Logic Masters Deutschland e.V.

Rules

• Place digits 1-9 in each row, column and box without repeats.
• Pro-Knight: A digit in an unshaded cell must be connected to at least one other identical digit placed anywhere in the grid, by a knight's move.
• Toroidal Grid : Exting the grid through an edge brings you back inside through the opposite edge. For exmple. R2C2 and R9C3 are a knights move away from each other.
• Slow Thermometers: Digits must not decrease from bulb to the end on Slow Thermometers.

Play online in Sudokupad.