Back to the Future: Who Is Marty McFly? is the third trade paperback of the Back to the Future comic series by IDW Publishing. It collects issues #12-#17 of the series.
WHO is Marty McFly? That's what Marty's asking himself, as it becomes abundantly clear his childhood memories don't match up with what actually happened in this timeline. How can he and Doc Brown fix things without breaking time itself? Plus, Needles' story! What made that kid into the troublemaker we all know and despise? Collects issues #12-17.