Japanese Spiderman, Episode 36
"The Onion Iron Mask and the Youth Detective Club": Professor Monster enlists the help of an old colleague named Dr. Miracle to eliminate Spiderman once and for all. While landing on earth, a member of the Youth Detective Club notices Dr. Miracle and decides to investigate further, but when Dr. Miracle turns the tables and attacks the children, Spiderman must swing into action and defeat the powerful foe.