- Script
- Mark Gruenwald (plot); Steven Grant (plot); David Michelinie (plot, script)
- Pencils
- John Byrne
- Inks
- Dan Green
- Colors
- Roger Slifer
- Letters
- Jim Novak
- Job Number
- LG458
- First Line of Dialogue or Text
- High above the sun-streaked village of east Transia...
- Feature Logo
- Genre
- superhero
- Characters
- the Avengers [the Beast; Captain America [Steve Rogers]; the Falcon; Ms. Marvel [Carol Danvers]; Quicksilver (origin, details); the Scarlet Witch (origin, details); the Vision; the Wasp [Janet Pym]]; Bova; Chthon (introduction); Django Maximoff; Edwin Jarvis; Henry Peter Gyrich; the High Evolutionary (flashback); Jonathan Drew (flashback); Magda (introduction, wife of Magneto, mother of Quicksilver and the Scarlet Witch, flashback); Modred the Mystic; Robert Frank [the Whizzer] (flashback); Madeline Joyce Frank [Miss America] (flashback, death)
- Reprints
- in De Vergelders (Juniorpress, 1979 series) #10 (1980)
- in Marvel Superheroes [Marvel Super-Heroes] (Marvel UK, 1979 series) #381 (January 1982)
- in Les Vengeurs (Arédit-Artima, 1980 series) #8 - Le mystère de Wundagore (octobre 1982)
- in Los Vengadores (Planeta DeAgostini, 1983 series) #12 (Enero 1984)
- in Avengers: The Yesterday Quest (Marvel, 1994 series) (1994)
- in Backpack Marvels: Avengers (Marvel, 2001 series) #1 (January 2001)
- in Avengers: Nights of Wundagore (Marvel, 2009 series) (2009)
- in Marvel Gold: Los Vengadores: Noches de Wundagore (Panini España, 2011 series) (Enero 2011)
- in Essential Avengers (Marvel, 1999 series) #9 ([September] 2013) [black and white]
- in Marvel Classic (Panini France, 2015 series) #1 (avril 2015)
- in Marvel Universe by John Byrne Omnibus (Marvel, 2016 series) #[1] (2016)
- in Marvel Horror Omnibus (Marvel, 2019 series) (2019)
- in Avengers Epic Collection (Marvel, 2013 series) #10 - The Yesterday Quest (2023)
Magneto revealed as father of Quicksilver and the Scarlet Witch via the appearance of Magda in X-Men #125. The origin of Quicksilver and the Scarlet Witch storyline discussed in detail by Mark Gruenwald in the letters page of Avengers #192. This information added 2005 by Steven Tice.
- Script
- Jim Salicrup
- Letters
- typeset
Letters on The Avengers #182. Letters from Mike Labrie, Bill Krauss, and Larry Brundin.