Howard Chaykin and The Crusty Bunkers previously credited with the cover (probably duplicating the story credits); Michael Kaluta credit supplied by Nick Caputo via the GCD Errors list and confirmed by The Comic Reader #91. Logo design credit from Todd Klein. Michael Kaluta confirmed cover credit via Facebook on 4 July 2017 and notes that he signed in two spots both covered by text balloons. One is in upper left covered by 'Featuring Fafhrd and the Grey Mouser.' The other is in lower right covered by 'First Astonishing Issue.'
Our heroes obtain a magical mask for wizardly patrons, Sheelba and Ningauble. Crusty Bunkers inks likely consist of Neal Adams, Dick Giordano, Alan Weiss, Walt Simonson, Vincente Alcazar, Sal Amendola and Dan Green, per Nick Caputo, Jan 2012.