Marvel October, 1989
Origin of Baron Mordo; Origin of Mephisto; Origin of Satannish
The Faust Gambit, Part 4; Mephisto Waltz With Satannish Verses; The Book of the Vishanti: The Mordo Chronicles, Part 3
Roy Thomas, Dann Thomas, Randy Lofficer
Jackson “Butch” Guice, Tom Sutton