A psychiatrist assigned to work with Harry Osborn, Hamiltonlearned from him all the secrets of his Green Goblin identity. He decided to use this knowledge to become the new Green Goblin, and become a renown crimelord. As the Goblin, he fought Silvermane of the Maggia, Harry, and Spider-Man himself. Ultimately, Hamilton was slain by a bomb he had planted to kill Harry and Spider-Man, but which caught him in its blast instead.
Location
This villain is encountered during the Prologue and Chapter 4.