Another idea is a fanfic where they travel to an alternate dimension. In this new world, they discover different versions of themselves and must learn to adapt. Along the way, they encounter strange new allies and enemies, and their friendship is tested and strengthened as they fight to find their way back home.
One interesting storyline could be a team - up against a powerful new villain who is threatening both their worlds. They combine their unique powers, like Power Girl's super - strength and flight with Wonder Woman's combat skills and Lasso of Truth, to take on the baddie.
Another storyline might involve a misunderstanding at first. Wonder Woman and Power Girl could have different approaches to justice and initially clash. But as the story progresses, they learn from each other and end up becoming a great team. For example, Wonder Woman's more diplomatic style and Power Girl's more brash, direct approach could create some initial tension. However, when they see the value in each other's methods, they are able to work together more effectively against common foes.
One possible storyline could be a team - up against a powerful new villain in Gotham. Power Girl's super - strength and flight combined with Batman's detective skills would make for an exciting adventure. They could start off not trusting each other fully, with Batman being cautious of Power Girl's more brash and powerful approach, but as the story progresses, they learn to work together effectively.
A great storyline is when a powerful ancient artifact is discovered. This artifact has the potential to destroy the world if misused. Superman and Wonder Woman are both drawn to protect it. However, they face many challenges as various villains also want to get their hands on it. Along the way, they learn more about each other's pasts and how their powers originated, which deepens their friendship and partnership.
One interesting storyline could be where Wonder Woman tries to rehabilitate Cheetah. She might use her wisdom and compassion to understand the root of Cheetah's villainy and attempt to bring out the good in her. For example, she could discover that Cheetah's transformation into a villain was due to a misunderstanding or a wrong done to her in the past.
A great fanfiction storyline could be set in an alternate universe where Hulk and Wonder Woman are in a relationship. This would explore how their different personalities and powers interact on a more personal level. For example, how does Wonder Woman deal with Hulk's occasional outbursts? And how does Hulk adapt to Wonder Woman's strong - willed and independent nature? It could be a story full of drama, action, and romance.
One possible storyline could be a team - up against a new, powerful villain who is causing chaos in Gotham and Themyscira. Batman Beyond with his high - tech gadgets and Wonder Woman with her strength and magic could combine their skills. Maybe the villain has the ability to disrupt time and space, forcing them to travel to different dimensions to stop him.
Maybe in a fanfiction, they kiss during a moment of extreme danger. For example, Batman is about to sacrifice himself to save Wonder Woman and she stops him with a passionate kiss. This could be the start of a new relationship dynamic where they start to question their previous boundaries and how they feel about each other.
One interesting storyline could be Batman and Wonder Woman teaming up to take on a new, powerful villain that neither could face alone. This villain could be a magical threat that requires Wonder Woman's knowledge of the mystical and Batman's strategic mind.
One interesting storyline could be the two superheroes uniting to fight a new, powerful villain that threatens both Gotham and Themyscira. Their marriage would symbolize the union of two different worlds, and they'd use their combined skills and resources to protect everything they hold dear.
One interesting storyline could be their child having to hide their powers in a normal school. They'd struggle to fit in while also having the responsibility of their superhero heritage. Another could be the child getting kidnapped by a villain who wants to use their unique genetic makeup for evil.