Project Arrhythmia Achievements Here is the full list of all 19 Project Arrhythmia achievements.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 What are achievement flags? Click to find outApply AllWonNot wonWait is the sound off? 12 May 2026 - Add a guideHello, fellow researchers.Join the discord community. 18 December 2025 - Add a guidePerfection~Get a P rank in any level. 18 December 2025 - Add a guide[ Nanobot Model ] 18 December 2025 - Add a guide[ Fatal Exception ]Start the campaign. 18 December 2025 - Add a guideCreate your own story!Mess around in the level editor. 18 December 2025 - Add a guidePlay your own story!Play a custom level from the workshop. 18 December 2025 - Add a guide[ Para ] Locked - Add a guide[ Hebi ] Locked - Add a guide[ Torai ] Locked - Add a guide[ Hashi ] Locked - Add a guideAt least we finished...Get a D rank in any level. Locked - Add a guideView the credits! Locked - Add a guide[ Missed you, Hal ] Locked - Add a guide[ We Sink With the Ship ] Locked - Add a guide[ I Chose to Live ] Locked - Add a guide[ Nuclear Option ] Locked - Add a guide[ Bad Touch ] Locked - Add a guideCompletionist Locked - Add a guide