bolded ones are favourites

Cartoon Network

• 2 Stupid Dogs
• Captain Planet
• Code Lyoko
• Courage the Cowardly Dog
• Dexter's Laboratory
• Ed, Edd, and Eddy
• Foster's Home for Imaginary Friends
• Freakazoid
• Inspector Gadget
• Looney Toons
• Pokemon
• Samurai Jack
• Scooby Doo
• Teen Titans
• The Marvelous Misadventures of Flapjack
• The Powerpuff Girls
• The Rocky and Bullwinkle Show
• Time Squad
• Tom and Jerry

Nickelodeon

• Catdog
• Chalkzone
• Danny Phantom
• Invader Zim
• Rocko's Modern Life
• Spongebob Squarepants
• The Angry Beavers
• The Fairly OddParents
• The Wild Thornberrys