Deadlings: Rotten Edition Achievements Here is the full list of all 32 Deadlings: Rotten Edition 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 wonIMPOSIBRUUUUU !!!Complete all levels in Nightmare Mode with maximum rank. 09 November 2025 - Add a guideNightmare 04Complete 60 levels in Nightmare Mode. 09 November 2025 - Add a guideNightmare 03Complete 45 levels in Nightmare Mode. 06 November 2025 - Add a guideBonus Level 02Complete all bonus levels with maximum rank. 05 November 2025 - Add a guideNightmare 02Complete 20 levels in Nightmare Mode. 04 November 2025 - Add a guideBonus Level 01Complete all bonus levels. 04 November 2025 - Add a guideSimply the best.Complete bonus level 10. 04 November 2025 - Add a guideMasterComplete all levels in Normal Mode with maximum rank. 24 October 2025 - Add a guidePhase 04Complete phase 4. 24 October 2025 - Add a guideStar collector 04Collect 200 stars. 24 October 2025 - Add a guideTechnology 4Discover a crazy mutators. 24 October 2025 - Add a guidePhase 03Complete phase 3. 22 October 2025 - Add a guideTechnology 3Discover a freezing freezers. 22 October 2025 - Add a guideStar collector 03Collect 150 stars. 22 October 2025 - Add a guideTechnology 2Discover an awesome portals! 22 October 2025 - Add a guidePhase 02Complete phase 2. 21 October 2025 - Add a guideStar collector 02Collect 100 stars. 21 October 2025 - Add a guidePacifistFinish 20 levels without killing a single zombie. 20 October 2025 - Add a guideTechnology 1Discover a deadly lasers. 20 October 2025 - Add a guideSomething lazy.Unlock the Lazybrain. 20 October 2025 - Add a guidePhase 01Complete phase 1. 20 October 2025 - Add a guideBRAAAAAAAAAAAAAINS !!!Collect 800 brains. 20 October 2025 - Add a guideKamikadzeKill the zombie with the other zombie. 20 October 2025 - Add a guideSpecialist 02Complete level 14 in less than 10 seconds. 20 October 2025 - Add a guideStar collector 01Collect 50 stars. 19 October 2025 - Add a guideBRAAAAAINS !!Collect 400 brains. 18 October 2025 - Add a guideSomething smelly.Unlock the Gasfat. 18 October 2025 - Add a guideGrim ReaperKill over 100 zombies. 18 October 2025 - Add a guideBRAAINS !Collect 150 brains. 18 October 2025 - Add a guideNightmare 01Complete 5 levels in Nightmare Mode. 18 October 2025 - Add a guideSpecialist 01Complete level 04 using one zombie. 18 October 2025 - Add a guideSomething sticky.Unlock the Creep. 08 February 2016 - Add a guide