I really like 'Batman Meets the Justice League of America in an Alternate Universe'. This fanfiction explores what would happen if Batman found himself in a different version of the DC universe where the Justice League has a completely different dynamic. It's full of twists and turns as Batman has to adapt to this new world and the new versions of his friends and foes.
A really cool one is 'Naruto in the Harry Potter World'. It's a unique crossover that combines the magic of Harry Potter with Naruto's ninja abilities. The author does a great job of making Naruto fit into the Hogwarts setting and there are some really fun interactions between the characters from both universes.
One great 'tmnt and batman fanfiction' is 'The Dark Turtles'. It combines the grittiness of Batman's Gotham with the fun and unique personalities of the Teenage Mutant Ninja Turtles. The story has an interesting plot where the Turtles end up in Gotham and have to team up with Batman to fight a common enemy.
One great 'Batman Crossed' fanfiction is 'The Dark Knight in a Twisted World'. It really delves into how Batman would react in the extremely dark and chaotic setting of the 'Crossed' universe. The author does an excellent job of maintaining Batman's core values while also showing his struggle against the insanity around him.
One great 'Batman and Bane Fanfiction' is 'The Redemption of Bane'. It shows a different side of Bane, exploring his possible path towards redemption. The author does a great job of delving into the complex relationship between Batman and Bane.
One great 'Batman and Superboy Fanfiction' is 'The Mentor and the Protégé'. It really delves into the relationship between Batman and Superboy. Batman's brooding nature contrasts well with Superboy's more exuberant personality in this fic.
A really good one is 'Wings of the Night'. This fanfiction delves deep into the relationship between Batman and Hawkgirl. It shows how they learn to trust each other and combine their abilities to protect the city. There are some great action scenes and emotional moments in it.
One great Daredevil and Batman fanfiction is 'The Meeting of the Night's Protectors'. It really delves into how their different methods of crime - fighting in Gotham and Hell's Kitchen could interact. The characters are well - written, staying true to their original personalities from the comics.
One interesting aspect of Batman and Bruce Banner fanfiction could be a scenario where they team up. Batman, with his detective skills and martial arts prowess, could work alongside Bruce Banner, who has the incredible strength of the Hulk at his disposal. Maybe they'd face a common enemy that requires both brains and brawn, like a super - intelligent villain who also has a powerful army. This would make for an exciting story as they combine their unique abilities to save the day.
A fanfiction idea could be that Elsa is on the run from some dark forces in her own world and ends up in Gotham. Batman takes her in, and they start to communicate through their differences. Batman is intrigued by Elsa's ability to create and manipulate ice, and Elsa is amazed by Batman's gadgets and detective skills. Together, they face challenges that test both their physical and emotional limits.
First, you need to know the characters well. For Batman crossovers, understand his motives, his skills, and his relationships. If you're crossing him with, say, Superman, know how their personalities would interact. Then, create an interesting plot. Maybe it's a threat that only their combined skills can defeat. Keep the dialogue true to the characters.