Pointing Down
- Thermometers
- Arrows
- Whisper lines
- Renban lines
The brief
Normal sudoku rules apply.
Along thermometers, digits must increase from the bulb end.
Digits along an arrow must sum to the digit in that arrow's circle.
Digits along a purple line are a set of consecutive, non-repeating digits in any order.
Adjacent digits along the orange line must differ by at least 4.