Well, in the 'Danny Phantom becomes colder' fanfiction, it could be that Danny's connection to the Ghost Zone is somehow altered. This alteration makes him colder in nature. His ectoplasmic energy could be affected, causing his body to emit a cold aura. His relationships might also suffer. Sam and Tucker may initially be confused by his sudden change in behavior. They might think he's pushing them away on purpose. Danny, on the other hand, could be struggling with this new coldness inside him, not fully understanding what's happening. He might try to isolate himself to protect others from this strange new aspect of himself, which would add a layer of emotional drama to the story.
His powers could become more ice - based. Instead of the normal greenish - blue energy, his blasts might turn a frosty white. His ability to fly could also be affected, with a cold trail following him as he moves through the air.
Well, he might bring some unique changes. He could use his ghost powers to protect the kingdom in a very different way. Maybe he'd make new laws that are fairer to both the living and the dead.
In fanfiction, if Danny Phantom becomes a full ghost, he might gain enhanced powers. He could have better control over intangibility and invisibility. Maybe he could travel through different dimensions more easily, like the Ghost Zone. Also, his appearance might change more towards a typical ghostly form, with more ethereal features.
He could be in a situation where he's trapped in the Ghost Zone. His friends might have to figure out a way to get to him. They could use some of Tucker's new inventions, like a Ghost Zone - traversing vehicle. They'd face many challenges along the way, such as avoiding other dangerous ghosts.
Obviously, Danny Phantom and Dan Phantom are the main characters. Danny is the original form, a heroic character, and Dan is his more evil and powerful transformation.
She could face a lot of challenges. For example, she might be shunned by some in the ghost world because of her half - human heritage from Danny. Or she could struggle to fit in with humans because of her ghostly powers. It would be a complex situation for her to navigate.
One possible storyline could be that Danny is pushed to the edge by constant bullying at school and the stress of hiding his ghost powers. This leads him to gradually embrace the darker side of his powers and become Dark Danny. For example, Dash's continuous taunts and the school's overall negative attitude towards him make him lose faith in humanity.
Danny's relationships change drastically. He distances himself from his friends and family. He no longer values their opinions or support. Instead, he might see them as obstacles or even threats. His friendships with Sam and Tucker are strained as he starts to engage in activities that they find morally wrong, like using excessive force on other ghosts or humans who get in his way.
Danny might use his powers to cheat in gym class without getting caught. For instance, he could use his super strength to win a weight - lifting competition or his flight to win a race. But he has to be careful not to arouse suspicion among his classmates.
If Danny Phantom met Goku in a fanfiction, they would likely be curious about each other's powers. Goku might be excited to see Danny's unique ghost abilities, like flying without Ki and being able to turn invisible. Danny, on the other hand, would be amazed by Goku's raw power and his various Super Saiyan forms. They could end up training together, with Goku teaching Danny about Ki control and Danny showing Goku how to use his ghost powers in combat situations.