Cover art by Joe Kubert. What's the Color of Your Blood? starring Sgt. Rock, script by Bob Kanigher, art by Joe Kubert. The Hip Way to Learn! public service announcement, script by Jack Schiff, art by Sheldon Moldoff. Jackass Volunteer! starring Sgt. Mule, script by Hank Chapman, art by Jack Abel. 36 Pages, Full Color. Cover price $0.12.