Publisher

Publication Types

Era

Cover Types

Characters

Gil Kane

DC Nov 1958

Showcase #17

Showcase #17
View Series
Low
$600
Mid
$1.8K
High
$8K
View on eBay
1st appearance and origin of Adam Strange
1st appearance of Alanna, daughter of Sardath
1st appearance of Sardath, a scientist from Rann who created Zeta-Beams
DC Sep 1959

Showcase #22

Showcase #22
View Series Variants (5)
Low
$2.2K
Mid
$7K
High
$35K
View on eBay
1st appearance and origin of Hal Jordan as Green Lantern
1st appearance Carol Ferris, later becomes the second Star Sapphire
1st appearance and death of Abin Sur, an alien who gave Hal his ring as he died
First mention of the Green Lantern Corps
[January 2023 - Hal Jordan and John Stewart will lead a new Green Lantern TV series inspired by True Detective]
DC Nov 1959

Showcase #23

Showcase #23
View Series
Low
$180
Mid
$600
High
$1.8K
View on eBay
1st appearance of the Invisible Destroyer
2nd appearance of Green Lantern
2nd appearance of Carol Ferris
DC Jan 1960

Showcase #24

Showcase #24
View Series
Low
$145
Mid
$430
High
$2.7K
View on eBay
3rd appearance of Green Lantern
3rd appearance of Carol Ferris
Green Lantern appears next in Green Lantern Vol. 2 #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.