Chain of Command

(Published on 1. September 2025, 06:53 by oskode)

Rules:

Sudoku: Fill all rows, columns and marked 3x3 regions with the digits 1-9 without any repeats.
Anti-Knight: Cells separated by a knight’s move in chess do not contain the same digit.
Palindromes: Digits along a grey line read the same from either direction.
Kropki: Cells separated by a white dot contain consecutive digits. Cells separated by a black dot contain digits in a 1:2 ratio.

Click here to play online!

Ratings and comments are very much appreciated. Thank you for playing!

Solution code: The digits in row 1, from left to right

Last changed on -

Solved by tuturitu, milxqueen, avishai, gxorgx, Merdock, luisdcnt, carrie1295, saxdaddyj, luuu, Megalobrainiac, Gilliatt, Inge, Kigor, scushuaishuai, rainingfish, rameshsrivats, cg24, Snookerfan, dtoto, ... hurrdurr, trashghost, addie, Tompzini, cygne, Collecter, Zedarflight , cremiman, xiaozhu, Stargazing Albatross, msc7777, H.I. McDunnough, Nocek15, zrbakhtiar, pepe74287, Breaduko, BorisTheSnake

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Comments

on 1. September 2025, 23:14 by yusuf17
Also for me very hard, but very nice: 75 minutes.

on 1. September 2025, 21:40 by Onkel_Dagobert
Very nice and very hard for me, >80 minutes.

on 1. September 2025, 19:47 by Exigus
Lovely. Some very nice patterns of potential colors during the solve. Thanks!

on 1. September 2025, 18:25 by nunc
Really nice colouring exercise! I loved it.

on 1. September 2025, 16:19 by Snookerfan
Very clever and enjoyable puzzle! Thank you

on 1. September 2025, 14:56 by rameshsrivats
very cool

on 1. September 2025, 12:56 by Inge
Very nice puzzle!

on 1. September 2025, 08:39 by Merdock
As soon as I figured out the trick to this puzzle, it all came together nicely. This was very enjoyable to play through.