For decades now, comic book enthusiasts have debated the strengths and weaknesses of "The Big Two" publishers, Marvel and DC. With movies based on superheroes now bigger and more frequent than ever, the debate has moved out of direct retailer shops and into the multiplex and message boards. Cinematically, this battle has been severely one-sided. DC fans can cling to the wonderful, shiny treasure that is The Dark Knight Trilogy, but as accomplished as that series may be, it's over. Meanwhile, Marvel fans have enjoyed an entire universe of films that has been running strong for years with no signs of slowing down in the foreseeable future. DC fans only see one sign of hope on the horizon for this June. As amazing as Man of Steel looks, there is no cause for DC loyalists to get their hopes up for anything beyond a brilliant Superman film, or series of Superman films. Even if Warner Bros. succeeds with Man of Steel, it is highly unlikely the chants of "Make Mine Marvel" will be silenced. DC might win the battle of Summer 2013, but the war was won long ago. This article looks at the six biggest reasons DC's Cinematic Universe, if there ever is one, will be unable to catch Marvel's. Let's get started with the most obvious!