Full list of all 10 Marble Maid achievements.
The base game contains 7 achievements, and there is 1 DLC pack containing 3 achievements.
Finish a level without dying
Collect 150 dust bunnies
Collect 225 dust bunnies
Collect all 275 dust bunnies
Defeat Nega Maid for the first time
Defeat Nega Maid all five times
Unlock your first lewd CG
Finish a speedrun mode run
Beat all levels in hard mode
100% Complete all SLK levels