Concursion Demo Achievements Here is the full list of all 2 Concursion Demo achievements. It takes around 0-1 hour 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 What are achievement flags? Click to find outApply Totally OutrageousFound all four Gems in the demo. Speedy McSpeedersonBeat the demo in under 105 seconds.