Well, Bruce might isolate himself more. He could retreat to the Batcave and just brood over Superman's death. He might also start to question his own methods and abilities, thinking that if Superman could die, he could too.
There could also be a subplot where Bruce tries to find a way to bring Superman back. He would be driven by his guilt and his sense of duty. He might team up with other heroes or use his vast resources to search for a solution. This would be a way for him to deal with his bad feelings and also to try and restore the hope that Superman represented.
One possible reason Bruce feels bad about Superman's death in fanfic could be their complex relationship in the original comics. They were often rivals but also allies. Superman's death would leave a huge void in the superhero world Bruce inhabits, making him feel a sense of loneliness and greater responsibility.
One reason could be that they were comrades. Losing Superman means losing a strong partner in protecting the world.
In fanfic, Bruce's feelings about Superman's death can be multifaceted. He may feel devastated as Superman was one of the few beings on his level. It's not just about losing a friend or an ally. It's also about the impact on the world. The world without Superman is a much darker place. Bruce might be angry at himself for not being able to protect Superman. He may also feel a sense of duty to carry on Superman's legacy, which adds to the emotional turmoil he experiences.
In a fanfic about Barry Allen's death, the villains could take advantage of the situation. Zoom might return, seeing this as an opportunity to finally take over Central City. The team at STAR Labs would have to work harder than ever to keep the city safe. They would also be mourning the loss of their friend, which could affect their performance. Barry's legacy would be a big part of the story, as everyone would be remembering his heroics and trying to live up to his example.
In a 'bruce banner death fanfic', it could be that Banner is tricked by a powerful villain into believing that his continued existence is a threat to all of humanity. Depressed and believing he has no other option, he takes his own life. This could lead to a complex exploration of the ethics of superheroes and the power they hold, as well as the impact of Banner's death on his friends and the world at large.
Well, if Batman had Superman's powers, Gotham would be a very different place. He could fly around the city, stopping crimes in an instant. His detective skills combined with super strength and heat vision would make him an almost unbeatable crime - fighter. He might be able to lift entire buildings to rescue people trapped inside. And he could use his super speed to be everywhere at once, ensuring no criminal act goes unnoticed.
Maybe in the fanfic, there's a threat to the Wayne family fortune. Terry and Bruce have to work together, with the rest of the family, to protect it. This could involve using their wits and skills in different ways, and also show how the family members support each other in tough times.
Well, perhaps it's a story where someone was left out of the Thanksgiving celebration. They might have been expecting an invitation from friends or family but didn't get one. They felt really bad about it and told their tale in a greentext. It could also be that they had planned a great Thanksgiving but something went terribly wrong, like the turkey got burnt and all their efforts were in vain.
After Dios death in a fanfic, his followers could split into different factions. Some might realize the wrongdoings of their former leader and try to make amends, while others could become more radical in their beliefs, vowing to carry on Dios' legacy in a more extreme way. The fanfic could also explore the emotional turmoil of those who were close to Dios, like his family or closest aides.
Maybe it's an old enemy of the Avengers who realizes that by taking out Bruce Banner, they can severely weaken the team. They could use mind - control or some other devious means to drive Banner to a point of no return, leading to his death. So this long - standing enemy of the Avengers could be the main antagonist in the fanfic.