Don't underestimate these powerful foes. For this list, we’ll be looking at the most underrated comic protagonists that are far more fearsome than they might seem.

Batman has some of the best villains and supporting characters in pop culture, but let’s dive into the weirder side of Batman’s allies and foes. Welcome to WatchMojo.com, and today we’re counting down our picks for the Top10 Weirdest Batman Characters. For this list, we are taking a look at the stranger characters from the Batman mythos. These characters can originate from TV, film, or comics. They can be any type of character that has a relationship with Batman whether ally, villain or neither. Time to be weirded out.