Captain Britain #10

Dec 1976 · Marvel UK · 0.10 GBP

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About this Issue

Captain Britain #10 (cover-dated December 15, 1976) holds a specific and lasting place in Marvel history as the first cover appearance of Elizabeth "Betsy" Braddock — the character who would eventually become Psylocke, one of the X-Men's most enduring members and, decades later, the permanent bearer of the Captain Britain mantle. The issue also marks the final chapter of Chris Claremont's run on the title: issue #10 was the last instalment he wrote before Gary Friedrich took over, making it the closing statement of the foundational creative vision that planted nearly all of the Braddock family's narrative seeds. Within the story itself, the three Braddock siblings — Brian, Betsy, and Jamie — appear together for the first time as a unit, and Brian is forced to reveal his double identity as Captain Britain to both of his siblings under pressure, a plot pivot with long-term consequences for the entire family mythology.

Contains 3 stories

Dagger of the Mind!

7 pp · Superhero

In "Dagger of the Mind!", Brian must don the mantle of Captain Britain to confront his sister, now under a hypnotic spell, forcing him to reveal his secret identity to Betsy and Jamie. As the Braddock brothers seek help from Dr. Ramsey, they remain unaware that the doctor is secretly working for the sinister Dr. Synne.

Enter: The Watcher!

10 pp · Superhero

Against the Ultimate Annihilator!

7 pp · Spy

In "Against the Ultimate Annihilator!", Fury races against time to stop the Yellow Claw from stealing the Ultimate Annihilator, a weapon capable of annihilating life itself. With help from Jimmy Woo and Clay Quartermain, she tracks down a mysterious dragon statue—only to discover it’s a decoy, leaving her just moments too late to save three of the four scientists whose names unlock the weapon’s power. Now impersonating the final scientist, Fury faces the Claw in a desperate showdown, but his hypnotic grip and the deadly weapon’s power may be too much to overcome.

ComicBooks.com Value

Our Model is In Beta

Raw (Fine) $25

CGC 9.8 · 10 in census $712*

CGC 9.6 · 18 in census $239

CGC 9.4 · 25 in census $122

CGC 9.2 · 13 in census $93

CGC 9.0 · 9 in census $65

CGC 8.5 · 12 in census $65

Show all 14 grades ▾

CGC 8.0 · 4 in census $64

CGC 7.5 · 4 in census $46*

CGC 7.0 · 3 in census $39*

CGC 6.5 none in existence

CGC 6.0 · 1 in census $34*

CGC 5.5 · 1 in census $27*

CGC 5.0 · 1 in census $25*

CGC 4.5 · 1 in census $23*

* 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

The entire original Captain Britain weekly series was conceived and produced entirely by Marvel's American staff for a British audience — writer Chris Claremont (London-born and one of the few Anglophiles on staff), penciller Herb Trimpe (then living in Cornwall), inker Fred Kida, colorist Marie Severin, letterer Irving Watanabe, and editor Larry Lieber — with the finished pages shipped to the UK for publication. Each Captain Britain installment ran to only eight pages to fit the anthology format standard among British weeklies, and Trimpe later recalled the strips typically took him only a couple of days to draw. Issue #10 also ran a photo feature from Stan Lee's London book-signing for the reprint collection *Bring On the Bad Guys*, a promotional event that had been advertised since the first issue. Claremont's departure after this issue was his last contribution to the original weekly run, with Gary Friedrich stepping in from #11 onward.

Trivia · 8 facts

First cover appearance of Elizabeth "Betsy" Braddock (her first appearance in any form was Captain Britain #8; #10 is specifically her first cover appearance, per multiple sources).
First appearance of Dr. Ramsey, the physician at the Morder Research Centre who is secretly a mind-controlled agent of Dr. Synne — and, as later issues reveal, an operative of the Red Skull.
First appearance of the Morder Research Centre, the clinic that serves as a key location in the escalating Dr. Synne / Red Skull storyline across issues #8–20.
Brian Braddock is forced to transform into Captain Britain in front of both Betsy and Jamie to stop a mind-controlled Betsy from attacking them with a battleaxe, thereby revealing his secret identity to his entire surviving family.
Issue #10 is the final script by Chris Claremont on the original Captain Britain weekly; Gary Friedrich took over writing duties from issue #11.
Creative team: writer Chris Claremont, pencils Herb Trimpe, inks Fred Kida, colors Marie Severin, letters Irving Watanabe, cover by Larry Lieber — all American creators producing content for a British-exclusive weekly anthology.
The issue has been reprinted three times: in Captain Britain Vol. 1: Birth of a Legend (2011 Marvel), in True Believers: X-Men – Betsy Braddock #1 (December 2019, which collected Captain Britain #8–10), and in the Captain Britain Omnibus (2021 Marvel).
Dr. Synne (real name Christopher Thorn) is confirmed in this issue to be a mind-control villain operating under the influence of the Mastermind computer from Braddock Manor — an A.I. subplot that prefigures the later revelation that the Braddock parents were murdered by that same machine.