"Here be Monsters"
Triangle 1992-41. Continued from Action Comics (1938) #682 and continues in Superman (1987) #73.
1st Appearance of Doomsday.
A mish-mash of escaped Cadmus experiments, stranded War Worlders, and the homeless of Metropolis have banded together under the collective term Underworlders and have begun raiding the city for weapons. During a weapons raid Superman interrupts the dirty business at hand only to be eluded by the marauders. While following their trail under the city the Man of Steel happens across his friend Keith who is about to be eaten by a mob of monsters. Distracted by a trick while saving Keith, Superman once again loses the Underworlders.