Well, first of all, many humans will read MLP fanfic to experience the unique stories. Then, they may engage in a deeper way. For example, they could create fan art inspired by the fanfic. They might also start collaborating with other fans, perhaps helping to edit or expand on a particular fanfic. In addition, they could attend fan - related events where MLP fanfic is a topic of discussion, sharing their thoughts and ideas with others in the community.
They can interact in various ways. Sometimes humans can be transported into the MLP world. In such cases, they have to adapt to the pony ways of life. For example, they might learn to communicate with the ponies and respect their customs. Other times, ponies might visit a human - like world and face the challenges of a different environment and culture. There could also be a more equal - footing interaction where they team up to solve a common problem, like a magical threat that affects both their worlds.
Advanced humans in Wow fanfic often interact with other races through trade. They might offer their unique magical items or services in exchange for resources or knowledge from other races. For instance, they could trade enchanted weapons with dwarves in return for precious ores.
In many comics, aliens have various ways of interacting with humans. Sometimes they come in peace to share knowledge, and other times they might be hostile and try to invade or conquer.
In many fictions, elves are initially cautious when interacting with humans. They might keep their distance because they see humans as clumsy or too different from them in nature.
They might interact with Pinkie Pie in a really fun way. Pinkie Pie could throw a party for them when they achieve something great in the story, like saving the town from a flood. Flash Sentry would be a bit awkward at the party at first, while Twilight Sparkle would be more used to Pinkie's antics. Another character they could interact with is Spike. Spike could be jealous of Flash Sentry at first if there's a romantic angle between Flash and Twilight, but then they end up becoming friends.
There are also cases where alien races interact through conflict. They could be invading Earth for resources or because they see humans as a threat to their existence. In movies like 'Independence Day', the aliens come to conquer. However, there are also more complex interactions where there's a mix of cooperation and competition. For instance, in some science - fiction series, different alien races and humans have to work together against a common enemy while still having their own agendas.
The interactions can also be based on mutual goals. Say there's a threat to both Sonic's world and Equestria. Sonic and the ponies would have to communicate and combine their strengths. Sonic could use his speed to scout ahead and the ponies could use their magic to hold off enemies. They might also share their knowledge with each other. Sonic could teach the ponies about technology from his world, and the ponies could teach Sonic about the magic spells and potions that exist in Equestria.
Also, don't forget about the setting. If the story is set in the MLP world, describe the colorful landscapes, the different villages, and the unique features. If it's in the human world, mention the cities, schools, or workplaces. Build up the relationship between the human and the pony characters gradually. Let them learn from each other and grow throughout the story. And most importantly, have fun while writing and let your creativity flow.
In a fanfic, the ponies and God of War characters could also have a conflict at first. The ponies' values of harmony and love might be at odds with the God of War characters' thirst for vengeance and power. However, as the story progresses, they could find common ground. For example, they could both realize that there are greater threats that require their combined efforts. The ponies could use their magic to help the God of War characters in battles, while the God of War characters could protect the ponies from the more brutal aspects of their world.
The ponies might initially react with fear when they see Michael Myers. They could run away or try to hide. But some braver ponies, like Rainbow Dash, might try to confront him. Michael Myers, on the other hand, could be indifferent to the ponies at first. As the story progresses, they could start to communicate through simple gestures if Michael Myers doesn't speak. For example, the ponies could offer him food to show friendship.