The Spectacular Spider-Man #195 (1992)
“The Death of Vermin Part Two: Masquerade”
Writer: J.M. DeMatteis
Artist: Sal Buscema
Dr. Kafka and Edward are dragged into some underground cavern. The gobliny things reveal themselves to be mutates that were products of Dr. Zemo. The same doctor who turned Edward into Vermin. They convince Vermin to lead them and they cause some destruction above ground and get Spider-Man’s attention and Vermin turns back into Edward and leads Spidey to Dr. Kafka. Edward has a major breakthrough, but Zemo shows up and ruins everything.