Global Defense
55
FunAverage
R2
RarityCommon
Market Value
Loose$6
Complete$14
New—
Based on recent market activityUpdated Sep 5, 2026
Market Value
Loose$6
Complete$14
New—
Based on recent market activityUpdated Sep 5, 2026
Global Defense
RARITY
R2
Common
Top 93% of Sega Master System
FUNFUN FACTOR
55
Average
Top 59% of Sega Master System
MARKET VALUEUpdated Sep 5, 2026
Apr 11
Apr 26
May 11
May 26
Jun 10
Jun 24
Jul 9
Jul 24
Aug 8
Aug 23
Today
Complete value historyBased on recent market activity
Listings
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Value History
$17
$13
$9
$4
Apr 11
Apr 26
May 11
May 26
Jun 10
Jun 24
Jul 9
Jul 24
Aug 8
Aug 23
Today
Rarity Insight
R2 on the rarity scale (R1 - R10)
We see these listed constantly, in a multitude of conditions.
Platform Rarity DistributionHow rarity works
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
0123
367899.69.810
3graded copies seen
Item Details
Global Defense is a shooter game for the Sega Master System, released in 1987. A loose copy sells for around $6, and complete in box $14. We rate it R2 (Common), among the easier Master System games to find, with a Fun Factor of 55.
