Free VSRG. Complete a 5 star song, FC any song, and get 500x combo. Secret achievement is a very low chance of appearing on relaunching the game. ~10 hours to 100%, depending on luck and skill.
Free VSRG. Complete a 5 star song, FC any song, and get 500x combo. Secret achievement is a very low chance of appearing on relaunching the game. ~10 hours to 100%, depending on luck and skill.
