From Wikipedia, the free encyclopedia. Kazimieras Gediminas Prapuolenis (born July 31, 1959), known professionally as Kaz, is an American cartoonist, animator, writer, storyboard artist, and illustrator. In the 1980s, after attending New York City's School of the Visual Arts, he was a frequent contributor to the comic anthologies RAW and Weirdo. Since 1992, he has drawn Underworld, an adult-themed syndicates comic strip that appears in many alternative weeklies. Kaz's comics and drawings have ...