Advanced cases
Hard Detecsudoku Cases
Play Senior and Mastermind Detecsudoku cases with denser visual clue chains and tougher scene deduction.
Senior Detective
6x6
The Scoreboard Bell
The gym scoreboard rings during rehearsal even though nobody is near the controls.
Gym16 min6 characters
Open case
Mastermind
6x6
The Office Seal
The official office seal vanishes before certificates are signed. The office scene still has the answer.
Principal's Office18 min6 characters
Open case
Senior DetectiveMastermind