The Flash is above all one thing: incredibly fast. He introduces himself and all his superhero abilities to the fullest in the service of a just cause. In the red Flash costume he fights all villains of his world.
The Flash and Superman move at exactly the same speed.
The Flash, above all, is incredibly fast. He should be even faster than Superman; also he can go through concrete walls. He puts himself and all his superhero abilities fully in the service of a just cause. In his red flash costume he fights all villains of his world.