Story: "The Return of the Howler! Part 1: Buddies!" (24 Pages)

Credits:

Alan Grant (plot, script)
Val Semeiks (pencils)
Bob Smith (inks)
Todd Klein (letters)
Robbie Busch (colors)
Dan Raspler (edits)

Feature Character:

Etrigan the Demon

Guest Star:

Robin III (last in Detective Comics #639)

Supporting Characters:

Jason Blood
Harry Matthews, (in between issue #15 and #26)
Glenda Mark (last in issue #15)

Villains:

The Primal Entity (in flashback preceding Demon Vol. 1 #6)
Howler (Chris Puckett; last in Demon Vol. 1 #6)
Professor Puckett (first appearance; Chris' brother)
Joe (first appearance; a new Howler host body) and other Howlers
"Pretty Boy" Floyd (first appearance; dies)

Guest Appearance:

Batman (last in Batman #478)