Time's Arrow: The Past — Tom Defalco; Jason Henderson

MARVELS GREATEST HEROES MUST GO TO THE PAST TO SAVE THE PRESENT!

When Spider-Man finds a century-old picture of himself and the X-Men's Bishop at a museum exhibit, he decides to pay a visit to the X-Men. He arrives in time to hear of a shocking discovery made by Cable at the powerful Time Displacement Core: someone has shot four "time arrows" into the past that, when activated, could wipe out dozens of timelines!