Price history & market evidence
Price observations belong to this edition. Guide estimates, catalog references and completed sales are separate kinds of evidence.
| Grade | Amount | Evidence | Recorded |
|---|---|---|---|
| 4.0 | $17.95 | PANEL_PROFITS · grade_4_0_valueguide | 1966-03-01 |
| 6.0 | $42.92 | PANEL_PROFITS · grade_6_0_valueguide | 1966-03-01 |
| 8.0 | $86.68 | PANEL_PROFITS · grade_8_0_valueguide | 1966-03-01 |
| 9.2 | $155.35 | PANEL_PROFITS · grade_9_2_valueguide | 1966-03-01 |
| 9.4 | $210.73 | PANEL_PROFITS · grade_9_4_valueguide | 1966-03-01 |
| 9.6 | $1,184.00 | PANEL_PROFITS · grade_9_6_valueguide | 1966-03-01 |
| 9.8 | $1,076.39 | PANEL_PROFITS · grade_9_8_valueguide | 1966-03-01 |
| RAW | $10.16 | PANEL_PROFITS · ungraded_valueguide | 1966-03-01 |
| 10.0 | $1,399.00 | PANEL_PROFITS · grade_10_0_valueguide | 1966-03-01 |
| 9.4 | $50.00 | ComicBase · catalog referencecatalog | Date not recorded |
Reading this edition’s market
Compare the same cover, printing and grade before setting a bid. A raw guide or a higher-grade price does not establish a slab’s value. Include selling fees, shipping and the depth of completed-sale evidence when assessing an exit price.
The table includes 9 guide observations and 1 catalog references. These are reference values, not guaranteed sale proceeds.
Graded population
CGC records 35 graded copies for Sea Devils #28 (1966). Population is the number recorded by this grading source, not the total print run or all surviving copies.
The Super-Secret of the Human Hybrid
| Editor1_1 = George Kashdan | Writer1_1 = | Penciler1_1 = Howard Purcell | Inker1_1 = Sheldon Moldoff | Colorist1_1 = | Letterer1_1 =
| Appearing1 = **Featured Characters:** * Sea Devils) **Biff Bailey) **Dane Dorrance) **Judy Walton) **Nicky Walton)
**Supporting Characters:** * Captain X) * International Sea Devils) * Man-Fish)
**Antagonists:** * Manosaur * Professor Rend
**Other Characters:** * R.L.
**Locations:** *
**Items:** * Manosaur robot
**Vehicles:** * Captain X)'s hammerhead sub
| Notes =
* Average circulation for this issue is 182,866. * Captain X) appeared last in Sea Devils Vol 1 26. He appears next in Sea Devils Vol 1 30. * Man-Fish) appeared last in Sea Devils Vol 1 26. He appears next in Sea Devils Vol 1 30.
| Trivia = * First checkerbox cover issue.
| Recommended =
| Links =
Creative credits
Interior art: Howard Purcell
Source records & attribution
Panel Profits keeps each source identity attached to its edition record.
COMICBASE: comicbase:957080
GCD: 19891
PANEL PROFITS: 2432461