I want make an overview about crossovers between chess and sudoku.
1-player
Chess Sudoku (The digits 1-8 and a chess piece in each row, column, and region. Each piece should attack the numbers 1-8 exactly once. (proposal, discussion and examples)
Slightly Modified Chess Sudoku (The digits 1-8 and a chess piece in each row, column, and region. Each piece can attack the numbers 1-8 exactly once.)
White Knight Sudoku (each row, column and box contains the digits 1-8, a white chess knight, no white knight attacks one other knight) (example)
Black Knight Sudoku (each row, column and box contains the digits 1-8 and a black chess knight, every knight attacks at least one other) (example)
Black and White Knight Sudoku (each row, column and box contains the digits 1-7, a black chess knight and a white chess knight, every black knight attacks at least one other black knight, no white knight attacks one other white knight) (example)
Knight and Queen Sudoku (each row, column and box contains the digits 1-8 and a white chess knight or a white queen (one per puzzle), no chess piece attacks one other) (example)
White Queen Sudoku (each row, column and box contains the digits 1-8, and a white chess queen, no white queen attacks one other queen)
Anti-Knight Sudoku (each row, column and box contains the digits 1-9, no digit is knight-move connected with the same digit) (example)
Anti-Knight Sudoku X (each row, column, box and both main diagonals contain the digits 1-9, no digit is knight-move connected with the same digit) (example)
1-player
2-player
- Sudoku Chess (rules)
- Sudoku War (rules, ZRF)
- Smythe Dakota's Sudoku Chess (rules)
Hints to other chess sudoku crossover are welcome.