Dumpy & Bumpy Achievements Here is the full list of all 12 Dumpy & Bumpy 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 wonWorld 1 Complete!Complete World 1 10 November 2025 - Add a guideWorld 2 Complete!Complete World 2 Locked - Add a guideWorld 3 Complete!Complete World 3 Locked - Add a guideWorld 4 Complete!Complete World 4 Locked - Add a guideWorld 5 Complete!Complete World 5 Locked - Add a guideWorld 6 Complete!Complete World 6 Locked - Add a guideWorld 7 Complete!Complete World 7 Locked - Add a guideWorld 8 Complete!Complete World 8 Locked - Add a guideSpeedy!Beat All Level Par Times Locked - Add a guideGhast Baster!Defeat the Ghostlord in 1:30 or Less! Locked - Add a guideLong HaulSurvive a Level for 6 Minutes Locked - Add a guide100 Percenter!Unlocked All Trophies Locked - Add a guide