Oh what is this??
RULES:
Sudoku: Normal sudoku rules apply. Place the digits 1-9 once each in every row, column, and 3x3 box.
Top Right Boi: One cell in each row, column, and 3x3 box takes the value of the top right cell in its box. The digits in these cells form a complete set of the digits from 1 to 9.
Cages: Values in a cage must sum to the total in the top left corner of that cage.
Click the image to play!
Happy solving! Please leave a comment if you enjoyed this one, and check out some of the other Top Right Boi puzzles! (Wait, there are other Top Right Boi puzzles?)
Solution code: The modified digits in each row, from top to bottom.
on 10. July 2025, 08:13 by QuiltyAsCharged
A brilliant Top Right Boi!
on 30. June 2025, 20:29 by dumediat
Loved this rule set, and the implementation was wonderful here. Thank you!
on 30. June 2025, 13:59 by mercierus
Thank you for this puzzle, very nice!
It took me 2 attempts to understand if the unicity of the digits was on the top right in each box or on the numbers being replaced ;)
on 26. June 2025, 14:16 by Atticus837
↗
on 24. June 2025, 23:50 by ViKingPrime
I found that harder than I should have I think, but proud to have made it through. What a boi!
on 23. June 2025, 23:10 by TopRightBoi
This is the best purzle I have ever solved.
on 21. June 2025, 19:17 by vitaminz
Love this top right boi! Smooth as silk
on 21. June 2025, 16:49 by sfushidahardy
Very smooth and lots of fun!
on 21. June 2025, 13:50 by RockyRoer
Top Right box indexer as a modifier rule is a lot of fun! Thanks!
Difficulty: | ![]() |
Rating: | 97 % |
Solved: | 42 times |
Observed: | 1 times |
ID: | 000NWA |
Please note: The German version of this page has changed. It is possible that this page does not contain the latest information.