This is the 5th appearance of Valkyrie and the 2-part story is the first and only Hillman cross-over. Last Golden Age appearance of SkyWolf. Only appearance of Black Tamerlane. Next appearance of SkyWolf is in Airboy (Eclipse, 1986 series) #2. Next chronological appearance of SkyWolf is in Airboy (Eclipse, 1986 series) #48.
In the next-to-last panel of the story, Rickie is laying in bed with a copy of Airboy Comics on the end table next to his bed.