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Adventure Comics #341 cover
Cover: Curt Swan & Sheldon Moldoff

Adventure Comics #341

Feb 1966 · DC · 0.12 USD
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In "Colossal Boy's One-Man War, Part I: The Weirdo Legionnaire!", the Legion of Super-Heroes faces a bizarre threat from within, as Colossal Boy takes on a mission that tests his resolve in unexpected ways. Written and drawn by Henry Boltinoff in a story that showcases his distinctive style, this 1966 Adventure Comics installment delivers a quirky, character-driven tale that stands out even in the Silver Age. The cover, by Curt Swan and Sheldon Moldoff, captures the Legion's trademark flair with a dynamic, stylized image of the team in action.

Contains 4 stories
Colossal Boy's One-Man War, Part I: The Weirdo Legionnaire!
8.67 pp · Superhero
Legion of Super-Heroes [Mon-ElChameleon BoySuperboyLight LassBrainiac 5Cosmic BoyStar BoySun BoySaturn GirlTriplicate Girl [also as Duo Damsel]Lightning LadShrinking VioletMatter-Eater LadColossal BoyUltra BoyPhantom Girl]ComputoProty II [also as The Weirdo Legionnaire]Batman (cameo)Superman (cameo)Joker (cameo)

In "Colossal Boy's One-Man War, Part I: The Weirdo Legionnaire!", Colossal Boy finds himself isolated and adrift when the Legion goes underground to regroup after a devastating loss. Stranded and facing an unseen enemy, he must rely on his own strength and unorthodox methods to survive—proving that even the most unlikely hero can stand tall when the odds are stacked against him.

Untitled Humor story
0.67 pp · Humor, Anthropomorphic-Funny Animals, Superhero
Super-Turtle

Super-Turtle’s heroic rescue takes a bizarre turn when a sudden downpour sends him flying off—only to return moments later with an umbrella, insisting he wasn’t abandoning his duty, just protecting his new cape. The absurdity of the moment is pure 1966 humor, wrapped in the whimsical world of anthropomorphic animals and superhero antics.

Part II: The Strategy of Brainiac 5!
7.67 pp · Superhero
Legion of Super-Heroes [SuperboyShrinking VioletColossal BoyBrainiac 5Chameleon BoyMon-ElUltra BoyLight LassSaturn GirlCosmic BoyLightning LadInvisible KidDuo DamselSun Boy]ComputoBouncing Boy

In "Part II: The Strategy of Brainiac 5!", the Legionnaires go underground to regroup after the tragic loss of one of Triplicate Girl's bodies, facing the escalating danger posed by the rogue machine Computo. With tension high and stakes higher, Brainiac 5 leads the team in devising a bold plan to neutralize the threat—before it's too late.

Superboy's Moonlight Spell
8 pp · Superhero
Superboy

ComicBooks.com Value

Our Model is In Beta
Raw (VG) $12
CGC 9.8 · 1 in census $1,913
CGC 9.6 · 13 in census $516
CGC 9.4 · 11 in census $234
CGC 9.2 · 19 in census $131
CGC 9.0 · 8 in census $92*
CGC 8.5 · 7 in census $71
Show all 15 grades
CGC 8.0 · 5 in census $49*
CGC 7.5 · 5 in census $39*
CGC 7.0 · 4 in census $32*
CGC 6.5 · 1 in census $27*
CGC 6.0 · 1 in census $24*
CGC 5.5 · 1 in census $20*
CGC 5.0 · 2 in census $20*
CGC 4.5 none in existence
CGC 4.0 · 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

FINE $6.63 VG $7 VG $7.99 GOOD $9.23 VG $9.99 VG+ $10 VG+ $10 VG $11.2
Related listings we couldn't confirm as this exact issue · 74 total · seen 29 days ago

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Full credits

writer, artist, inker, letterer Henry Boltinoff
cover pencils Curt Swan
cover inks Sheldon Moldoff

Reprints

↩ Reprints Superboy #65 (1958)

Reprinted in Superboy #11/1967 (1967), Lynvingen #7/1968 (1968), Superboy #156 (1969), Superman #17/1969 (1969), Superman Supacomic #160 (1972), Legion of Super-Heroes #4 (1973), The Legion of Super-Heroes Archives #5 (1994), Showcase Presents: Legion of Super-Heroes #2 (2008), Legion of Super-Heroes: The Silver Age Omnibus #2 (2018), Stålpojken #8/1966

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