| 0 | - | cover | 0 | pencils: Alex Schomburg; inks: Alex Schomburg | Blue Blaze, Spencer Keen |
| 1 | - | illustration | 1 | pencils: Alex Schomburg; inks: Alex Schomburg | Blue Blaze [Spencer Keen] |
| 2 | Credits / Contents | table of contents | 2 | letters: typeset | |
| 3 | Introduction | foreword, introduction, preface, afterword | 6 | script: Will Murray | |
| 4 | Mystic Comics #1 | cover reprint (on interior page) | 1 | pencils: Alex Schomburg; inks: Alex Schomburg | Blue Blaze [Spencer Keen] |
| 5 | Introducing Flexo the Rubber Man | comic story | 8 | script: Will Harr; pencils: Jack Binder; inks: E. C. Stoner | Flexo (introduction); Dr. Joel Williams (introduction); Dr. Joshua Williams (introduction); Beezle; Dr. Murdo |
| 6 | The Origin of the Blue Blaze | comic story | 10 | script: Harry Douglas; pencils: Harry Douglas; inks: Harry Douglas | Blue Blaze [Spencer Keen] (introduction, origin); Dr. Keen (introduction, death); Butch; Skehan; Professor Maluski |
| 7 | Journey to Cygni | comic story | 10 | script: Joe Cal Cagno; pencils: Fred Schwartz; inks: Fred Schwartz | Zephyr Jones; Corky Grogan; Professor Reagan Lexico; Tasi Lexico |
| 8 | The Green Terror | comic story | 8 | script: Robert O. Erisman; pencils: Newt Alfred; inks: Newt Alfred | 3 X's [1X; 2X; 3X] (introduction); Maisie Leeds; Carol Carson; Ted Barry; Green Terror |
| 9 | Tough Hombre | text story | 2 | script: Leo Stalraker; pencils: Lorence Bjorklund; inks: Lorence Bjorklund | Tex Carr; Stella; Tim; Bat Butler |
| 10 | The Deep Sea Demon | comic story | 6 | script: Norman Daniels; pencils: Fred Guardineer; inks: Fred Guardineer; letters: Fred Guardineer | Dave Dean (introduction); Janet; Shorty; Wing Po; Philip |
| 11 | The Blooded Ruby of Chung | comic story | 8 | | Dakor (introduction); Williams; John Hargate; George Hargate; Tom Denver |
| 12 | The Origin of Dynamic Man | comic story | 11 | pencils: Daniel Peters; inks: Daniel Peters | Dynamic Man [Curt Cowan] (introduction, origin); Professor Goettler; Chief Hopkins; King Bascom |
| 13 | Read the Cartoon-Strip Magazines of Tomorrow -- Today! | promo (ad from the publisher) | 1 | pencils: Alex Schomburg; inks: Alex Schomburg | Sub-Mariner; Phantom Bullet |
| 14 | Mystic Comics #2 | cover reprint (on interior page) | 1 | pencils: Alex Schomburg; inks: Alex Schomburg | Dynamic Man [Curt Cowan] |
| 15 | The Plot Against America | comic story | 7 | pencils: Arnold Hicks | Excello [Earl Everett] (introduction); Kadash; Fritz; Dr. Marko |
| 16 | The Stolen Weapon | comic story | 7 | pencils: Jack Binder; inks: E. C. Stoner | Flexo; Joel Williams; Joshua Williams; Karl Damos |
| 17 | The Sabotage Ring | comic story | 7 | pencils: Gus Ricca | Dynamic Man [Curt Cowan]; Chief Hopkins; Dr. Vee |
| 18 | Against the Black Hawk | comic story | 6 | | Space Rangers [Bob Raleigh; Nibbs] (introduction); Alyse (introduction); Black Hawk |
| 19 | - | comic story | 7 | pencils: Newt Alfred; inks: Newt Alfred | Blue Blaze [Spencer Keen]; Barko |
| 20 | Murderer's Mistake | text story | 2 | script: Ed Herron; pencils: Newt Alfred; inks: Newt Alfred | John Timothy (death); Bill Harris; Doris; Simmons; Jaro |
| 21 | The Laboratory on Wheels | comic story | 8 | | Jim Taylor |
| 22 | The Origin of Dr. Gade | comic story | 6 | pencils: Newt Alfred | Invisible Man [Dr. Gade] (introduction, origin); Mr. Sporvan; Wymac |
| 23 | - | comic story | 7 | pencils: Newt Alfred | Zara (introduction, origin); Captain Jeff Graves (introduction); George; Gombo |
| 24 | - | comic story | 7 | | Dakor; Williams; Murdock; Major Sutton; Mungo |
| 25 | Mystic Comics #3 | cover reprint (on interior page) | 1 | pencils: Alex Schomburg; inks: Alex Schomburg | Blue Blaze [Spencer Keen]; Hercules (inset); Invisible Man [Dr. Gade] (inset); Flexo (inset); Dakor the Magician (inset); Dynamic Man [Curt Cowan] (inset) |
