Mind Blown by this Loop Sudoku
1:00:55
A "Phenomenal" Sudoku
1:05:01
A New Type Of Sudoku Line!
53:12
The "Empty Grid" Sudoku
29:21
Seeking Squares in the Fog
53:48
A Phistomefel-ian Miracle Sudoku
58:45
How Hard Can A 4x4 Sudoku Be?
1:15:12
The Ultimate "Don't Repeat A Prime Number"
1:02:12