Challengers of the Unknown Must Die!
January 1991
Challengers of the Unknown 1-8

Doom Patrol Musclebound
March 1991
Doom Patrol 42-50

Hellblazer Dangerous Habits
May 1991
Hellblazer 41-46

Hellblazer Bloodlines
September 1991
Hellblazer 47-50, 52-55, 59-61

Batman Vampire
November 1991
Batman & Dracula Red Rain, Batman Bloodstorm, Batman Crimson Mist

Lobo/Authority Holiday Hell
November 1991
Lobo Paramilitary Christmas Special 1, The Authority/Lobo Jingle Hell, Lobo/Autority Spring Break Massacre 1

Doom Patrol Magic Bus
December 1991
Doom Patrol 51-57