For a character commonly referred to as the world's greatest detective, Batman sure makes a lot of mistakes. For this list, we’ll be looking at the Dark Knight’s most dubious decisions over a variety of media.

Even superheroes choose poorly sometimes! Welcome to WatchMojo, and today we’re counting down our picks for the stupidest decisions made by heroes across movies, TV shows, and comic books. Some spoilers may be ahead so consider this your warning!

Some of these worked out for the best, but fans immediately hated these casting decisions.

We know, we know, you just couldn't help yourself. For this video we’ll be looking at 8 Bad Decisions You Made in Video Games Just to See What Would Happen.

These are the top 10 movie decisions that backfired. We can only assume the filmmakers and studios had the best intentions, but the results didn’t meet expectations at all. For this list, we’re looking at decisions that were made in a film’s production that alienated audiences. Since these decisions figure heavily into their respective movie plots, there is a spoiler warning now in effect. From sewing shut Deadpool's mouth in "X-Men Origins: Wolverine", to subverting all expectations in "Star Wars: The Last Jedi", these movie decisions definitely backfired.

Sometimes the best way to be super, is to be smart. We’ve said plenty about the dumbest decisions in movies, but we gotta give credit where it’s due! For this list, we’re looking at the smartest decisions in superhero movies, by both superheroes and villains - including Thor, Magneto, Superman, Mr. Incredible, and Doctor Strange! What do YOU think is the most intelligent decision in a superhero movie? Let us know in the comments!

Even the world’s greatest detective has off days. Welcome to WatchMojo and today we’ll be counting down our picks for the Top 10 Dumbest Decisions in DC. For this list, we’re looking at the stupidest decisions made by DC’s iconic characters in the comics.

With great power comes questionable decision-making. Welcome to WatchMojo.com, and today we’re counting down our picks for the Top 10 Dumbest Decisions by Superheroes. For this list, we’re paying tribute to the most half-baked decisions that heroes ever made in comics and movies… as well as the unfortunate consequences that resulted from those decisions. Caution: if you’re not up-to-date on your comic history or movies, there will be spoilers… and questions about your favorite hero’s competence.

You would need to be the world's greatest detective to catch all of these changes. Welcome to WatchMojo, and today we’re looking at the most significant differences between HBO’s original show, “The Penguin” and its source material, diving deep inside the pages of the Batman Comics Universe.

These infamous villains have been a consistent pain in Batman's side. Welcome to WatchMojo, and today we’re counting down our picks for the most notable members of Bruce Wayne’s rogues gallery.

The latest entry in the animated Batman pantheon doesn't shy away from making some big changes. Welcome to WatchMojo, and today we’re counting down the biggest changes to the Batman mythos in the latest animated series, “Batman: Caped Crusader”.

The "Batman: Arkham" games are some of the most cherished adaptations of the hero's long career. Welcome to MojoPlays, and today we’re looking at the ENTIRE timeline of Rocksteady’s “Arkhamverse."

These are the episodes every Batman lover needs to watch! Welcome to WatchMojo, and today we’re counting down our picks for the greatest episodes from “Batman: The Animated Series” and “The New Batman Adventures.”

Why do they always run UP the stairs?! Welcome to WatchMojo, and today we’re counting down our picks for choices that were frighteningly bad. Since some of these decisions have an effect on the plot, there is a spoiler alert.

This incarnation of Batman deserves a deep dive! Welcome to WatchMojo, and today we’re breaking down the origin of the futuristic Batman Terry McGinnis.