Critical Mass (Marvel/Epic, 1989) #4

Power Line has discovered Henry Clerk's plan to explode every nuclear reactor in the United States, releasing massive radiation. Now they have to find St. George, to enlist the aid of Dr. Zero. Unfortunately, the Abbott of the Order of St. George has taken up the armor to destroy Zero. Meanwhile, Michael Devlin continues to 'hang out' in Venezuela. Written by D.G. Chichester and Margaret Clark. Art by Jim Lee, Mike Manley, Dan Spiegle and Gray Morrow. Cover by Kevin O'Neill.