Fox Kids helped introduce countless animation fans and young viewers to quite a few series when it debuted in 1990.

Duck Dodgers will return to Cartoon Network this year, but there's a catch. Find out more about its return here.

Take a walk down memory lane by revisiting some of Nickelodeon's best animated series from the 1990s and early 2000s. See how your favorites compare to my ranking of worst to best.