Smurfs
Doug
Tin Tin
Jonny Quest
Scooby Doo (well, anything Hanna Barbera basically)
Dungeons and Dragons
The Woody Woodpecker
Tiny Toons
Freakazoid
X-Men (the original one)
He-Man
Pink and the Brain
Popeye
Duck Tales
Thundercats
Inspector Gadget
Teenage Mutant Ninja Turtles
Captain Planet

man, there are so many ones, I will stop here, the list it's getting too big. And I'm not even counting the animes, like Yu Yu Hakusho and Sailor Moon...

Oh yeah, thanks for reminding me of Biker Mice From Mars, Crystal Ice ^^ that was a great show, too bad it isn't anywhere here to be watched anymore =(

Hum... and it seems that I'm a little older than you guys judging for the lists =P