Apparizioni di Mastermind [E-616] nel gruppo FACTOR THREE [E-616]
| APP# | Data | Apparizione nella Storia | Avversari | |
|---|---|---|---|---|
| App. #1 | 1967/01 | Uncanny X-Men (1963) #028 s01 | ||
| App. #2 | 1967/02 | Uncanny X-Men (1963) #029 s01 | ||
| App. #3 | 1967/03 | Uncanny X-Men (1963) #030 s01 | ||
| App. #4 | 1967/04 | Uncanny X-Men (1963) #031 s01 | ||
| App. #5 | 1967/05 | Uncanny X-Men (1963) #032 s01 | ||
| App. #6 | 1967/06 | Uncanny X-Men (1963) #033 s01 | ||
| App. #7 | 1967/10 | Uncanny X-Men (1963) #037 s01 | ||
| App. #8 | 1967/11 | Uncanny X-Men (1963) #038 s01 | ||
| App. #9 | 1967/12 | Uncanny X-Men (1963) #039 s01 | FACTOR THREE | Cyclops [3], FACTOR THREE | Iceman, FACTOR THREE | Mutant Master |