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About the character
Alec Holland's murder and transformation into Swamp Thing produced one of DC's most literary characters — a plant elemental rather than a man trapped in a plant body. First appeared in House of Secrets #92.
Selling your House of Secrets #92 — quick answers
Where did Swamp Thing first appear?
Swamp Thing first appeared in House of Secrets #92 (1971). Alec Holland's murder and transformation into Swamp Thing produced one of DC's most literary characters — a plant elemental rather than a man trapped in a plant body. First appea…
How do I get a valuation for my copy of House of Secrets #92?
Send us a few photos (front cover, back cover, and spine) using our enquiry form. One of our specialist buyers will respond, usually the same working day, with a clear cash offer or any follow-up questions we need answered.
Do you buy first appearances in any condition?
Yes — we buy across the full condition spectrum from reading copies to CGC-certified slabs. The offer reflects the actual grade, and we will always explain our reasoning. There is no pressure and no obligation.
Selling your Swamp Thing first appearance?
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