Check out dedicated fanfiction communities for Buffy the Vampire Slayer. These communities usually have sections for crossovers. You can also ask for recommendations directly. Some fans might have bookmarked amazing btvs crossover stories that they are eager to share with others.
You can try some popular fanfiction websites like Archive of Our Own (AO3). It has a large collection of various fanfictions, and there's a good chance you'll find BtVS SG1 crossovers there. Just use the search function and type in the relevant keywords.
A third option could be 'Supernatural in Sunnydale'. This fanfiction is interesting as it shows how the Winchesters would handle the unique brand of evil in Sunnydale. It also delves into the relationships between the characters. For example, how Dean might interact with Spike, a complex vampire character from 'Btvs'. The story is well - written and has a good mix of humor and horror.
You can start by checking out fanfiction websites like Archive of Our Own (AO3). It has a large collection of 'btvs lemon fanfiction' and allows you to filter by ratings and reviews. Another option is FanFiction.net. There, you can search specifically for Buffy - the - Vampire - Slayer fanfiction and look for the ones with high read counts and positive comments.
One great piece of btvs hp crossover fanfiction is 'The Magic of Sunnydale'. It combines the dark and spooky elements of Buffy the Vampire Slayer with the magical world of Harry Potter in an exciting way. The characters from both universes interact in a believable manner, making it a very engaging read.
One great 'harry potter btvs crossover fanfiction' is 'The Slayer and the Boy Who Lived'. It combines the magical worlds of both Harry Potter and Buffy the Vampire Slayer in an exciting way, with Buffy finding herself in the wizarding world and having to team up with Harry to fight new threats.
One great 'labyrinth btvs crossover fanfiction' is 'The Labyrinth's Call'. It combines the dark and magical elements of Labyrinth with the vampire - slaying world of BtVS really well. The story has Buffy finding herself in the Labyrinth, facing Jareth and his tricks while also dealing with her own slayer instincts.
One popular 'anita blake btvs crossover fanfiction' is 'Crossing Paths'. It combines the unique elements of both universes really well. The characters from Anita Blake's world interact with those from Buffy the Vampire Slayer in interesting ways, like how the different types of vampires are dealt with in the story.
A lesser - known but excellent piece is 'Ringbearer Buffy'. Here, Buffy is somehow made into a ringbearer. It's a unique take on both franchises. The story delves deep into how Buffy's personality and her experiences as a slayer would affect her role in the quest to destroy the One Ring. It has some great character development and some really intense action scenes.
You can start by looking on fanfiction websites like Archive of Our Own. They have a large collection of fanfictions, and you can use the search function to specifically look for 'asoiaf crossover' works. Another option is to check out dedicated 'A Song of Ice and Fire' fan forums. People there often share and discuss their favorite fanfictions, including crossovers.
Well, aside from the well - known platforms like AO3 and Wattpad, you can also explore Reddit. There are subreddits dedicated to BTS fanfiction. People there often post links to interesting stories, including crossovers. Additionally, some BTS fan blogs might have sections dedicated to fanfiction recommendations. If you know other BTS fans who are into fanfiction, ask them for their favorite bts crossover fanfictions. They might introduce you to some hidden gems.