- All sudoku rules are applied and the whole cube also has only one solution, so it's really intuitive for a regular sudoku player;
- Practice every day and keep your brain sharp;
- Infinite 2x2 puzzles if you just want to warm up your brain before work;
- Infinite easy 3x3 puzzles if you want to challenge yourself before your next meeting;
- Infinite hard 3x3 puzzles if you are a experienced Sudoku player and have enough time available;
- A single souls-like 4x4 puzzle if you feel fearless and think that nothing can harm your brain! Do not try to start this level if you are not willing to spend hours facing a single puzzle. Risk of brain melting and severe damage to your self-esteem. You declare that you take full responsibility for your choice.
in progress...
