1. Before Doc created the six famous Metal Men (Gold, Mercury, Iron, Lead, Tin and Platinum), with what substance did he create an earlier robot?
2. Which of the six Metal Men listed above was created first?
3. What Metal Men opponent was created out of photo-molecular energy siphoned from the Aurora Borealis?
4. Who created the recurring villains, the Gas Gang?
5. Who was the first Metal Man to "die"?