Defenders (corner box) from Defenders (Marvel, 1972 series) #10 (images from cover corner box),
Ghost Rider from The Official Handbook of the Marvel Universe (Marvel, 1983 series) #13 (image from interior page),
Dracula from The Official Handbook of the Marvel Universe (Marvel, 1985 series #17) (image from interior page),
Warlock from Marvel Premiere (Marvel, 1972 series) #1 (image from cover),
Power Man [Luke Cage] from Power Man (Marvel, 1978 series) #50 (image from cover),
Black Widow from Amazing Adventures (Marvel, 1970 series) #8 (image from 1st story page).