Another character could be Bruce Banner. They could collaborate on understanding Tony's psionic powers and how it relates to the Hulk's gamma - irradiated state. It could be an interesting dynamic as they both are scientific geniuses dealing with extraordinary powers.
One common character paired with him could be Pepper Potts. Their relationship could be explored in a new light with Tony having psionic powers. Maybe Pepper has to deal with a more powerful and sometimes unpredictable Tony.
One common character paired with him is Bruce Banner. They could be gaming buddies, with Bruce using his scientific knowledge to help Tony improve his games or vice versa. Another is Pepper Potts. She might be shown as someone who tries to get Tony to take a break from his intense gaming sessions.
One common character paired with Tony in young fanfiction is Pepper Potts. Even in his younger days, she could be shown as his assistant or someone he has a budding relationship with. Another is Rhodey. Their friendship likely started when they were young, and fanfictions often explore their early adventures together, like in the military academy. And sometimes, a young Peter Parker might be paired with a young Tony Stark, creating an interesting dynamic of mentorship and friendship before Peter becomes Spider - Man.
Well, one interesting idea could be Tony Stark using his psionic powers to enhance his Iron Man suit's capabilities. Maybe he can communicate telepathically with the suit or other technology.
His parents, Howard and Maria Stark, are very common. They play important roles in shaping Tony's childhood. Jarvis, the family butler, also often appears. He could be the one to encourage Tony's scientific pursuits or keep him out of too much trouble.
Happy Hogan could also be an important character. He would be concerned about Tony's well - being and might be involved in tasks like getting Tony the things he needs during his recovery. Additionally, new characters might be introduced in the fanfiction, such as a prosthetics expert who becomes Tony's mentor in understanding and making the best use of his new prosthetic limb.
One common theme is the contrast in personalities. Deaged Tony Stark might have a more innocent or brash side which creates an interesting dynamic with Stephen's more reserved nature.
Pepper Potts is often still paired with Tony in alternate universes. Their relationship dynamic can change, like in a universe where Pepper has superpowers and they are crime - fighting partners. Another common pairing is with Steve Rogers. In some alternate stories, they might have grown up together and their friendship - or more - could be explored differently. Rhodey is also a frequent character paired with Tony, as their friendship is a staple in the original universe and can be developed in unique ways in alternate settings.
The therapist is a common character in these fanfictions. They can be an original character created just for the story, or sometimes it could be an existing character from the Marvel universe given a new role as a therapist. For example, Dr. Strange could be reimagined as Tony's therapist in some fanfictions. Another common character could be Rhodey. He's Tony's friend and might be involved in encouraging Tony to attend therapy or be there for him during the process.
Tony Stark himself is, of course, the central character. Often, Pepper Potts might make an appearance, either trying to get him out or communicating with him from the outside. Rhodey could also be a common character, maybe working on a military - backed plan to free Tony.
Well, obviously Tony Stark himself is the central character. Pepper Potts often shows up as she is close to Tony and can either calm him down or be on the receiving end of his anger in some cases. Rhodey is also common as his friend and military contact. He might try to reason with Tony when he's angry.