Magnus Bane is very popular too. As a warlock, he has a vast amount of magic at his disposal. In a crossover with the Doctor Who universe, his magic could interact in unexpected ways with the Doctor's time - traveling technology, and his flamboyant personality would make for some interesting scenes.
Jace Wayland is another great character. His charm and combat skills can add a lot to a crossover story. In a crossover with the Lord of the Rings, he could be seen as a kind of ranger, using his Shadowhunter skills to navigate Middle - earth and fight against the forces of Sauron.
Clary Fray is quite popular too. Her artistic abilities combined with her newfound Shadowhunter powers could make for some interesting interactions at Hogwarts. She might draw magical runes on the walls of Hogwarts, causing all sorts of chaos or discovery. Also, Hermione Granger is a common crossover character. Her thirst for knowledge would make her eager to learn about Shadowhunter lore, and she could use her intelligence to help solve problems that occur when the two worlds collide.
In Mortal Instruments fanfiction, you can read about characters like Clary Fray. She is a central character, a strong - willed girl who discovers she has Shadowhunter blood. Jace Wayland is another important one, a skilled and somewhat brooding Shadowhunter. There's also Simon Lewis, Clary's best friend who gets dragged into the Shadowhunter world and has his own interesting journey as he becomes a vampire in the series. These are just some of the main characters often explored in fanfiction.
Clary Fray is often a popular character in such fanfiction. Her journey as a Shadowhunter and her relationships, both romantic and platonic, are rich material for fanfic writers. Jace Wayland is another one. His brooding and complex personality makes him a great focus. Magnus Bane also features prominently. His magical abilities and his flamboyant personality add a lot of color to the stories.
Definitely Pikachu. Pikachu is one of the most recognizable Pokémon, and having it interact with Arceus in a crossover would be really cool. It could be like a small, cute Pikachu following around the all - powerful Arceus.
Ink!Sans is a popular pick. His creative and somewhat unpredictable nature can bring a lot of color (literally and figuratively) to a Glitchtale crossover. He could use his paint powers in the Glitchtale world in ways that no one expects. Also, Bete Noire from Glitchtale is a character that many fans like to include. Her relationship with other characters, especially her sister, can be explored in new and interesting ways when in a crossover situation.
The Nurse is also great for crossovers. Imagine her in a world like Final Fantasy. She could use her healing abilities to help the party members. And then there's the Goblin Tinkerer. If he was in a Portal crossover, he might be interested in the advanced technology there and try to tinker with it, creating some interesting and comical situations.
Definitely Yu Narukami. He's the main character in Persona 4 and his leadership and strong Persona abilities make him a great addition to crossovers. Yosuke Hanamura is also popular. His comical nature and loyalty can add some humor and heart to the story. Chie Satonaka is another one. Her martial arts skills and determination are great traits in crossovers.
One popular character to include is Batman from DC Comics. The contrast between Batman's detective skills and gadgets and Raiden's superhuman powers would be fascinating. Another is Goku from Dragon Ball. Goku's love for fighting and his ability to reach new levels of power could lead to some epic battles with Raiden. And of course, Samus Aran from Metroid. Samus' armored suit and her exploration of alien worlds could be combined with Raiden's adventures in a unique crossover story.
Clary Fray is often a popular character in fanfics. Her strong - willed nature and her journey in the original games make her an interesting subject to write about. Writers can explore different aspects of her personality and her relationships in fanfics.
The protagonist of the main Megami Tensei games, like the Demi - Fiend from Shin Megami Tensei III, is also a great choice. His unique backstory and abilities can add depth to any crossover story. He can bring his demon - slaying skills and knowledge of the Megami Tensei world into a new setting.