Showcase  (1956)

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

Low
$600
Mid
$1.8k
High
$8k

Key Facts

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

Low
$80
Mid
$240
High
$1.4k

Key Facts

2nd appearance of Adam Strange

Low
$90
Mid
$380
High
$1.6k

Key Facts

3rd appearance of Adam Strange

Low
$2.2k
Mid
$7k
High
$35k

Key Facts

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]

Foil ⋅ DC ⋅ 2024

Low
$1
Mid
$2
High
$6

Blank ⋅ DC ⋅ 2024

Low
$1
Mid
$2
High
$5

Facsimile ⋅ DC ⋅ 2024

Low
$1
Mid
$2
High
$4
Low
$180
Mid
$600
High
$1.8k

Key Facts

1st appearance of the Invisible Destroyer

2nd appearance of Green Lantern

2nd appearance of Carol Ferris

Low
$145
Mid
$430
High
$2.7k

Key Facts

3rd appearance of Green Lantern

3rd appearance of Carol Ferris

Green Lantern appears next in Green Lantern Vol. 2 #1

Low
$160
Mid
$850
High
$3.9k

Key Facts

1st appearance and origin of The Atom aka Ray Palmer, in the Silver Age

1st appearance of Jean Loring, girlfriend of Ray Palmer

Low
$45
Mid
$135
High
$810

Key Facts

2nd appearance of the Atom

Low
$35
Mid
$110
High
$600

Key Facts

3rd appearance of the Atom

Adjust Your Filters To See More Comics!

By default Key Collector searches for Standard Cover Key Issues.

Adjust the "Variants" and/or "Non-Key Issues" search filters above for additional content:

  • Variant Covers ([[totalVariants]])
  • Non-Key Issues ([[totalNonKeys]])

At Key Collector, our primary focus is on unearthing those rare Standard Cover Key Issues for you. However, the world of comic collectibles is vast and varied. We want to make sure you have the tools to explore it all!