J.J. & Jeff
R3
RarityCommon+
48
FunMediocre
Market Value
Loose$31.78
CIB$44.08
New—
Based on recent market activity.Updated Oct 23, 2026
Market Value
Loose$31.78
CIB$44.08
New—
Based on recent market activity.Updated Oct 23, 2026
J.J. & Jeff
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Current Market ValueLast updated Oct 23, 2026
Rarity
R3
Fun Factor
48
Value History
$48
$42
$36
$30
Jun 15
Jun 28
Jul 11
Jul 24
Aug 6
Aug 19
Sep 1
Sep 14
Sep 27
Oct 10
Today
Rarity Insight
R3: Common+
Regularly available, though less frequently than the most common games.
Platform Rarity DistributionHow rarity works
Graded ReportBeta
No graded sales yet. The report will show once one sells.
Nerdy Rank
#3
of 3
Genre
Fun Factor rank within this genre
#64
of 89
Rarity
Rarity rank among TurboGrafx-16 games
#63
of 89
Value
Market value rank among TurboGrafx-16 games
#63
of 89
Fun Factor
Fun Factor rank among TurboGrafx-16 games
Nerdy Rank
Platformer
Fun Factor rank within this genre
#3
of 3
Rarity
Rarity rank among TurboGrafx-16 games
#64
of 89
Value
Market value rank among TurboGrafx-16 games
#63
of 89
Fun Factor
Fun Factor rank among TurboGrafx-16 games
#63
of 89
Fun FactorWork in progress
Top 71% of TurboGrafx-16 games
Fun Factor distribution across the TurboGrafx-16 library
Below 50
48
50-59
60-69
70-79
80-89
90-100
Scores higher than 29% of TurboGrafx-16 games.How it's scored
Game Details
J.J. & Jeff is a platformer game for the TurboGrafx-16, released in 1990, published by NEC. A loose copy sells for around $31, and complete in box $44. We rate it R3 (Common+), among the easier TG-16 games to find, with a Fun Factor of 48.
