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Captain America Annual #4 cover
Cover: Jack Kirby & Frank Giacoia

Captain America Annual #4

Aug 1977 · Marvel · 0.50 USD
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“The Great Mutant Massacre!”
★ 1st appearance — Slither
About this Issue

Captain America Annual #4 carries lasting significance as the debut of an entirely new Brotherhood of Evil Mutants — five previously unknown mutant characters (Burner, Lifter, Peeper, Shocker, and Slither) introduced by Jack Kirby — who went on to become the Mutant Force and later the Resistants, recurring antagonists in Defenders, Captain America, and beyond. The annual also marks one of the very rare crossover moments within Kirby's otherwise deliberately insular 1976–1977 Captain America run, grafting the then-ascendant mutant genre (driven by the rising popularity of the All-New, All-Different X-Men) onto Kirby's kinetic, science-fiction-inflected storytelling. Its self-contained plot — Captain America and Magneto answering the same newspaper classified ad to care for the symbiotic mutant pair Mr. One and Mr. Two — showcased Kirby's ability to construct genuinely novel character concepts even late in his Marvel tenure, even if those ideas were imperfectly executed. As the final annual of Kirby's entire run on the title, it closes a productive two-year chapter in the character's history and represents the last time the King would world-build within the Captain America corner of the Marvel Universe.

writer, artist Jack Kirby · inker John Verpoorten · inker John Tartaglione · colorist Roussos · letterer Novak · cover Jack Kirby, Frank Giacoia

ComicBooks.com Value

Our Model is In Beta
Raw (Fine) $7
CGC 9.8 · 35 in census $316
CGC 9.6 · 38 in census $90
CGC 9.4 · 34 in census $56
CGC 9.2 · 10 in census $39*
CGC 9.0 · 9 in census $32
CGC 8.5 · 10 in census $26*
Show all 13 grades
CGC 8.0 · 5 in census $24
CGC 7.5 · 3 in census $21*
CGC 7.0 · 5 in census $20*
CGC 6.5 none in existence
CGC 6.0 · 2 in census $20*
CGC 5.5 none in existence
CGC 5.0 · 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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History

Jack Kirby returned to Marvel in 1976 after five years at DC Comics, negotiating a deal that gave him full creative control over Captain America as writer, penciller, and editor, beginning with issue #193. The Annual #4 was written, drawn, and edited by Kirby and falls near the very end of that run — published on sale in May 1977 with a November 1977 cover date, slotted between Captain America #212 and #213. According to a commentary by Mark Waid in the Marvel Masterworks: Captain America Vol. 11 collection, the decision to use Magneto in the story was driven by editor-in-chief Archie Goodwin, who recognized the surge in mutant-related readership following the X-Men's revival; Waid noted that Kirby himself appeared less invested in Magneto specifically, as the villain's role could plausibly have been filled by a generic antagonist. Inkers John Verpoorten and John Tartaglione, colorist George Roussos, and letterer Jim Novak rounded out the production team.

Trivia · 8 facts

  • First appearance of the second Brotherhood of Evil Mutants, consisting of five new Kirby-created mutants: Burner (Byron Calley), Lifter (Ned Lathrop), Peeper (Peter Quinn), Shocker (Randall Darby), and Slither (Aaron Salomon).
  • First and only appearance of Mr. One and Mr. Two, a symbiotic mutant pair sharing a single consciousness across two radically different bodies; both characters die in this issue.
  • Written, pencilled, and edited entirely by Jack Kirby — one of only two Captain America annuals produced during his 1976–1977 return to Marvel (the other being Annual #3).
  • The story's title is 'The Great Mutant Massacre!'; the cover was pencilled by Kirby with inks by Frank Giacoia.
  • Archie Goodwin served as editor-in-chief (consulting editor) on the issue; inkers were John Verpoorten and John Tartaglione, with colors by George Roussos and lettering by Jim Novak.
  • The five Brotherhood members introduced here survived the issue and reappeared as the Mutant Force beginning in Defenders #78 (December 1979), then later became the Resistants in Captain America #343 (1988), making their debut here the origin point of a villain team with a publishing lifespan spanning decades.
  • The issue has been reprinted at least four times: in the trade paperback Captain America and the Falcon: The Swine (2006), Captain America by Jack Kirby (2010), a Spanish-language Marvel Gold edition (2017), and the Captain America Omnibus Vol. 4 (2023), as well as in Marvel Masterworks: Captain America Vol. 11 (2019).
  • On sale date was May 1977 (cover date: November 1977); the issue runs 34 pages at the Bronze Age cover price standard of the time.

Full credits

writer, artist Jack Kirby
colorist Roussos
letterer Novak
cover pencils Jack Kirby
cover inks Frank Giacoia

Reprints

↩ Reprints [Marvel Hostess Ads] #18 (1977)

Reprinted in Captain America and the Falcon: The Swine #[nn] (2006), Captain America by Jack Kirby #[nn] (2010), Essential Captain America #6 (2011), Marvel Gold. Capitán América #6 (2017), Marvel Masterworks: Captain America #11 (2019), Captain America by Jack Kirby Omnibus #[nn] (2020), Captain America Omnibus #4 (2024), Captain America Epic Collection #7 (2025), Biblioteca Marvel: Capitán América #17

Key issues in Captain America Annual

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