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Marvel Two-in-One #64 cover
Cover: George Pérez & Gene Day

Marvel Two-in-One #64

Jun 1980 · Marvel · 0.40 USD
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“The Serpent Crown Affair! Part One from the Depths”
★ 1st appearance — Anaconda★ 1st appearance — Black Mamba
About this Issue

Marvel Two-in-One #64 is the birthplace of four characters who would go on to become some of Marvel's most durable snake-themed villains: Sidewinder (Seth Voelker), Anaconda (Blanche Sitznski), Black Mamba (Tanya Sealy), and Death Adder (Roland Burroughs) all make their first appearances here as the newly assembled Serpent Squad, a Roxxon Oil-backed operative team sent to recover the mystical Serpent Crown. These four characters seeded the formation of the much larger Serpent Society — one of Marvel's most structurally inventive villain factions, organized like a trade union with profit-sharing and mutual protection — which debuted in Captain America #310 (1985). The issue also carries significant personal stakes for Ben Grimm, as it contains his decision to break up with Alicia Masters out of fear for her safety, a plot thread that rippled through the series until their reconciliation in issue #70. The entire three-issue Serpent Crown Affair that begins here was later reprinted in the collected edition Thing: The Serpent Crown Affair, affirming the arc's lasting importance to both the Thing's solo history and the villain landscape of the Bronze Age Marvel Universe.

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writer Mark Gruenwald · writer Ralph Macchio · artist George Pérez · artist, inker Gene Day · colorist Gaff · colorist Sean · letterer John Costanza · cover George Pérez, Gene Day

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History

The story — titled 'The Serpent Crown Affair, Part One: From the Depths' — was scripted by Mark Gruenwald and Ralph Macchio, with George Pérez providing pencil breakdowns and Gene Day completing the finished art, under editor Jim Salicrup and editor-in-chief Jim Shooter; the issue carried a June 1980 cover date. Gruenwald and Macchio were a productive creative pairing on Marvel Two-in-One at this time, and the Serpent Crown arc represented their most ambitious contribution to the title, tying the book into the established lore of the Serpent Crown artifact while simultaneously building a new villain architecture from scratch. The four Serpent Squad members created here were all conceived as Roxxon Oil operatives — an extension of Marvel's ongoing use of a corrupt corporate entity as a recurring institutional antagonist — and the decision to root their origin in scientific body modification rather than magic gave the team a distinct, grounded identity that would later make Sidewinder's trade-union concept for the Serpent Society feel logically credible.

Trivia · 8 facts

  • First appearance of Sidewinder (Seth Voelker), created by Mark Gruenwald and Ralph Macchio, with art by George Pérez and Gene Day (June 1980).
  • First appearance of Anaconda (Blanche Sitznski), Black Mamba (Tanya Sealy), and Death Adder (Roland Burroughs) — all created by Gruenwald and Macchio — also in this issue, as cameo/first appearances of the new Serpent Squad.
  • First appearance of the Serpent Squad in this configuration; the Squad was assembled by the Roxxon Oil Company to retrieve the Serpent Crown from the floor of the Pacific Ocean.
  • The issue opens with Ben Grimm ending his relationship with Alicia Masters due to fears over her safety — a story beat that played out across several subsequent issues before the couple reconciled in Marvel Two-in-One #70.
  • Stingray (Walter Newell) co-stars as he and colleague Henry Croft seek Reed Richards' help in curing Hydrobase inhabitants mutated into amphibians by Doctor Hydro — a subplot connecting to earlier Sub-Mariner continuity.
  • The Grapplers (Titania, Letha, Screaming Mimi, Poundcakes) appear in flashback/recap only, having been introduced in Marvel Two-in-One #54.
  • This issue is Part One of a three-part story arc (issues #64–66) that was later collected in the Marvel Premiere Classic trade paperback Thing: The Serpent Crown Affair (2012), which also includes Marvel Two-in-One #67 and Marvel Team-Up Annual #5.
  • Sidewinder's MCU debut came in Captain America: Brave New World (2025), portrayed by Giancarlo Esposito, bringing significant renewed attention to this issue as the character's point of origin.

Cast · 30 characters

Full credits

artist, inker Gene Day
colorist Gaff
colorist Sean
letterer John Costanza
cover pencils George Pérez
cover inks Gene Day

Full plot ⚠ may contain spoilers

▸ Reveal full plot — may contain spoilers

Stingray and Dr. Croft contact Reed Richards to find a cure for Croft's amphibious condition. Thing decides to help Stingray investigate an oil rig.

Plot details indexed by the Grand Comics Database (CC BY-SA).

Key issues in Marvel Two-in-One

Variants (2)

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