Alien Syndrome
R5
RarityUncommon+
56
FunAverage
Market Value
Loose$13.65
CIB$48.75
New—
Based on recent market activity.Updated Oct 23, 2026
Market Value
Loose$13.65
CIB$48.75
New—
Based on recent market activity.Updated Oct 23, 2026
Alien Syndrome
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Current Market ValueLast updated Oct 23, 2026
Rarity
R5
Fun Factor
56
Value History
$73
$51
$30
$8
Apr 9
Apr 28
May 18
Jun 7
Jun 27
Jul 16
Aug 5
Aug 25
Sep 14
Oct 4
Today
Rarity Insight
R5: Uncommon+
Shows up less often than most games, so expect to watch for one.
Platform Rarity DistributionHow rarity works
Graded ReportBeta
01
166.577.588.599.29.49.69.810
1graded sale seen
Nerdy Rank
#93
of 201
Genre
Fun Factor rank within this genre
#365
of 765
Rarity
Rarity rank among Nintendo NES games
#434
of 765
Value
Market value rank among Nintendo NES games
#469
of 765
Fun Factor
Fun Factor rank among Nintendo NES games
Nerdy Rank
Action & Adventure
Fun Factor rank within this genre
#93
of 201
Rarity
Rarity rank among Nintendo NES games
#365
of 765
Value
Market value rank among Nintendo NES games
#434
of 765
Fun Factor
Fun Factor rank among Nintendo NES games
#469
of 765
Fun FactorWork in progress
Top 62% of Nintendo NES games
Fun Factor distribution across the Nintendo NES library
Below 50
50-59
56
60-69
70-79
80-89
90-100
Scores higher than 38% of Nintendo NES games.How it's scored
Game Details
Alien Syndrome is an action & adventure game for the Nintendo NES, released in 1989, published by Tengen. A loose copy sells for around $13, and complete in box $48. We rate it R5 (Uncommon+), findable on NES with a little looking, with a Fun Factor of 56.
