Artisanal Sudoku, Volume 194

1. Gauge

• Normal sudoku rules apply (fill each row, column, and 3x3 box with the digits 1-9 once each), and all clues are standard.

• Diagonal sums: numbers outside the grid give the sum of the digits along the indicated diagonal. These digits can repeat if allowed by other rules.

• Renban lines: purple lines contain a non-repeating set of consecutive digits in any order.

• Very rough difficulty estimate: 3/10

Play online: SudokuPad

New to variant sudoku? Check out these beginner-friendly guides to cages and other popular rulesets.

---

2. Four-Pack

• Normal sudoku rules apply (fill each row, column, and 3x3 box with the digits 1-9 once each).

• Clones: the shaded regions contain the same digits in the same relative positions.

• Arrows: the sum of the digits along an arrow is equal to the digit in the connected circle.

• German whispers: along green lines, digits differ from their neighbors by at least 5.

• Very rough difficulty estimate: 4/10

Play online: SudokuPad

---

3. Bountiful

• Normal sudoku rules apply (fill each row, column, and 3x3 box with the digits 1-9 once each), and all clues are standard.

• Digits cannot repeat on the indicated diagonals.

• Cages: the sum of the digits inside each cage is equal to the small number in the top left corner.

• Renban lines: purple lines contain a non-repeating set of consecutive digits in any order.

• Very rough difficulty estimates: 8/10, 6/10

Play online: SudokuPad | unshaded

Extra clues: SudokuPad | unshaded

---

Some other puzzles I enjoyed this week:

• Hyperspace, by Katie Splendor

• Dutch Flat Mates (Tessellation), by aqjhs

• Kritzeleien, by Myxo

---

Thanks for subscribing to Artisanal Sudoku! Feedback is always appreciated, just leave a comment, reach out on Bluesky, or reply to this email. If you liked these puzzles, you probably know someone else who’d like them too, so please spread the word. If you’re interested in submitting a puzzle, click here for more information. And if you want to try more of my puzzles—many of which are tougher than the ones you’ll find here—check out my page on Logic Masters Deutschland.

This week’s meta-description:
Thanks so much to everyone who watched Saturday’s stream! I’m writing this in advance, so I can only assume it was an enormous success.

For premium subscribers, hints and two more bonus puzzles are below. This week: perhaps my favorite irregular sudoku I’ve ever made.