Definitely Chris Walker. His hulking presence and unpredictable nature make for a great character in fanfiction. Writers like to put the reader in situations where they have to face him, creating a lot of tension.
Miles Upshur is a favorite too. Since he's the main protagonist in the game, many fanfictions revolve around the reader being in Miles' shoes, experiencing the same horrors and uncovering the secrets of the asylum.
Father Martin is also quite popular. His religious fanaticism and his role in the game's story give a lot of material for fanfiction writers. They can explore his character more deeply through the eyes of the reader - inserted character.
One great 'Outlast character reader fanfiction' story could be the one where the reader is inserted into the asylum setting and has to interact with Chris Walker. It's really intense as it shows the fear and confusion of the reader character in that terrifying environment.
Definitely Tony Stark. He's rich, brilliant, and has that father - figure potential. His sarcastic nature also adds a lot of humor to the stories. Captain America is also popular. He represents values like honor and loyalty, and he would be the one to teach the reader about these important things. Thor can be really fun in these stories too. His god - like powers and his sometimes - cluelessness about Earth things make for some great interactions with the reader.
Courtney is often a popular character. Her strong - willed and competitive nature makes her a great focal point for many fanfictions. Writers can explore her relationships with other characters, like her on - again - off - again relationship with Duncan in different and interesting ways.
Anne Wheeler is a great character to pair with the reader as well. If the reader is also a performer, they can bond over their shared love of the stage. Her strong - willed and talented nature can make for an interesting relationship with the reader, whether it's a friendship or a romantic connection.
Sid is a popular choice. He's goofy and always getting into trouble, so it could be fun to have the reader be the one to get him out of sticky situations or teach him some valuable lessons. Manny is also great. His big - hearted and protective nature makes for an interesting dynamic with the reader, especially if the reader is in some sort of danger. Diego is another one. His cool and sometimes brooding personality can create a lot of tension and chemistry with the reader.
Gaster is also very popular. His enigmatic nature, with so much of his backstory left to speculation in the original source material, gives fanfiction writers a lot of room to explore his character. Fans are often intrigued by his possible powers and his connection to the world of the sanses.
Naruto Uzumaki is often a very popular character in Naruto game character fanfiction. Since he's the main character in the original series, many fanfictions like to expand on his story, give him new adventures or put him in different game - like scenarios. For example, in some fanfictions, Naruto might have to face a super - hard level in a game world that's based on his own universe.
Since I don't really know what the 'outlast story' is exactly, I can't say for sure who the main characters are.
Often, the male reader himself is a central character. But in terms of female characters, Misty from the original series is quite popular. Her feisty personality and love for water - type pokemon make her an interesting addition to the harem. Another popular character could be Serena, with her kind heart and determination in her pokemon journey. She can bring a lot of emotional depth to the harem dynamic.
Edward is definitely a popular character to interact with. His brooding nature and his ability to read minds can create some really interesting interactions with the reader - turned - vampire. He could help the new vampire understand their powers better.