Shuzzles · ShudokuTuesday, 8 September 2026
DiabolicalSwordfish, XYZ- and W-Wings, unique rectangles. Still pure logic — but only just.
26 clues · difficulty rating 430 · 61 logical stepsTechniques: Hidden Pair ×2, Pointing Pair/Triple, Simple Colouring ×2, W-WingPinch points: 8 (moments with only one move available) · average choices per step 6.1
shuzzles.co.uk/shudoku/2026-09-08/diabolical/