Normal Sudoku rules apply. Place the digits 1-9 once each in every row, column, and 3x3 box.
Anti-king: No two cells that are a chess king’s move apart may contain the same digit.
Adjacent digits on a green line must have a difference of at least five:
Digits in silver coins must appear at least once in the four surrounding cells.
Digits separated by an X sum to ten. Digits separated by a V sum to five.
To Play:
SudokuPad