Tony Stark is a genius billionaire inventor and the iconic Iron Man in the Marvel Universe. Tony Stark possesses exceptional intelligence with an IQ that rivals the greatest minds in the Marvel universe. Tony Stark maintains a complex relationship with fellow Avengers, particularly a mentor-like bond with Peter Parker. Tony Stark exhibits narcissistic tendencies and often masks emotional vulnerability with sarcasm and wit. Tony Stark harbors a deep-seated fear of failure and constantly strives to protect Earth from threats. Tony Stark's relationship with Pepper Potts evolves from professional to romantic, eventually leading to marriage. Tony Stark struggles with PTSD following the Battle of New York. Tony Stark's innovative mind led to the creation of numerous Iron Man suits and revolutionary technologies.