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 Won first then 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 AllWonNot wonPlay SingleplayerPlay singleplayer at least once 06 March 2014 - 1 guideStartup MilleniumStart Garry's Mod 1000 times 06 March 2014 - 1 guideSecret PhraseSay the secret phrase 06 March 2014 - 4 guidesAddictYou have wasted a year of your life playing GMod! 06 March 2014 - 2 guidesWar ZoneKilled 1000 Baddies 06 March 2014 - 1 guideFriendlyPlay with 10 friends 06 March 2014 - 1 guideYes, I am the real garry!Play on the same server as garry 06 March 2014 - 2 guidesMarathonPlay on the same server & map for 8 hours 06 March 2014 - 1 guideHalf MarathonPlay on the same server & map for 4 hours 06 March 2014 - 1 guideOne WeekOne whole week of your life wasted 06 March 2014 - Add a guideOne MonthOne whole month of your life wasted 06 March 2014 - Add a guideInnocent BystanderKill 1000 innocent animals 06 March 2014 - 1 guideBall EaterEat 200 balls 06 March 2014 - 1 guideCreatorSpawn 5000 props 06 March 2014 - Add a guidePopperBurst 1000 balloons 06 March 2014 - 1 guideDestroyerRemove 5000 things 06 March 2014 - 1 guideMenu UserOpen the spawnmenu 100,000 times 06 March 2014 - 1 guideProcreatorSpawn 1000 NPCs 06 March 2014 - 1 guideDollhouseSpawn 2000 ragdolls 06 March 2014 - Add a guideBad FriendKill 1000 friendly NPCs 06 March 2014 - 1 guide10 ThumbsYour Workshop uploads got 10 thumbs 06 March 2014 - Add a guide100 ThumbsYour workshop uploads got 100 thumbs 06 March 2014 - Add a guide1000 ThumbsYour Workshop uploads got 1000 thumbs 06 March 2014 - 1 guideMega UploadGet 1000 thumbs on a single upload (then go to jail) 06 March 2014 - 1 guideOne Day24 hours of your life wasted 19 January 2014 - 1 guideBad CoderExperience 500 Lua programming errors 22 November 2013 - 1 guideMap LoaderPlay 20 different maps 22 November 2013 - 1 guidePlay AroundPlay a gamemode that isn't sandbox 21 November 2013 - 1 guidePlay MultiplayerPlay multiplayer at least once 21 November 2013 - 1 guide