Another idea might be to create a fanfic that delves into the consequences of the genocide in a different timeline. Maybe showing how the world tries to recover long after the events, with the few remaining survivors struggling to rebuild and come to terms with what happened.
One concept could be exploring the psychological state of the character who undertakes the genocide route in more depth. For example, how they gradually lose their sense of morality and what drives them to keep going despite the horror they are causing.
Well, a cool concept is the reconstruction of the world. In 'undertale after genocide fan fiction', the world that has been devastated by the player's actions might be shown in the process of trying to rebuild. It could involve new forms of leadership among the remaining monsters, new rules and social structures emerging. Also, the psychological state of Flowey could be further explored. He's already a complex character, and in the aftermath of genocide, his nihilistic view might change or intensify in interesting ways.
One interesting concept could be an OC that is a powerful mage in the Undertale fanfic world. They could have unique spells that interact with the game's existing magic system in unexpected ways.
One interesting concept could be the combination of magic from Harry Potter and the unique battle system of Undertale. For example, a character might use a Patronus charm in the style of an Undertale monster's attack. Another concept could be the interaction between Hogwarts houses and the different areas in Undertale. Like Slytherin characters might be more drawn to the more dangerous or morally ambiguous parts of the Undertale world.
One interesting concept could be the crossover of characters' personalities. For example, how the determination trait from Undertale might interact with the more mysterious elements in Deltarune. Another could be the exploration of different timelines. Since both games have some elements related to time and alternate realities, a fanfic might delve into how these timelines could cross or affect each other. Also, the unique magic systems of both could be combined in creative ways, like how the soul powers in Undertale might work with the magic in Deltarune.
Some fanfics stand out by adding their own unique twists to the genocide concept. For example, they might introduce a new character who tries to stop the genocide from within the story's framework, and the resulting power struggle and moral dilemmas are written in an engaging and thought - provoking manner.
One interesting concept could be the combination of Naruto's ninja abilities with Undertale's unique battle system. For example, Naruto's shadow clones might interact in a strange way with the bullet - hell - like attacks in Undertale. Another concept could be the characters from both universes meeting and forming unexpected relationships. Naruto's friends could meet Sans or Papyrus from Undertale and have to learn to communicate across their very different cultures.
One interesting concept could be alternative endings. Fanfiction often explores what would happen if different choices were made during the main story. For example, a fanfic might explore a scenario where the protagonist befriends all the monsters in a completely different way than in the original game.
In undertale chara crossover fanfiction, a cool concept is the power dynamics. Say Chara crosses over into a world with super - powered beings. Chara's determination - based abilities could be pitted against new and strange powers. This can create intense battle scenes and strategic confrontations as Chara tries to figure out how to deal with these new threats or allies.
Some 'creep undertale fanfic' might focus on the more mysterious areas of the game world. For instance, delving deeper into the true nature of the Dark Rooms. A story could be crafted around a character exploring these areas and uncovering secrets that are so disturbing that it changes their perception of the entire Undertale universe. It could involve things like strange symbols on the walls that seem to have a life of their own and start affecting the character's mind.
One interesting undertale mlp fanfic might be those that combine the unique characters from both universes in unexpected ways. For example, a story where Sans from undertale meets Twilight Sparkle from MLP. They could exchange their different views on magic, with Sans' more comical and laid - back approach contrasting with Twilight's studious and rule - following nature.