| True Identity or Hint | Marvel Villain |
| Director of the Maggia and daughter to Count Nefaria | |
| Iron Man enemy that used a device to liquify metal | |
| Master of make-up, hypnotism and visual special effects | |
| She is a master snake-charmer & trainer | |
| Circus villain that uses his hat to hypnotise people | |
| Engineer who built a battle suit that sends out shock waves | |
| Father and son scientists that built the Spider-Slayer robots | |
| Scientific genius that's a expert in designing weapons | |
| Russian's Boris Bullski and Gremlin wore this battle armor | |
| Villain chemist commiting crimes w/ a polymer he invented | |
| Spider-Man enemy that engineered his own flying harness | |
| Iron Man enemy w/ a pair of electrically charged whips | |
| Soldier turned religious fanatic who wants mutant genocide | |
| Genius 'Frightful Four' member who uses a battle suit | |
| Deathspore virus gave him several superhuman powers | |
| Slowed his aging with the Compound X serum | |
| Daily Bugle reporter turned criminal, then led the Enforcers | |
| Formally no powers, now currently the Red Hulk | |
| Mystical potions gave him superhuman capabilities | |
| Controls tentacles w/ her mind since her resurrection | |