Orbital Maneuvers

**Sudoku, Diagonal, Quadruples** - Standard sudoku rules apply: The digits 1 through 9 appear in every row, column, and box. - Diagonals: digits cannot repeat along the marked diagonals. - Quadruples: Each digit shown in a Quadruple circle must appear at least once in the four surrounding cells. Subscribe to our mailing list to receive a weekly email with all of our puzzles from the past week: https://missingdeck.net/mailing.html