DC Comics· 1963★ Key Issue

Justice League of America #21

First JLA/JSA crossover ('Crisis on Earth-One'), part 1

Trap checkDon't buy these

15 listingson eBay right now look like this issue but aren't it — usually the cheapest ones on the page. Here's what's wrong with each, so you don't buy the wrong book.

Wrong volume$2.95
Justice League of America #21 (2008 DC Comics) JLA
Same title and issue number, but a different relaunch. Daredevil #1 exists in six volumes — the 1964 key and the 2023 reboot are not the same book.
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Wrong volume$2.99
Justice League of America #21 (2018) Justice League Near Mint
Same title and issue number, but a different relaunch. Daredevil #1 exists in six volumes — the 1964 key and the 2023 reboot are not the same book.
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Facsimile / reprint$6.29
JUSTICE LEAGUE OF AMERICA #21 Facsimile Cvr B Foil DC Comics 2025 ptg 0925DC0210
A modern reprint of the original cover. Often looks identical in photos, but it is not the collectible book — these sell for a few dollars.
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Wrong volume$9.99
Justice League of America #21 Vol. 2 2008 DC Comics High Grade Q141-132
Same title and issue number, but a different relaunch. Daredevil #1 exists in six volumes — the 1964 key and the 2023 reboot are not the same book.
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Facsimile / reprint$11.99
Justice League of America #21 Facsimile Edition! REPRINT, CVR A, 2025 VF/NM!
A modern reprint of the original cover. Often looks identical in photos, but it is not the collectible book — these sell for a few dollars.
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Facsimile / reprint$11.99
Justice League Of America #21 NM 1st Silverage App of the JSA DC Ke Facsimile
A modern reprint of the original cover. Often looks identical in photos, but it is not the collectible book — these sell for a few dollars.
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Lot / bundle$14.69
Justice League of America Vol. 2 mixed lot #21-24,26,38,39,44,54,55 - DC (2006)
Multiple books sold together. The price is for the whole lot, so it is not comparable to a single copy.
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Not the comic$15.25
JUSTICE LEAGUE OF AMERICA #21 COMIC BOOK COVER Poster print11"x17"
A poster, empty slab, or other merchandise — not the book itself.
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Guide value · CGC 9.8

$9,383

Estimated current value from PriceCharting

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An estimate of what this grade is worth today, not a record of any sale. Guide values are trailing aggregates, so they lag a fast-moving book — a copy that just sold at auction may have gone for well above or below this.

Where the copies sit

Only 1 copy on the market at this grade — nothing to compare it against.

Guide value

Updated	Grade	Estimate
Sep 16, 2026	CGC 9.8	$9,383.23

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Gradesearching: Justice League of America #21 1963 CGC 9.8