Fanfic ideas for a 'Batman x Sailor Moon' crossover.

One idea could be a story where Goku and Sailor Moon team up to fight a common enemy. Maybe a powerful demon that is threatening both their worlds. They could learn from each other's fighting styles, like Goku showing Sailor Moon how to better use her physical strength and Sailor Moon teaching Goku about the power of friendship and love in combat.

One idea could be that Ranma accidentally stumbles into the world of Sailor Moon. Maybe he gets caught up in a fight against a youma and the Sailor Scouts mistake him for an enemy at first. But then they realize he has his own unique fighting skills and they team up to defeat the common foe.

The Sailor Guardians and Batman's allies like Robin or Alfred could also have great interactions. Robin, being younger and more open - minded, might quickly bond with the Sailor Guardians. He could learn some new combat moves from them, while they could learn about strategy from him. Alfred might be a bit more reserved but would surely be impressed by the Sailor Guardians' magical abilities and offer them some of his famous tea and wisdom.

Another interesting concept is a love triangle. Suppose Ranma falls for Sailor Moon, but Tuxedo Mask is already in the picture. This could lead to a lot of comical and tense situations. Ranma might try to outdo Tuxedo Mask in protecting Sailor Moon, leading to some friendly rivalry. Also, his curse could add an extra layer of complication. What if he turns into a girl when he's around Sailor Moon at an inconvenient time?

Well, in such a fanfiction, the art styles could be blended in an interesting way. The Sailor Scouts could have a new look inspired by Batman's aesthetic, like darker colored fuku with bat - like symbols. And Batman could get a touch of Sailor Moon's magic, perhaps his utility belt having some magical items. The story could explore how two very different universes collide, and how the characters grow from the experience.

Sailor Moon would probably be really curious about Batman. She'd be constantly asking him questions about his gadgets and his mission. Batman, being the brooding type, might be a bit annoyed at first but would soon realize her good heart. He'd start to respect her powers and they'd form an unlikely alliance.

Friendship is a big theme too. Characters from different universes in Sailor Moon crossover fanfic often become friends and learn from each other. They support each other in battles and in personal growth. Also, the theme of saving multiple universes is quite common. Since it's a crossover, there are usually threats that endanger both the Sailor Moon universe and the other crossed - over universe.

Maybe in the fanfic, Batman's rogues gallery somehow teams up with some of the Avengers' villains. This forces Batman and the Avengers to work together. Batman could introduce his unique gadgets and combat style to the Avengers, while they could show him their superpowers up close. For example, Iron Man could be intrigued by Batman's utility belt and try to create his own version of some of the gadgets.

One idea could be a crossover with the Harry Potter universe. Sailor Moon and her friends could attend Hogwarts and have to deal with both magical threats from the wizarding world and the dark forces they usually face. For example, they might help the students at Hogwarts fight off a new kind of dark magic that has similarities to the dark energy they combat in their own world.

One idea could be that the Sailor Scouts somehow end up in the SVTFOE universe. They could team up with Star and Marco to fight a common enemy. Maybe an evil force that combines the darkness from both universes.