| Characters |
FEATURE: X-Men--Professor X; Cyclops; Marvel Girl [Jean Grey]; Angel; Iceman; Beast; VILLAINS: Dr. Bolivar Trask; Sentinels; Master Mold; CAMEO FLASHBACK: Edna McCoy; Norton McCoy |
| Synopsis |
The X-Men invade the Sentinel's underground complex but are captured; Beast is taken before the Sentinel's leader, Master Mold, and has his mind probed; Master Mold commands Trask to make an army of Sentinels so they can take over the world. |
| Genre |
superhero |
| Script |
Stan Lee |
| Pencils |
Jack Kirby (layouts); Werner Roth (as Jay Gavin) |
| Inks |
Dick Ayers |
| Colors |
Evelyn Stein |
| Letters |
Artie Simek |
| Reprinted |
from X-Men (Marvel, 1963 series) #15 (December 1965) |