The Failure of Suicide Squad

With the latest bunt in the cinematic superhero world, Suicide Squad, it has become clear that critics are collective tired of the ringtone narrative that nearly all superhero films cradle. Suicide Squad specifically, held the concept of 'fight fire with fire,' which obviously entails that things won't work out. Examine the failures of Suicide Squad as a whole and what it might take (if possible) to have another good superhero film like The Dark Knight.