Origin of Clayface (Basil Karlo); Origin of Clayface (Matt Hagen); Origin of Clayface (Preston Payne); Origin of Clayface (Sondra Fuller); Continues in Detective Comics #604
The Coming Of Clayface!; The Tragic Though Amusing History of Clayface II; His Name is Clayface III!
Writers: Mike W. Barr, Dan Raspler, Len Wein
Artists: Keith Giffen, Bernie Mireault, Tom Grummett