Because you like Klaus Heissler in American Dad!
Stan Marsh is a fourth grader who is the ladies man of his classroom. See them in South Park.
Princess Bubblegum is brilliant and determined, but can display a nasty temper. See them in Adventure Time.
A meticulous forensic scientist, Edward Nygma is insanely good at his job. Emphasis on the "insane" part. See them in Gotham.
Peter Venkman's "research" projects are designed to get undergraduate students to sleep with him. Though it turns out he can bust ghosts. See them in Ghostbusters.
Alex Russo desperately wants to keep her magic – after all, things are so much easier when you can just wave a wand. See them in Wizards of Waverly Place.
The witty Aku would be an ideal dinner guest, if he weren't a demon. See them in Samurai Jack.
Khan Noonien Singh is super strong, super smart, and out for revenge. He always seems to be two steps ahead of his enemies. See them in Star Trek Into Darkness.
Jo Wilson is an accomplished doctor who's getting over her past. See them in Grey's Anatomy.
A kind, sensitive medical intern doing the best he can, George O'Malley sometimes struggles to keep up. See them in Grey's Anatomy.
