That's been the case for most of the 21st century, as the superhero genre exploded off the page and onto screens of all sizes. And that's especially true in animation, which has always felt like a natural fit for the hand-drawn origins of our favorite heroes and villains. After the success of '90s cartoons about Batman and the X-Men, the medium expanded in the early 2000s with hit series Justice League and X-Men: Evolution. However, one superhero TV show stood out for highlighting teenage struggles while fighting crime, and it's streaming for free on Tubi.