Twenty supplied fronts were visually inspected. Nineteen use paired portraits in two layout families; In Enemy Hands has a green illustrated front bearing a Pinnacle Books imprint. Titles, series numbers and front credits remain distinct from edition authentication.

  1. #21Deadly SeedsBlack-and-white series heading and numbered panel; two opposing profile portraits within a gold-outlined circular motif on dark red; gold-orange title/accent fields with blue title lettering and a blue footer with gold author credits.
  2. #22Brain DrainBlack-and-white series heading and numbered panel; two opposing profile portraits within a gold-outlined circular motif on dark red; light gray title/accent fields with blue title lettering and a blue footer with white author credits.
  3. #23Child's PlayBlack-and-white series heading and numbered panel; two opposing profile portraits within a gold-outlined circular motif on dark red; black title field with red lettering, blue accent wording and a blue footer with white author credits.
  4. #24King's CurseBlack-and-white series heading and numbered panel; two opposing profile portraits within a gold-outlined circular motif on dark red; black title field with yellow lettering, green accent wording and a bright green footer with white author credits.
  5. #25Sweet DreamsBlack front with white series heading and white numbered panel. Opposing profile portraits sit in a gold circular motif; a gold-orange gradient band contains the black title and action wording. Red author credits run along the black footer.
  6. #26In Enemy HandsGreen illustrated front with large black series lettering, two profile heads and a montage of figures and architectural features. White title and author credits; the lower-right series number is 26. A Pinnacle Books label is visible at the upper edge.
  7. #27The Last TempleBlack front with white series heading and white numbered panel. Opposing profile portraits sit in a gold circular motif; a gold-orange gradient band contains the black title and action wording. Red author credits run along the black footer.
  8. #28Ship of DeathBlack front with white series heading and white numbered panel. Opposing profile portraits sit in a gold circular motif; a gold-orange gradient band contains the black title and action wording. Red author credits run along the black footer.
  9. #29The Final DeathBlack front with white series heading and white numbered panel. Opposing profile portraits sit in a gold circular motif; a gold-orange gradient band contains the black title and action wording. Red author credits run along the black footer.
  10. #30Mugger BloodBlack front with white series heading and white numbered panel. Opposing profile portraits sit in a gold circular motif; a gold-orange gradient band contains the black title and action wording. Red author credits run along the black footer.
  11. #31The Head MenBlack front with white series heading and white numbered panel. Opposing profile portraits sit in a gold circular motif; a gold-orange gradient band contains the black title and action wording. Red author credits run along the black footer.
  12. #32Killer ChromosomesBlack front with white series heading and white numbered panel. Opposing profile portraits sit in a gold circular motif; a gold-orange gradient band contains the black title and action wording. Red author credits run along the black footer.
  13. #33Voodoo DieBlack front with white series heading and white numbered panel. Opposing profile portraits sit in a gold circular motif; a gold-orange gradient band contains the black title and action wording. Red author credits run along the black footer.
  14. #34Chained ReactionBlack front with white series heading and white numbered panel. Opposing profile portraits sit in a gold circular motif; a gold-orange gradient band contains the black title and action wording. Red author credits run along the black footer.
  15. #35Last CallBlack front with white series heading and white numbered panel. Opposing profile portraits sit in a gold circular motif; a gold-orange gradient band contains the black title and action wording. Red author credits run along the black footer.
  16. #36Power PlayBlack front with white series heading and white numbered panel. Opposing profile portraits sit in a gold circular motif; a gold-orange gradient band contains the black title and action wording. Red author credits run along the black footer.
  17. #37Bottom LineBlack front with white series heading and white numbered panel. Opposing profile portraits sit in a gold circular motif; a gold-orange gradient band contains the black title and action wording. Red author credits run along the black footer.
  18. #38Bay City BlastBlack front with white series heading and white numbered panel. Opposing profile portraits sit in a gold circular motif; a gold-orange gradient band contains the black title and action wording. Red author credits run along the black footer.
  19. #39Missing LinkBlack front with white series heading and white numbered panel. Opposing profile portraits sit in a gold circular motif; a gold-orange gradient band contains the black title and action wording. Red author credits run along the black footer.
  20. #40Dangerous GamesBlack front with white series heading and white numbered panel. Opposing profile portraits sit in a gold circular motif; a gold-orange gradient band contains the black title and action wording. Red author credits run along the black footer.

Swatches are drawn from the written descriptions; the photographs are not reproduced.