| Issue | #20 |
| Published | September 1990 |
| Cover Price | $1.95 US |
| Pages | 36 |
| Editing | Chris Ulm (editor-in-chief - see Notes); Mickie Villa (editorial assistant); Dan Danko (editorial assistant) |
| Notes | Chris Ulm is credited as the story editor on the story title page, but is credited as editor-in-chief in the inside front cover credits list; Ben Dunn signature on original art trimmed off of printed cover |
| Characters | Johann Steamhead; Phrank Crowe [Zetra 3]; Howard [Zetra 2]; Mikey Ingram [Zetra 1]; Karl Hossenfeffer; Professor Beanhead |
| Genre | Martial arts; Science fiction; Teen; Humour |
| Pencils | Ben Dunn |
| Inks | Ben Dunn |
| Colors | Paul Mounts |
| Notes | Chris Ulm is credited as the story editor on the story title page, but is credited as editor-in-chief in the inside front cover credits list; Ben Dunn signature on original art trimmed off of printed cover |
| Reprinted | in Ninja High School Perfect Memory (Antarctic Press, 1990 series) #1 (1990) [in B&W] |
| Genre | Martial arts; Science fiction; Teen; Humour |
| Letters | typeset |
| Notes | inside front cover credits list |
| Characters | Weed Witchawds [Reed Richards spoof] |
| Genre | Martial arts; Science fiction; Teen; Humour |
| Pencils | Ben Dunn |
| Inks | Ben Dunn |
| Letters | typeset (text); Clem Robins (speech balloons) |
| Notes | inside front cover recap of previous story; illustrated with a panel from page 15 of the story in this issue |
| Characters | Mikey Ingram [Zetra 1]; Howard [Zetra 2]; Phrank Crowe [Zetra 3]; Johann Steamhead; Joshua Feeple; Major Becker; Professor Beanhead; Count Boscoe; Arnie; Phil Strongarm; Terri O'Farrell [Robogal Terry]; Terrence Weasel; Bob Feeple; Jeremy Feeple |
| Synopsis | Continues Professor Steamhead's story from his emigration to America up to the beginning of Ninja High School #1. |
| Genre | Martial arts; Science fiction; Teen; Humour |
| Script | Ben Dunn |
| Pencils | Ben Dunn |
| Inks | Ben Dunn |
| Letters | Clem Robins |
| Notes | Page count includes title page. Cameos: Dr. Who; Devilman; Frankenstein monster; Creature from the Black Lagoon; Slimer; Swamp Thing; Iron Man; Dr. Slump; Hulk; Batman; Dr. Doom; Shiratori no Jun [Princess]; Weed Witchawds [Reed Richards spoof]; Jean |
| Reprinted | in Collected Ninja High School, The (Antarctic Press, 1994 series) #6 (1995); in Ninja High School Textbook (Antarctic Press, 2001 series) #1 (2001); in Ninja High School Pocket Manga (Antarctic Press, 2003 series) #5 (February 2005); in Ninja High School Classic (Eidalon, 2003 series) #2 |
| Notes | B&W house ads for: Captain Harlock; Lester Girls: The Lizard's Trail; Cat Claw; Deathworld; From The Darkness; 2 Malibu back issue lists; inside back cover B&W house ad for Emeraldas; colour back cover house ad for From The Darkness |
| Notes | B&W ad for dubbed TEKKAMAN anime tapes (William Winckler Productions); B&W Diamond Comic Distributors ad for PREVIEWS; GALLERY OF PROVEN SELLERS; and BASEBALL CARD CATALOG catalogues |
| Characters | Ichi-Kun Ichinohei [Itchy Koo]; Jeremy Feeple; Princess Asrial |
| Genre | Martial arts; Science fiction; Teen; Humour |
| Script | Alan R. Nepomuceno [as ARNie] |
| Pencils | Ben Dunn ? (header art) |
| Inks | Ben Dunn ? (header art) |
| Letters | typeset |
| Notes | "letter column" explaining that there are no letters in this issue because Ben Dunn's computer was stolen when his house was burglarized & announcing the winners of Professor Steamhead's Trivia(l) Contest |
| Script | Mickie Villa |
| Pencils | Jim Balent |
| Inks | Jim Balent |
| Letters | typeset |
| Notes | promotional editorial; illustrated with a panel from From The Darkness #1 |