Setter is Serhii Tyshchenko

Serhii Tyshchenko has produced Thermo and Arrow variants. His first feature on CTC is 2021 Thermo Sudoku.

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.

  • Palindrome Sudoku Mark
  • Squid Mark
  • Tricky but Approachable Mark
  • Unique Arrow Sudoku Mark
  • The Heat is On Mark
  • 2021 Thermo Sudoku Mark