player turns evil

He would become more cynical. His once - positive view of the world and people would be replaced with suspicion and hatred. He might start to see everyone as an enemy.

There was a father in a family who used to be loving. However, due to financial problems and stress, he turned evil. He became an alcoholic and would often come home drunk and abuse his wife and children verbally. He stopped caring about their well - being and was only focused on his own miseries.

One possibility could be that he's brainwashed. Maybe a powerful villain uses some mind - control device or magic to turn Robin against his friends. In fanfiction, this could lead to some really intense battles where his former teammates are reluctant to fight him at first, but realize they have no choice.

Another plot could be that he is exposed to some sort of mind - controlling substance or technology. The enemy could be using it to turn him against Gotham. Under this influence, he starts to see his friends as foes. He could begin to attack the Bat - family and other superhero allies. His actions would be erratic and violent, and the city would be in chaos as they try to figure out what happened to their hero and how to stop him.

Well, perhaps Asta could be corrupted by a powerful dark magic artifact. He might start to see his friends as obstacles in his quest for power and turn against them.

One possible plot could be that Tails is exposed to some dark energy or a powerful, corrupting artifact. This makes him gradually turn against his friends. He might start using his intelligence to outwit Sonic and the others for his new, evil goals.

One possible plot could be Pikachu getting influenced by a dark and powerful Pokemon. For example, a Darkrai might use its nightmare - inducing powers on Pikachu. This could make Pikachu start to attack other Pokemon and trainers without mercy. Maybe Pikachu would first target its own trainer, Ash, as it would be the most shocking turn of events. This would create a lot of chaos in the Pokemon world and force Ash and his other Pokemon friends to try and figure out how to save Pikachu from this evil state.

Losing someone she loves deeply could also lead her to turn evil. If, say, Hawkeye was killed and she blamed the Avengers or the world in general for not being able to protect him, she could become vengeful and start to act in an evil way. Grief and anger can often twist a person's moral compass, and Black Widow would be no exception.

One possible plotline could be that Naruto is constantly shunned and mistreated by the village despite his efforts to protect it. This continuous rejection could gradually turn his heart cold and make him seek revenge. He might start using his powerful jutsu against those who once wronged him, like attacking the Hidden Leaf's leadership.

Well, it could be that Chichi is betrayed by her friends and that turns her evil. Maybe she discovers some dark secrets about her past that make her lose faith in good. Or perhaps she is influenced by an evil force that corrupts her pure heart.