How much is Alien Syndrome (NES) worth?

Alien Syndrome for NES is worth $55.84 on average for a complete-in-box (CIB) copy, based on recent eBay sold listings.

Is Alien Syndrome going up or down in price?

The price is trending down — it was $59.34 30 days ago and is $55.84 now, a $3.50 decrease.

How does the 100 Coins price compare to PriceCharting?

PriceCharting publishes one price per condition for Alien Syndrome on Nintendo NES. 100 Coins computes its own average from the individual eBay sold listings it tracks for this exact edition, weighted so recent sales count for more — which is why the two differ.

Where does 100 Coins get its price data?

All prices on 100 Coins come from real eBay sold listings — actual completed transactions, not asking prices or estimates. Prices are updated daily.

Alien Syndrome

NES

2.1xSales / Listing Ratio 70Annual Sales 34Active Listings

Condition Cost paid ($) Date purchased

PriceCharting ↗ IGDB ↗

Details ↓

Raw name Alien Syndrome UPC 031763101123 ASIN B000FJCTCI eBay EPID 6276 Region NTSC_U

Alien Syndrome NES price & price history

The average CIB price for Alien Syndrome (NES) was $59.34 30 days ago and is $55.84 now — down $3.50. Real-market prices from eBay sold listings, updated daily — see the full price chart above.

Frequently asked questions

How much is Alien Syndrome (NES) worth?: Alien Syndrome for NES is worth $55.84 on average for a complete-in-box (CIB) copy, based on recent eBay sold listings.
Is Alien Syndrome going up or down in price?: The price is trending down — it was $59.34 30 days ago and is $55.84 now, a $3.50 decrease.
How does the 100 Coins price compare to PriceCharting?: PriceCharting publishes one price per condition for Alien Syndrome on Nintendo NES. 100 Coins computes its own average from the individual eBay sold listings it tracks for this exact edition, weighted so recent sales count for more — which is why the two differ. Both numbers are shown on every condition card above.
Where does 100 Coins get its price data?: All prices on 100 Coins come from real eBay sold listings — actual completed transactions, not asking prices or estimates. Prices are updated daily.

Source	Date	Price	Completeness	Description
eBay	2026-08-21	$9.50	Game Only	Alien Syndrome (Nintendo Entertainment System, 1988) Tengen game Only
eBay	2026-08-12	$54.99	CIB	Alien Syndrome (Nintendo NES) Complete in Box CIB
eBay	2026-08-03	$49.99	CIB	Alien Syndrome Nintendo NES Complete TENGEN CIB
eBay	2026-05-11	$133.50	CIB	ALIEN SYNDROME Nintendo NES Game Complete In Box Authentic!
eBay	2026-05-11	$66.98	CIB	#885 ALIEN SYNDROME Nintendo NES Complete in Box CIB - NEAR MINT
eBay	2026-04-18	$29.74	CIB	Alien Syndrome Nintendo NES Complete in Box CIB Tested & Working
eBay	2026-04-16	$34.95	CIB	Alien Syndrome Nintendo NES Complete in Box CIB Tested & Working
eBay	2026-04-11	$16.95	Game Only	NES Alien Syndrome Cart Only Tengen
eBay	2026-04-07	$59.99	CIB	Alien Syndrome (Nintendo NES) Complete in Box w/ Reg CIB
eBay	2026-03-09	$15.99	Game Only	Alien Syndrome (Nintendo Entertainment System, NES 1988) Cart only. Tested!!!

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