Shuzzles · ShudokuThursday, 10 September 2026
DiabolicalSwordfish, XYZ- and W-Wings, unique rectangles. Still pure logic — but only just.
26 clues · difficulty rating 430 · 60 logical stepsTechniques: Pointing Pair/Triple ×2, Hidden Pair, Hidden Triple, W-WingPinch points: 5 (moments with only one move available) · average choices per step 5.5
shuzzles.co.uk/shudoku/2026-09-10/diabolical/