Who would be the main antagonist in a 'Harry joins Loki fanfic'?
The Enchantress could be the main antagonist. She might be jealous of Loki's newfound alliance with Harry. She could try to drive a wedge between them and use her own magic to cause chaos. Also, she might have her own plans for power in Asgard and see Harry as an obstacle, especially if he is helping Loki with something that could undermine her influence.
It could be Thanos. Since he is a powerful and menacing force in Loki's universe. He might see Harry as an unexpected variable and want to eliminate him. Also, his goal of collecting the Infinity Stones could put him at odds with both Harry and Loki as they might try to stop him to protect their respective worlds.
Maybe Voldemort could be the main antagonist. Imagine if the boundaries between the wizarding world and Loki's world are thinning due to the events of the fanfic. Voldemort senses an opportunity to gain more power by crossing over. He could target Harry in this new realm and also see Loki as a threat to his plans. This would create a situation where Harry and Loki have to team up against a familiar foe in a very different setting.
Who would be the main antagonist in 'naruto joins slade fanfic'?
Maybe a new character created specifically for this fanfic. A powerful sorcerer who wants to use Naruto's chakra and Slade's combat expertise for his own evil purposes. He could be manipulating events from the shadows, pitting Naruto and Slade against each other at first until they realize they are being played.
Who could be the main antagonist in 'harry joins shield fanfic'?
It could be a rogue wizard who has infiltrated SHIELD and is using their technology for dark magic purposes. This wizard might be jealous of Harry's new position and try to undermine him.
Who could be the main antagonist in 'Harry Joins the Goblin Academy of Youth Fanfic'?
It could be a jealous goblin student who doesn't like an outsider like Harry coming into their academy and stealing the spotlight.
Who could be the main antagonist in 'harry joins the military fanfiction'?
There might be a supernatural or magical antagonist, even in a military setting. This could be a dark wizard or a creature that has infiltrated the military for its own malicious purposes. Harry, with his experience in the magical world, would be the key to dealing with this threat, but he has to convince the non - magical military personnel of the danger first.
Who could be the main antagonist in 'harry joins the fellowship fanfiction'?
It could be Voldemort. Imagine if he somehow found a way to cross over into the world of the Fellowship. He would be a powerful and menacing antagonist, using his dark magic to oppose both Harry and the Fellowship.
Who could be the main antagonist in 'harry joins tom fanfiction'?
It could be Voldemort. Even if it's a fanfiction where Harry joins Tom, Voldemort's future self might still be a threat and oppose Harry's attempts to change Tom.
Who could be the main antagonist in 'annabeth joins the hunters fanfic'?
It could be an old enemy of the Hunters. Maybe a powerful monster that has a grudge against them for past defeats. For instance, a giant who has been waiting for the right time to strike back at the Hunters.
Who could be the main antagonist in a 'naruto joins obito fanfic'?
The main antagonist could be Madara. Even though Obito was once following Madara's plan, with Naruto joining Obito, Madara might see this as a threat to his grand scheme. He could try to manipulate events to drive a wedge between Naruto and Obito or directly attack them to stop their new alliance from achieving their goals.
What could be the plot of a 'Harry joins Loki fanfic'?
Well, one possibility could be that Harry, through some sort of magical accident or powerful spell, gets transported to the world of Loki. Maybe he initially mistakes Loki for a powerful wizard and tries to seek his help to get back home. Loki, being the trickster he is, might see Harry as an interesting pawn in his schemes against the Asgardians or other foes. Harry, with his own magical skills from the wizarding world, could end up being both a hindrance and a help to Loki, leading to all sorts of adventures and misadventures as they navigate their two very different magical realms.
Who would be the main antagonist in a 'loki x thanos legs fanfiction'?
Perhaps the main antagonist could be Loki himself, at least in the beginning. Since he got involved with Thanos' legs in some improper way, Thanos might see him as the antagonist. But as the story progresses, they might find a common enemy. So, initially, Loki's actions and motives that revolve around the legs could make him the antagonist in Thanos' eyes.