Altered Beast: Guardian of the Realms
44
FunBelow Average
R5
RarityUncommon+
Market Value
Loose$21
Complete$88
New—
Based on recent market activityUpdated Sep 5, 2026
Market Value
Loose$21
Complete$88
New—
Based on recent market activityUpdated Sep 5, 2026
Altered Beast: Guardian of the Realms
RARITY
R5
Uncommon+
Top 50% of Game Boy Advance
FUNFUN FACTOR
44
Below Average
Top 78% of Game Boy Advance
MARKET VALUEUpdated Sep 5, 2026
May 10
May 22
Jun 2
Jun 14
Jun 26
Jul 8
Jul 20
Aug 1
Aug 13
Aug 25
Today
Loose value historyBased on recent market activity
Listings
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Value History
$93
$67
$41
$15
May 10
May 22
Jun 2
Jun 14
Jun 26
Jul 8
Jul 20
Aug 1
Aug 13
Aug 25
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
0Total Copies
Owned
Owned
ConditionCopiesPercent
Loose
00.0%Complete (CIB)
00.0%New / Sealed
00.0%Graded
00.0%Based on 0 collectors with this game in their collectionView My Collection
Graded Report
012
267899.69.810
2graded copies seen
Item Details
Altered Beast: Guardian of the Realms is an action & adventure game for the Game Boy Advance, released in 2002. A loose copy sells for around $21, and complete in box $88. We rate it R5 (Uncommon+), findable on GB Advance with a little looking, with a Fun Factor of 44.
