Setter is Branko Ćeranić

Branko Ćeranić has produced classic sudokus for Mark to speed run. His first feature on CTC is Mark v Clock 1 Classic.

Selecting a sudoku title will allow you to play it, selecting Simon or Mark image next to the title will allow you to watch it.

  • Mark v Clock 7 Classic Mark
  • Mark v Clock 5 Classic Mark
  • Mark v Clock 4 Classic Mark
  • Mark v Clock 3 Classic Mark
  • Mark v Clock 2 Classic Mark
  • Mark v Clock 1 Classic Mark
  • Mark v Clock 1 Diagonal Mark