Who are the most popular characters in barry meets wally fanfiction?

One interesting plotline could be Barry and Wally teaming up to face a new, extremely powerful speedster villain. They have to combine their unique speedster abilities to outwit and defeat the bad guy.

Obviously, Barry is one of the main characters. And then the members of the Justice League like Superman, Batman, Wonder Woman, etc. are also main characters as it's about Barry meeting them.

Well, obviously Superman and Supergirl are the most central characters. But other popular characters often include Lex Luthor. He is always a great antagonist, constantly devising new plans to take down the Kryptonians. His intelligence and deviousness add a lot of tension to the stories.

Sans is often a very popular character in these fanfictions. In both Undertale and Underfell, he has a distinct personality. In Underfell, his more edgy and somewhat darker side can create interesting interactions when combined with the regular Undertale Sans.

Sirius Black is often really popular. His rebellious nature and his complex backstory make him a very interesting character to explore in this kind of fanfiction. He can be shown having interactions with new characters from the modern Hogwarts era.

Yang is a very popular character in this kind of fanfiction. Her powerful fighting style and her loyalty to her team are appealing traits. When she meets the STRQ team, her relationship with her mother's old team can be a major focus. Raven from STRQ is also a popular character. Her complex personality, being both a part of STRQ and having her own agenda, can create a lot of intrigue in the story especially when she interacts with the RWBY team.

The Scout from TF2 is often popular. His high - energy and fast - paced nature can create interesting interactions with the ponies in MLP. He might be constantly running around and getting into all sorts of misadventures in the MLP world.

Obviously, Mario and Sonic themselves are the most popular. They are the main draws as they are the ones 'meeting' in this fanfiction concept.

In many Buffy meets Blade fanfiction stories, Whistler from the Buffyverse is quite popular. He has a lot of knowledge about the supernatural world and can act as a sort of guide or informant for Buffy and Blade. Also, Dr. Karen Jenson from the Blade movies might be included and be popular. She can bring her scientific knowledge to the mix, especially when it comes to understanding the new vampire threats or creating new weapons to fight them.

Well, obviously the Flash and Arrow themselves are very popular. Their dynamic, with the Flash's light - heartedness and super - speed contrasted with Arrow's brooding and combat skills, is really appealing. But also, characters like Felicity Smoak are often popular. She's smart and has great chemistry with both heroes, so she often plays an important role in fanfictions.