Garry's Mod Achievements Here is the full list of all 29 Garry's Mod achievements. It takes around 200 hours to unlock all of the achievements on Windows.Filter Achievement View View Image viewList view Sort by TrueSteamAchievement desc TrueSteamAchievement asc Achievement name desc Achievement name asc TSA Ratio desc TSA Ratio asc Gamers desc Gamers asc Steam order Date won desc Date won asc Flag Filter All None 28 Online Mode 1 Offline Mode 24 Single Player 13 Cumulative + 1 Viral 4 Time Consuming 4 Community 3 Cumulative - 24 Cooperative 4 Time/Date 1 x10 Players Required Link flagsOR joinAND join Achievements without these flags What are achievement flags? Click to find outApply Play SingleplayerPlay singleplayer at least once 1 guidePlay MultiplayerPlay multiplayer at least once 1 guideStartup MilleniumStart Garry's Mod 1000 times 1 guideSecret PhraseSay the secret phrase 4 guidesAddictYou have wasted a year of your life playing GMod! 2 guidesMap LoaderPlay 20 different maps 1 guidePlay AroundPlay a gamemode that isn't sandbox 1 guideWar ZoneKilled 1000 Baddies 1 guideFriendlyPlay with 10 friends 1 guideYes, I am the real garry!Play on the same server as garry 2 guidesMarathonPlay on the same server & map for 8 hours 1 guideHalf MarathonPlay on the same server & map for 4 hours 1 guideOne Day24 hours of your life wasted 1 guideOne WeekOne whole week of your life wasted One MonthOne whole month of your life wasted Innocent BystanderKill 1000 innocent animals 1 guideBall EaterEat 200 balls 1 guideCreatorSpawn 5000 props PopperBurst 1000 balloons 1 guideDestroyerRemove 5000 things 1 guideMenu UserOpen the spawnmenu 100,000 times 1 guideBad CoderExperience 500 Lua programming errors 1 guideProcreatorSpawn 1000 NPCs 1 guideDollhouseSpawn 2000 ragdolls Bad FriendKill 1000 friendly NPCs 1 guide10 ThumbsYour Workshop uploads got 10 thumbs 100 ThumbsYour workshop uploads got 100 thumbs 1000 ThumbsYour Workshop uploads got 1000 thumbs 1 guideMega UploadGet 1000 thumbs on a single upload (then go to jail) 1 guide