| Release: | Jan 1966 |
| Cover: | Jan 1966 |
The Supreme Sacrifice
| Release: | Jan 1966 |
| Cover: | Jan 1966 |
The X-Men face captivity at the hands of the Sentinels. Their only hope lies in Professor X deducing the cause of the failure in another Sentinel which attacked in the television station. He does, but even his intervention doesn't come quick enough to save every life.
| Writer | Stan Lee |
| Cover Penciller | Jack Kirby |
| Cover Inker | Richard 'Dick' Bache Ayers |
| Penciller | Jay Gavin, Jack Kirby |
| Inker | Richard 'Dick' Bache Ayers |
| Letterer | Artie Simek |
| Editor | Stan Lee |
| Beast | Henry 'Hank' McCoy |
| Cyclops | Scott Summers |
| Iceman | Robert 'Bobby' Drake |
| Professor X | Charles Francis Xavier |
| Angel | Warren Worthington III |
| Marvel Girl | Jean Grey |
| Sentinels | |
| Master Mold | |
| Bolivar Trask |
| Age | Silver Age |
|---|---|
| Format | Digital |
| Series Group | X-Men |
| Genre | Action | Adventure | Super-Heroes |
| No. of Pages | 32 |
| Country | USA |
| Language | English |