Publisher

Publication Types

Era

Cover Types

Characters

Issues

DC Apr 1940

Action Comics #23

Action Comics #23
View Series Variants (3)
Low
$6.5K
Mid
$19K
High
$65K
View on eBay
1st appearance of Lex Luthor, depicted with red hair
1st appearance of Black Pirate, an adventurer who later appeared as a ghost in present day stories
First mention of The Daily Planet
DC Sep 1941

Action Comics #40

Action Comics #40
View Series
Low
$460
Mid
$1.4K
High
$5.8K
View on eBay
1st appearance of the Star-Spangled Kid
1st appearance of Stripsey, Pat Dugan who later becomes S.T.R.I.P.E.
Three-page original story advertising Star-Spangled Comics #1

Clicking on the eBay link and making a purchase may result in this site earning a commission from the eBay Partner Network.

No Results Found

Try adjusting the "Variants" search filter above, or disable "Keys Only" to see all issues.

  • Variant Covers ()

Subscribe to Unlock

View Graded Pricing

Unlock graded pricing and other premium features by subscribing to Key Collector Comics.

Subscribe Learn what's included

Price Guide

Prices are estimates based on recent sales data and may not reflect actual market value. Key Collector Comics does not guarantee the accuracy of any pricing information.