Uncanny X-Men (1981) #177

It's Mystique versus the X-Men! And the shapeshifter has the upper hand this time. Everybody dies!
Published: 1/1/1984
- Chris Claremont, writer
- Glynis Oliver, colorist
- Tom Orzechowski, letterer
- John Romita Jr., penciler
- John Romita Sr., inker