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Cover: Curt Swan & George Klein

Legion of Super-Heroes #3

Apr 1973 · DC · 0.20 USD

📊 ~39,969 copies sold its debut month

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Contains 2 stories

Computo the Conqueror!

16 pp · Superhero

Legion of Super-Heroes [Ultra BoyMatter-Eater LadStar BoyElement LadBrainiac 5Chameleon BoyPhantom GirlLightning LadSaturn GirlSuperboyMon-ElColossal BoySun BoyLight LassCosmic BoyTriplicate GirlShrinking Violet]ComputoProty IIAndroid Master

The Trial of Tommy Tomorrow

6 pp · Science Fiction

Tommy TomorrowBrent Wood

ComicBooks.com Value

Our Model is In Beta

Raw (Fine) $6

CGC 9.8 · 26 in census $242

CGC 9.6 · 13 in census $110

CGC 9.4 · 12 in census $62*

CGC 9.2 · 7 in census $44*

CGC 9.0 · 5 in census $36*

CGC 8.5 · 4 in census $29*

Show all 15 grades ▾

CGC 8.0 · 1 in census $20*

CGC 7.5 none in existence

CGC 7.0 · 1 in census $20*

CGC 6.5 none in existence

CGC 6.0 · 1 in census $20*

CGC 5.5 · 1 in census $20*

CGC 5.0 none in existence

CGC 4.5 none in existence

CGC 4.0 · 1 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

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Full credits

writer Jerry Siegel

artist Curt Swan

inker George Klein

letterer Milton Snapinn

cover pencils Curt Swan

cover inks George Klein

Reprints

↩ Reprints Action Comics #240 (1958), Adventure Comics #340 (1966)

Reprinted in The Legion of Super-Heroes Archives #12 (2003), DC Finest: Legion of Super-Heroes: Zap Goes the Legion #[nn] (2025)

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