Batman is one of the smartest and toughest heroes in comics, but even the Dark Knight has limits. In this video, we are counting down 20 Marvel villains that could easily take Batman in a fight.  From cosmic threats and super-powered monsters to ruthless masterminds with abilities far beyond anything Gotham usually throws at him, these villains would push Batman past strategy, gadgets, and preparation. Some have raw strength, some have dangerous powers, and others are terrifying because they can outthink almost anyone.  We will look at why each Marvel villain would be such a nightmare matchup, what advantages they would have, and whether Batman could realistically survive the encounter.  Whether you are Team Marvel, Team DC, or just love comic book debates, this countdown is packed with bold matchups.  Watch until the end and tell us which Marvel villain Batman would have the hardest time beating.