the village from an ultimate evil. For example, a new and extremely powerful enemy could threaten to destroy Konoha completely. Naruto, being the hero he is, would put his life on the line to stop this threat. He might use a powerful jutsu that requires all his life force to defeat the enemy and save his friends and the village.
Perhaps in the fanfiction, Naruto gives his life energy to Boruto to save him from a deadly curse. Boruto then has to deal with the newfound power within him, which is a mix of his own and his father's. He may struggle to control it at first but eventually learns to use it for good. This could also lead to a rift between Boruto and some of the villagers who blame him for Naruto's death.
One common type is the sacrifice of personal items. For example, a character might leave a treasured necklace or a dagger at the base of the weirwood tree. This could be as a sign of respect or to ask for protection.