What is the estimated resale value of a loose copy?

A loose copy of Serpentine [Homebrew] is estimated to sell for $140.

How much is a sealed copy worth?

Sealed copies of Serpentine [Homebrew] are currently valued at $47.

Does the homebrew status affect the price?

The homebrew status is factored into the current valuation, with loose and sealed prices listed above.

Serpentine [Homebrew] — Atari 7800 Price & Value

Name: Serpentine [Homebrew] — Atari 7800 Price & Value
Brand: Atari

Atari 7800

What Serpentine [Homebrew] for Atari 7800 is worth — loose cart, complete in box, and sealed.

Serpentine [Homebrew] value — Loose $140 · Sealed (new) $47 · Graded (WATA/CGC) $52. Prices updated July 2026.

Platform · Atari 7800Publisher · AtariAgeGenre · Action & Adventure

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Complete-in-box price history

Monthly CIB value, based on sold comps.

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PriceCharting — Serpentine [Homebrew] (Atari 7800)

Game details

Brand: Atari
Platform: Atari 7800
Publisher: AtariAge
Genre: Action & Adventure

Serpentine [Homebrew] (Atari 7800) resale value

A loose copy of Serpentine [Homebrew] averages around $140. A complete-in-box (CIB) copy — game, box, and manual — runs about null, and a factory-sealed copy commands $47.

What drives the price

Condition is everything: a clean, unscratched label, an intact box without crushing, and the original manual can swing the value 30–50%. Test that the game works before you buy or sell.

Price guide

What this actually trades for — sold values by condition vs. what sellers are asking today

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Condition	Value	Based on
Loose	$140	eBay sold comps
Sealed (new)	$47	eBay sold comps
Graded (WATA/CGC)	$52	eBay sold comps

Frequently asked questions

What is the estimated resale value of a loose copy?: A loose copy of Serpentine [Homebrew] is estimated to sell for $140.
How much is a sealed copy worth?: Sealed copies of Serpentine [Homebrew] are currently valued at $47.
Does the homebrew status affect the price?: The homebrew status is factored into the current valuation, with loose and sealed prices listed above.