Guillaume Bianco got his degree in Plastic Arts, and he began studying Chinese. He cancelled this study however to begin a career in comics. Along with his friend Olivier Dutto, he joined the studios of Didier Tarquin. His first drawings appeared in a local magazine. His first album, 'Kegoyo et Klamédia' appeared in 1998. He teamed up with Tarquin, Dutto and Adrien Floch to create 'La Véritable Histoire des Krashmonsters'. He then began the the semi-autobiographical gag series 'Will' on his own. Along with Dutto, he launched the 'Izbarkan le Sorcier' series. In 2004, he began 'Hot-Dog' in the magazine Pif Gadget.
