On-sale date from Amazing Heroes #52, with newsstand on-sale date of 1984-08-07.
Michael Higgins is credited on the letters page only. Mike Carlin is credited on both the comic story (as Mike Carlin) and the letters page (as Michael Carlin).
This issue has variants:
Rom, Brandy and Rick happen upon a train whose passengers have all been killed by Dire Wraiths. The only survivor is a little girl whose mother cut a Wraith's tongue before her daughter could be totally drained and now little Cindy is cursed with the mind of the Wraith trapped in her head.
Indexer Notes
The snowstorm from Thor (Marvel, 1966 series) #349 takes place in this issue.