Garry's Mod achievements
1,156
(290)

Garry's Mod

3.8 from 177 votes

There are a maximum of 29 Garry's Mod achievements (15 without DLC) worth 1,156

6,549 tracked gamers have this game, 51 have completed it (0.78%)

Achievement Details

Half Marathon in Garry's Mod

Half Marathon23

Play on the same server & map for 4 hours

  • Unlocked by 1,207 tracked gamers (18% - TSA Ratio = 2.32) 6,549  
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