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 wonStartup MilleniumStart Garry's Mod 1000 times 28 May 2014 - 1 guideSecret PhraseSay the secret phrase 28 May 2014 - 4 guidesAddictYou have wasted a year of your life playing GMod! 28 May 2014 - 2 guidesFriendlyPlay with 10 friends 28 May 2014 - 1 guideYes, I am the real garry!Play on the same server as garry 28 May 2014 - 2 guidesMarathonPlay on the same server & map for 8 hours 28 May 2014 - 1 guideHalf MarathonPlay on the same server & map for 4 hours 28 May 2014 - 1 guideOne WeekOne whole week of your life wasted 28 May 2014 - Add a guideOne MonthOne whole month of your life wasted 28 May 2014 - Add a guideCreatorSpawn 5000 props 28 May 2014 - Add a guidePopperBurst 1000 balloons 28 May 2014 - 1 guideDestroyerRemove 5000 things 28 May 2014 - 1 guideMenu UserOpen the spawnmenu 100,000 times 28 May 2014 - 1 guideDollhouseSpawn 2000 ragdolls 28 May 2014 - Add a guideBad FriendKill 1000 friendly NPCs 28 May 2014 - 1 guide10 ThumbsYour Workshop uploads got 10 thumbs 28 May 2014 - Add a guide100 ThumbsYour workshop uploads got 100 thumbs 28 May 2014 - Add a guide1000 ThumbsYour Workshop uploads got 1000 thumbs 28 May 2014 - 1 guideMega UploadGet 1000 thumbs on a single upload (then go to jail) 28 May 2014 - 1 guideInnocent BystanderKill 1000 innocent animals 21 November 2013 - 1 guideOne Day24 hours of your life wasted 24 November 2012 - 1 guideWar ZoneKilled 1000 Baddies 22 November 2012 - 1 guideMap LoaderPlay 20 different maps 14 November 2012 - 1 guideBad CoderExperience 500 Lua programming errors 09 November 2012 - 1 guideProcreatorSpawn 1000 NPCs 07 November 2012 - 1 guideBall EaterEat 200 balls 06 November 2012 - 1 guidePlay AroundPlay a gamemode that isn't sandbox 03 November 2012 - 1 guidePlay MultiplayerPlay multiplayer at least once 03 November 2012 - 1 guidePlay SingleplayerPlay singleplayer at least once 02 November 2012 - 1 guide