I'm not sure specifically what 'amy fart fanfic' is about as it could be very unique or something made up by a small group. It might be a fictional story centered around a character named Amy and perhaps some comical or strange situations involving flatulence. But without more context, it's hard to say exactly.
Even one of her friends like Tails could be the betrayer in a really unexpected plot twist. Maybe Tails is forced to betray her by some external threat. For example, if an enemy captures Tails and threatens to harm him or Sonic if he doesn't give away some important information about Amy Rose or lead her into a trap.
I'm not aware of any specific place where you can find 'amy fart fanfic'. It's not a common or mainstream type of fanfic, so it might be very difficult to locate. It could potentially be on some very niche or private fanfiction websites or forums if it exists at all.
Well, the 'angel of darkness' is likely to be a main character. It might be an entity with its own motives and powers. Another character could be Sonic. He might play a role in trying to save Amy Rose from the influence of the 'angel of darkness' or be involved in some way in the events that unfold.
Amy Rose shows her love by constantly chasing Sonic. She is always by his side during his adventures, ready to help. For example, she'll bring him a meal or offer to patch up his wounds.
A 'amy rose dies fanfic' could be a very sad and dark take on the character. It might explore themes like loss, grief among the other characters who knew Amy Rose. Maybe it's a way for the writer to show how her death could impact the whole story's universe.
Amy Rose is a character full of charm. She is often seen as brave and determined. In one story, she set out on a journey to find a special flower that was said to have magical powers. Along the way, she met various friends and foes. She used her wits and kindness to overcome difficulties, and finally, she found the flower which she used to heal a sick friend in her village.
The 'Dark Amy Rose story' could potentially involve her being corrupted in some way. Maybe she was influenced by a dark power or had some traumatic event that turned her from the sweet and love - stricken Amy we usually know. For example, she could have been tricked by an evil force into believing Sonic was the cause of all her problems and thus turned against him with a new - found dark attitude.