Corrupted Demo Achievements Here is the full list of all 5 Corrupted Demo achievements.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 Key to the AbyssAcquired the Trefoil Key. Piece By PieceDismembered an enemy’s leg, arm, or head. Graveyard ShiftEnded all the undead. Shock and AweSolved the fusebox puzzle and restored power to the mansion. UnscathedCompleted the demo without using any healing items.