Smelting Iron Ore
- Killer cages
- Arrows
- Whisper lines
- Renban lines
The brief
Normal sudoku rules apply.
Digits in cages do not repeat, and sum to the given value.
Pink lines contain a set of consecutive digits in any order.
Digits along arrows sum to the digit in the attached circle.
Along green lines, adjacent digits differ by 5 or more.
R8C2 contains a digit smaller than 3. R8C9 contains an even digit.