Price history & market evidence
PriceCharting guide history
Dated guide estimates for this edition, separate from completed sales.
1 dated observation—one point does not establish a trend. Last recorded 2026-10-06. Source record #2426100
Price observations belong to this edition. Guide estimates, catalog references and completed sales are separate kinds of evidence.
| Grade | Amount | Evidence | Recorded |
|---|---|---|---|
| 6.0 | $228.00 | PANEL_PROFITS · grade_6_0_valueguide | 1958-05-01 |
| RAW | $21.73 | PANEL_PROFITS · ungraded_valueguide | 1958-05-01 |
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 2 guide observations and 0 catalog references. These are reference values, not guaranteed sale proceeds.
Graded population
CGC records 5 graded copies for My Greatest Adventure #21 (1958). Population is the number recorded by this grading source, not the total print run or all surviving copies.
"We Were Doomed by the Metal-Eating Monster"
| Synopsis2 = Sydney Burr invents a time machine which causes time to stand still for everyone except him. With everyone frozen he realizes he can commit the perfect crime spree, and sets about robbing personal belongings, a jewelry store and a bank. He thinks he's gotten away with it, but when time starts again he discovers that everyone could still see him despite being frozen! | Synopsis3 =
| Editor1_1 = Jack Schiff | Editor1_2 = Murray Boltinoff | Editor1_3 = George Kashdan | Editor2_1 = Jack Schiff | Editor2_2 = Murray Boltinoff | Editor2_3 = George Kashdan | Editor3_1 = Jack Schiff | Editor3_2 = Murray Boltinoff | Editor3_3 = George Kashdan
| Writer1_1 = | Writer2_1 = | Writer3_1 =
| Penciler1_1 = Jack Kirby | Penciler2_1 = Will Ely | Penciler3_1 = Jim Mooney
| Inker1_1 = Jack Kirby | Inker2_1 = Will Ely | Inker3_1 = Jim Mooney
| Colorist1_1 = | Letterer1_1 =
| Appearing1 = **Featured Characters:** * Unknown
**Supporting Characters:** * Unknown
**Antagonists:** * Unknown
**Other Characters:** * Unknown
**Locations:** * Unknown
**Items:** * Unknown
**Vehicles:** * Unknown
| Appearing2 = **Featured Characters:** * Unknown
**Supporting Characters:** * Unknown
**Antagonists:** * Unknown
**Other Characters:** * Unknown
**Locations:** * Unknown
**Items:** * Unknown
**Vehicles:** * Unknown
| Appearing3 = **Featured Characters:** * Unknown
**Supporting Characters:** * Unknown
**Antagonists:** * Unknown
**Other Characters:** * Unknown
**Locations:** * Unknown
**Items:** * Unknown
**Vehicles:** * Unknown
| Notes = | Trivia = | Recommended = | Links =
Creative credits
Interior art: Jack Kirby, Will Ely, Jim Mooney
Source records & attribution
Panel Profits keeps each source identity attached to its edition record.
COMICBASE: comicbase:775147
GCD: 14383
PANEL PROFITS: 2426100