Chime Super Deluxe
12 Achievements
PS3
Clean Freak
Attain 100% coverage in any Time Mode or Co-op Mode level without losing your multiplier
2.9%
How to unlock the Clean Freak achievement in Chime Super Deluxe - Definitive Guide
Follow 'Centurion' description and be sure to make your quads on non-covered spots of the grid.
Important note: You must have more than a 100% coverage to unlock the trophy. Be sure to make at least another quad once you have reached stage 2 (or 100% coverage) and you will get the trophy. (Thank you to bettisb for pointing this out)