Doctor Strange
Stephen Strange also Known as Doctor Strange, Now this is someone who was already born with a Superhero name,
His backstory is rather strange, he was an acclaimed doctor and a pretty good one at that, but he did not lead a humble life which leads him to his car crash which damaged his hands and that ended his career.
He loved his job so much that he went in such for ways to fix it and that's when he the Ancient One she taught him everything about sorcery and that's how he became the supreme leader of the magic arts.
He played a pivotal role in the MCU with his powers of seeing into the future, we can remember the famous signal given to Tony Stark at the end of Endgame.
