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Action Comics #304 cover
Cover: Curt Swan & Sheldon Moldoff

Action Comics #304

Sep 1963 · DC · 0.12 USD
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In "The Interplanetary Olympics!", Superman is whisked away to the planet Vorn, where he's invited to compete in a galactic sporting event. Though he loses every contest, he quietly reveals to Lana that he deliberately held back—knowing all along the games were a trap designed to steal his powers. Written by Leo Dorfman and brought to life by Curt Swan’s dynamic art and George Klein’s inks, with lettering by Joe Letterese, this 1963 classic features a cover by Curt Swan and Sheldon Moldoff.

Contains 3 stories
The Interplanetary Olympics!
11.67 pp · Superhero
Superman [Clark Kent]Lana LangLois LaneRogan of VornBorko of GornBoscar of Krag

In "The Interplanetary Olympics!" from Action Comics #304, Superman and Lana are whisked away to the planet Vorn, where he’s invited to compete in a high-stakes intergalactic games. Though he loses every event, his quiet strategy hints at a deeper plan—revealing to Lana he deliberately held back, knowing the games were a trap to steal his powers.

Untitled Humor story
0.67 pp · Humor
Shorty
The Maid of Menace!
12.67 pp · Superhero
Supergirl [Linda Danvers]Black Flame [Zora] (villain, introduction, origin)Dick MalverneComet the Super-HorseBal-Korin (Census Chief of Kandor)Edna DanversFred Danvers (cameo)Phantom Zone inhabitants [Jax-UrGeneral ZodProfessor VakoxKru-Elfive unnamed prisoners]

In "The Maid of Menace!", Supergirl faces off against Black Flame, a mysterious villainess who claims to be her long-lost descendant from the 40th century—only for the truth to unravel in a shocking twist that rewrites her origins. With the stakes rising and her powers under threat, Supergirl must outthink a foe whose roots run deeper than anyone imagined.

ComicBooks.com Value

Our Model is In Beta
Raw (VG) $10
CGC 9.6 · 1 in census $910*
CGC 9.4 · 4 in census $553
CGC 9.2 · 6 in census $270
CGC 9.0 · 6 in census $134
CGC 8.5 · 5 in census $132
CGC 8.0 · 4 in census $93
Show all 18 grades
CGC 7.5 · 3 in census $77*
CGC 7.0 · 3 in census $71
CGC 6.5 · 4 in census $54*
CGC 6.0 · 1 in census $48*
CGC 5.5 · 1 in census $39*
CGC 5.0 · 4 in census $39
CGC 4.5 · 4 in census $30*
CGC 4.0 · 3 in census $30*
CGC 3.5 · 1 in census $25*
CGC 3.0 · 1 in census $20*
CGC 2.5 · 1 in census $20*
CGC 2.0 · 2 in census $20*
* estimate — limited direct-sales data at this grade
Our model’s value — refined as new sales data arrives · CGC census counts shown where available

More listings for this title

GD $9.8 GD $9.9 VG $11.69 GD $13.41 FN+ $13.41 GD $15.5 VG $16 VG $16
Related listings we couldn't confirm as this exact issue · 54 total · seen 34 days ago

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Full credits

artist Curt Swan
letterer Joe Letterese
cover pencils Curt Swan
cover inks Sheldon Moldoff

Reprints

Reprinted in Super Adventure Comic #17 (1964), Supermán #454 (1964), Superman #8 (1966), Superman #8/1966 (1966), DC Special #3 (1969), Star Album (Supermoça) #20 (1970), Superman #284 (1975), Supermann #11/1976 (1976), The Silver Age of Superman The Greatest Covers of Action Comics from the '50s to the '70s #[nn] (1995), Showcase Presents: Supergirl #2 (2008), Showcase Presents: Superman #4 (2008), Supergirl: The Silver Age Omnibus #1 (2016), Supergirl: The Silver Age #2 (2018), Stålmannen #1/1964

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