Gurumin: A Monstrous Adventure
R5
RarityUncommon+
69
FunDecent
Market Value
Loose$21.57
CIB$37.75
New$61.16
Based on recent market activity.Updated Oct 23, 2026
Market Value
Loose$21.57
CIB$37.75
New$61.16
Based on recent market activity.Updated Oct 23, 2026
Gurumin: A Monstrous Adventure
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Current Market ValueLast updated Oct 23, 2026
Rarity
R5
Fun Factor
69
Value History
$42
$35
$27
$20
Jun 15
Jun 28
Jul 11
Jul 24
Aug 6
Aug 19
Sep 1
Sep 14
Sep 27
Oct 10
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
167899.69.810
1graded sale seen
Nerdy Rank
Nerdy Rank
Strategy
Fun Factor rank within this genre
#11
of 43
Rarity
Rarity rank among PlayStation Portable games
#126
of 602
Value
Market value rank among PlayStation Portable games
#73
of 602
Fun Factor
Fun Factor rank among PlayStation Portable games
#195
of 602
Fun FactorWork in progress
Top 33% of PlayStation Portable games
Fun Factor distribution across the PlayStation Portable library
Below 50
50-59
60-69
69
70-79
80-89
90-100
Scores higher than 67% of PlayStation Portable games.How it's scored
Game Details
Gurumin: A Monstrous Adventure is a strategy game for the PlayStation Portable, released in 2007. A loose copy sells for around $21, complete in box $37, and sealed $61. We rate it R5 (Uncommon+), findable on PSP with a little looking, with a Fun Factor of 69.
