Kal-El/Superman is the main protagonist of Superman and the entire DC Universe. He is also the first major superhero. Jerry Siegal and Joe Shuster created Superman in 1933. He has appeared in many comics, TV shows, and movies and is widely recognized as one of the most iconic heroes of all time.
In live-action, he was portrayed by several actors; George Reeves, Henry Cavill, Brandon Routh, Tom Welling and Christopher Reeve which had received popular love due to his portrayal as the Man of Steel in 1978. More than that, Superman is considered to be the most powerful and to the most mighty superhero character of all time.