1. Great Character Designs—Tips on Creating, Monetizing and Popularizing Digital Characters
Discusses the qualities of the most enduring game characters.
20 useful tips to help you in the character design process.
Tips from a manga/anime perspective.
Head design tips from Krishna M. Sadasivam, creator of the long-running web comic "PC Weenies."
John K., the creator of "Ren & Stimpy," has a blog dedicated solely to his particular approach to character design.