Garry's Mod achievements
1,104
(290)

Garry's Mod

3.8 from 200 votes

There are a maximum of 29 Garry's Mod achievements worth 1,104

7,339 tracked gamers have this game, 57 have completed it (0.78%)

Achievement Details

Marathon in Garry's Mod

Marathon31

Play on the same server & map for 8 hours

  • Unlocked by 779 tracked gamers (11% - TSA Ratio = 3.06) 7,339  
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