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 December 2013 - 1 guideAddictYou have wasted a year of your life playing GMod! 28 December 2013 - 2 guidesWar ZoneKilled 1000 Baddies 28 December 2013 - 1 guideFriendlyPlay with 10 friends 28 December 2013 - 1 guideYes, I am the real garry!Play on the same server as garry 28 December 2013 - 2 guidesMarathonPlay on the same server & map for 8 hours 28 December 2013 - 1 guideHalf MarathonPlay on the same server & map for 4 hours 28 December 2013 - 1 guideOne WeekOne whole week of your life wasted 28 December 2013 - Add a guideOne MonthOne whole month of your life wasted 28 December 2013 - Add a guideInnocent BystanderKill 1000 innocent animals 28 December 2013 - 1 guideBall EaterEat 200 balls 28 December 2013 - 1 guideCreatorSpawn 5000 props 28 December 2013 - Add a guidePopperBurst 1000 balloons 28 December 2013 - 1 guideDestroyerRemove 5000 things 28 December 2013 - 1 guideMenu UserOpen the spawnmenu 100,000 times 28 December 2013 - 1 guideDollhouseSpawn 2000 ragdolls 28 December 2013 - Add a guide10 ThumbsYour Workshop uploads got 10 thumbs 28 December 2013 - Add a guide100 ThumbsYour workshop uploads got 100 thumbs 28 December 2013 - Add a guide1000 ThumbsYour Workshop uploads got 1000 thumbs 28 December 2013 - 1 guideMega UploadGet 1000 thumbs on a single upload (then go to jail) 28 December 2013 - 1 guideSecret PhraseSay the secret phrase 24 December 2013 - 4 guidesBad FriendKill 1000 friendly NPCs 24 December 2013 - 1 guideProcreatorSpawn 1000 NPCs 24 December 2013 - 1 guideOne Day24 hours of your life wasted 23 December 2013 - 1 guideMap LoaderPlay 20 different maps 23 December 2013 - 1 guideBad CoderExperience 500 Lua programming errors 01 December 2013 - 1 guidePlay AroundPlay a gamemode that isn't sandbox 30 November 2013 - 1 guidePlay MultiplayerPlay multiplayer at least once 30 November 2013 - 1 guidePlay SingleplayerPlay singleplayer at least once 30 November 2013 - 1 guide