Kurantenie
Has at least 1 featured level
Solved a Cytoid ARG
Play Intro in ranked mode.
Attain the perfect score on any level.
Attain the perfect score on 3 levels.
Attain the perfect score on 10 levels.
Attain a score of 999000+ on any level.
Attain a score of 999000+ on 10 levels.
Attain a score of 999000+ on 50 levels.
Get 1000 combo on any level.
Get 2000 combo on any level.
Reach 100 ranked plays.
At least you now own this achievement.
Solved the Halloween ARG.