Or they could make a giant open world with an ongoing, endless conflict where heroes are everywhere but none are super-human enough to change the world on their own.
I think they call it an MMO.
And you are free to go play any of them, I always viewed SWTOR as an MMO for MMO haters and so I'm here. Sure it has it's problems but making your character special is definitely NOT ONE OF THEM.
And other MMOs have your so called " super-human"s who change the world as well, it's just that they are all NPCs