Story: "The Christmas Impulse!" (22 Pages)

Credits:

William Messner-Loebs (plot, script)
Craig Rousseau (pencils)
Barbara Kaalberg (inks)
Janice Chiang (letters)
Tom McCraw (colors)
Jamison (color separations)
L.A. Williams (assistant edits)
Paul Kupperberg (edits)

Feature Character:

Impulse (last in Secret Origins 80-Page Giant #1/2; next in Young Justice Secret Files #1/2)

Supporting Character:

Max Mercury
Helen Claiborne
Meloni Thawne (last in issue #25; next in ???)

Villains:

Green Cigarette (in between issue #38 and #65)
Coffin Nails
Lighter
Matches
Stubbs
Gaspar (first appearance of all five; the Green Cigarette's team)

Other Character:

Jasper Pierson (in between issue #40 and #47)