Detective Comics 607 (Oct 1989) NM- (9.2)

The Mud Pack, Part Four: The China Clay Syndrome

Script: Alan Grant

Pencils: Norm Breyfogle

Inks: Steve Mitchell

Colors: Adrienne Roy

Letters: Todd Klein

Characters: Batman [Bruce Wayne]; Clayface [Basil Karlo] (villain); Clayface [Preston Payne] (villain); Clayface [Sondra Fuller] (villain); Clayface [Matt Hagen] (remains); Looker [Emily Briggs]; Calendar Man [Julian Day] (nightmare image); Dr. Phosphorous [Dr. Alexander Sartorius] (nightmare image); Cluemaster [Arthur Brown] (nightmare image); Killer Moth [Cameron van Cleer] (nightmare image); Catman [Thomas Blake] (nightmare image); Scarface (nightmare image); Ventriloquist [Arnold Wesker] (nightmare image); Doctor Lowell (death)

Synopsis: Looker rescues Batman, while Karlo forces Doctor Lowell to combine the blood samples that he stole from Payne and Fuller and uses the mixture on himself to become the ultimate Clayface. Meanwhile, Payne and Fuller escape and find that they have feelings for each other.