One interesting storyline could be the Na'vi from Avatar using their unique connection with nature against the Zerg in Starcraft. The Na'vi's ability to communicate with animals and their natural combat skills might create an unexpected dynamic when facing the swarming Zerg. Another could involve the Protoss sharing their advanced technology with the humans in the Avatar universe. This could lead to new forms of exploration and resource management. And a third might be a story where the Terrans from Starcraft get stranded in the Pandora planet of Avatar and have to adapt to the local environment and deal with the native species while also trying to find a way back home.
One interesting storyline could be about a human who is stranded on Pandora and has to learn the ways of the Na'vi to survive. They form a bond with a particular Pandora creature that helps them in their journey.
The Terrans from Starcraft would find the Pandora planet in Avatar very challenging. Their reliance on technology might not work as well in the lush and often unpredictable environment. They would have to learn to adapt to the natural cycles and the power of Eywa. The Na'vi, on the other hand, would be shocked by the mechanical and technological warfare of the Terrans. They might initially resist but could eventually learn to use some of the less harmful tech for their own benefit. For the Protoss, they would be intrigued by the spiritual connection in Avatar. They might try to find parallels in their own beliefs and use their psychic abilities to communicate with the natural forces on Pandora.
One interesting concept could be the merging of Loki's mischievous and complex personality with the unique world - building of Avatar. For example, Loki might find himself in the midst of the elemental bending cultures and cause all sorts of chaos and intrigue. Maybe he'd try to manipulate the different tribes for his own gain, or perhaps he'd be intrigued by the spiritual connection to nature in Avatar and it would change his own views on power and control.
One idea could be to have the Voltron pilots end up in the Avatar world. They could learn bending techniques and use their Voltron skills in combination with them. For example, Keith's swordsmanship might blend well with waterbending moves in a fight.
Yes, there are quite a few. Some crossover fanfictions might focus on character interactions. For example, a story could have a Starcraft Protoss meeting a Warcraft Orc and how they would interact given their different cultures and abilities. It often makes for really creative and exciting reads.
One idea could be a crossover with another fantasy world where Korra has to learn new bending techniques from that world's magic users. This would bring a fresh dynamic as she struggles to adapt to different power systems.
Well, a cool plot might involve Naruto being transported to the Avatar world. He gets mistaken for a powerful bender at first. As he tries to figure out how to get back home, he helps the Avatar and his friends in their fight against the Fire Nation. Along the way, Naruto teaches them some of his ninja skills like stealth and quick combat moves, and in return, he learns about the different types of bending. Maybe there could be a big showdown where Naruto's Rasengan combines with Aang's airbending to defeat a huge threat.
Maybe the Avatar, in his journey to master all the elements, travels to the Naruto world. He could learn some ninja techniques and incorporate them into his fighting style. The Avatar could also teach the ninja about the power of bending, which could lead to some really unique team - up strategies among the characters.
One idea could be that the Avatar characters gain the ability to use magic when they enter the Harry Potter world. For example, Aang could use his airbending skills along with magic spells to fight against the Death Eaters. Another could be that Hogwarts students are sent to the Avatar world for a special exchange program, and they have to learn to bend elements instead of casting spells.
Another great storyline could involve the prophecies in Good Omens intersecting with the apocalyptic events in Supernatural. The characters from both would then be scrambling to prevent or at least manage the impending doom. The Horsemen from Supernatural might interact with the Horsemen - like figures in Good Omens, leading to a battle of wills and powers that would keep readers on the edge of their seats.