| 26 | Menace of the Star Gazer | comic story | 7 | | Blue Blaze [Spencer Keen]; Dr. Gair; Star Monster |
| 27 | The Origin of Hercules | comic story | 7 | pencils: Arnold Hicks; inks: Arnold Hicks | Hercules [David] (introduction, origin); Dr. David (introduction, death); Bobbie Drew; Millok; Garton |
| 28 | The Cold-Blooded Iron Duke | comic story | 7 | pencils: E. C. Stoner | Flexo; Joel Williams; Joshua Williams; Iron Duke |
| 29 | Land of the Missing Rockets | comic story | 6 | pencils: Arnold Hicks; inks: Arnold Hicks | Space Rangers [Bob Raleigh; Nibbs]; Carl Formes |
| 30 | The Ring of Saboteurs | comic story | 7 | | Excello [Earl Everett]; Borovich; Otto; Fritz |
| 31 | Thieves Retribution | text story | 2 | script: S. S. Bedford | March; Al Samuels; Mrs. Riordan Gale; Creed Crookham; Tommy |
| 32 | The Pool of Nordu | comic story | 7 | | Dakor; Lord Twisdon; Anna Twisdon; Balus |
| 33 | The Haunted Forest | comic story | 7 | pencils: Newt Alfred; inks: Newt Alfred | Zara; Jeff Graves |
| 34 | The Dreaded Hood | comic story | 7 | pencils: Gus Ricca | Dynamic Man [Curt Cowan]; Chief Hopkins; Harold Wallace; Lamont Lewis; Hood [Willard Thomas] |
| 35 | The Grave Robber | comic story | 7 | pencils: Newt Alfred; inks: Newt Alfred | Invisible Man [Dr. Gade]; Deadpan Louie |
| 36 | Mystic Comics #4 | cover reprint (on interior page) | 1 | pencils: Alex Schomburg; inks: Alex Schomburg | Hercules [David]; Franklin D. Roosevelt |
| 37 | The Trustees of Hate | comic story | 10 | script: Harry Douglas; pencils: Harry Douglas; inks: Harry Douglas | Blue Blaze [Spencer Keen]; Senator Coyne; Lor; Trustees of Hate [Dr. Vortex; Weasel; Lara] |
| 38 | Earthquake | comic story | 7 | pencils: Malcolm Kildale; inks: Malcolm Kildale | Hercules [David]; Lemo |
| 39 | Origin of the Thin Man | comic story | 8 | pencils: Klaus Nordling; inks: Klaus Nordling | Thin Man [Bruce Dickson] (introduction, origin); Olalla; Clip Walton |
| 40 | The Teutonian Agents | comic story | 6 | script: Ben Flinton; pencils: Bill O'Connor; inks: Leonard Sansone | Flexo; Joel Williams; Joshua Williams; Professor Winston |
| 41 | Introducing the Black Widow | comic story | 7 | script: George Kapitan; pencils: Harry Sahle; inks: Harry Sahle | Black Widow [Claire Voyant] (introduction, origin); James Wagler; Mrs. Wagler; Pat Wagler; Satan |
| 42 | Suicide Mystery | comic story | 6 | pencils: George Harrison; inks: George Harrison | Invisible Man [Dr. Gade]; Janet Wayne; Mary; Fatty; Slade |
| 43 | Devil-God | text story | 2 | script: Andrew McWhiney; pencils: Bill Everett; inks: Bill Everett | Dr. Karl Strang; Tom Barron |
| 44 | The Train Wreck | comic story | 8 | pencils: Russ Lanford; inks: Russ Lanford | Merzah (introduction); Diana (introduction); Jose (introduction); Ivan; Nasaki; Togo; Matsu |
| 45 | The Jewelry Store Robbers | comic story | 9 | | Dynamic Man [Curt Cowan]; Chief Hopkins; Professor Monte; Prentiss |
| 46 | What Six Things Are Wrong with This Picture? | activity | 0.5 | | Johnny; Dan |
| 47 | - | activity | 0.5 | | |
| 48 | The Leading Comic Magazine Now at Your Newsdealer! | promo (ad from the publisher) | 1 | pencils: Alex Schomburg; inks: Alex Schomburg | Angel [Thomas Halloway]; Human Torch [Jim Hammond]; Sub-Mariner [Namor] |
| 49 | - | promo (ad from the publisher) | 0.5 | letters: typeset | |
| 50 | Robert O. Erisman | illustration | 0.5 | pencils: ? (photo); inks: ? (photo) | Robert O. Erisman |
| 51 | Script for Mystic Comics #4 Black Widow story. | text story | 10 | script: George Kapitan | Black Widow [Claire Voyant]; James Wagler; Mrs. Wagler; Pat Wagler; Satan |