Classic Concentration
54
FunAverage
R5
RarityUncommon+
Market Value
Loose$11
Complete$27
New—
Based on recent market activityUpdated Sep 5, 2026
Market Value
Loose$11
Complete$27
New—
Based on recent market activityUpdated Sep 5, 2026
Classic Concentration
RARITY
R5
Uncommon+
Top 55% of Nintendo NES
FUNFUN FACTOR
54
Average
Top 66% of Nintendo NES
MARKET VALUEUpdated Sep 5, 2026
Apr 9
Apr 23
May 8
May 23
Jun 7
Jun 22
Jul 7
Jul 22
Aug 6
Aug 21
Today
Loose value historyBased on recent market activity
Listings
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Value History
$33
$25
$17
$9
Apr 9
Apr 23
May 8
May 23
Jun 7
Jun 22
Jul 7
Jul 22
Aug 6
Aug 21
Today
Rarity Insight
R5 on the rarity scale (R1 - R10)
We see these less often than the typical game on this platform.
Platform Rarity DistributionHow rarity works
Nerdy Rank
Nerdy Rank
Ownership Breakdown
1Total Copies
Owned
Owned
ConditionCopiesPercent
Loose
1100.0%Complete (CIB)
00.0%New / Sealed
00.0%Graded
00.0%Based on 1 collector with this game in their collectionView My Collection
Graded Report
012
267899.49.69.810
2graded copies seen
Item Details
Classic Concentration is an action & adventure game for the Nintendo NES, released in 1988, published by GameTek. A loose copy sells for around $11, and complete in box $27. We rate it R5 (Uncommon+), findable on NES with a little looking, with a Fun Factor of 54.
