Logic Masters Deutschland e.V.

Negative Space (killer)

(Published on 15. June 2026, 14:10 by Chilly)

In keeping with my recent plan of alternating a new puzzle with an older unpublished one, here is a simple killer I made for a Bremster pack a few years back. It's pretty straightforward and was intended to showcase some simple killer techniques - the clue is in the name! Please enjoy.

The Rules:

  • Normal Sudoku rules apply.
  • Digits in a cage must sum to the total in the top left corner of the cage. Digits may not repeat in a cage.

    Negative Space

    by Chilly

    Link for solving on SudokuPad

Solution code: Row 9

Last changed on on 1. September 2026, 12:14

Solved by vollbesonderbar, Carolin, fuxia, jalebc, mathpesto, dogpond12, Stargazing Albatross, PinkNickels, noodlehead, Reisen, EmX68, Dag H, cmigas, ome86, Chefofdeath, SKORP17, doodManBro, dzamie, nathan12, ... trashghost, PKMKII, galium_odoratum, Martini&Toto, zorant, chanelaw, BlackApolloX, Kaladin, sujoyku, NEWS, Photyne, MysticMan, timww572, Bazylizz, finger, paranoid, W1n5t0n, Piatato, Krisz
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Comments

on 11. August 2026, 08:57 by Piatato
Smooth!

on 21. July 2026, 03:20 by MysticMan
Lovely puzzle!

on 2. July 2026, 17:26 by sujoyku
Lovely puzzle with a very suitable title. Thank you for this fun one, Chilly!

on 15. June 2026, 19:41 by VitP
there IS a level 1 solution, but it is hard to find, because it is very narrow, and happens mostly in the virtual spaces

Difficulty:2
Rating:94 %
Solved:143 times
Observed:0 times
ID:000TAM

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