One interesting Spike and Dawn fanfiction could be where they go on an adventure together to solve a mystery in Sunnydale. Maybe they discover a hidden vampire lair that was thought to be long abandoned but has some new threat brewing.
Growth and self - discovery is also a common theme. Both characters have their own issues and in - depth character arcs in the fanfictions. For example, Dawn might discover her own strength and independence with Spike's influence, while Spike might find a new purpose in his unlife by being there for Dawn.
One interesting Spike Buffy fanfiction could be about their adventures in an alternate dimension. Maybe they have to team up to fight a new, powerful evil that doesn't exist in their normal world.
One interesting Spike and Willow fanfiction could be about their adventures in a parallel dimension. They might team up to fight against a new kind of dark magic that is threatening both the vampire and witch worlds. It could explore their unique dynamic, with Spike's rough exterior and Willow's powerful magic.
It could lead to a lot of tension and drama. Maybe Spike has some ulterior motive or is being controlled by an outside force.
There's also 'Spike and Dawn's Unlikely Bond'. This fanfic delves deep into how their relationship could have developed over time. It starts with a rather strange encounter between them and then slowly builds up their friendship and mutual understanding. The author does a great job of writing their dialogues, making it feel very true to the characters.
Some fanfictions may explore Dark Spike's relationships. For example, how he interacts with Twilight Sparkle or other ponies. It could be a story of him trying to fit in while still being different, and the challenges and heartwarming moments that come with that.
One interesting Spike Kiss Cadence fanfiction could be about their first encounter in a magical forest. Maybe Spike is on a quest and stumbles upon Cadence, and there's an instant spark that leads to a sweet, innocent kiss.
One great Buffy and Spike married fanfiction is 'A New Beginning'. It shows their life after getting married, dealing with the challenges of a slayer and a vampire being together in a domestic setting. They face issues like how to hide Spike's vampiric nature from the neighbors and still fight the forces of evil at night.
A great Spike fanfiction could be set in an alternate universe where Spike was turned into a vampire by a different vampire than in the original lore. This change could lead to a whole new set of relationships and power dynamics for him in the Vampire Diaries world. He might have different alliances and enemies, and the story could show how he adapts to this new reality.
There could be a fanfiction where Thorax and Spike form an unlikely friendship. Maybe Spike teaches Thorax about dragon traditions, and Thorax in turn shows Spike some of the secrets of changeling society. Their bond grows as they face challenges in a world that still has some prejudice against both of their kinds.