The following list contains portal puzzles that have been rated as nice or very nice and that are difficult. These puzzles are recommended for experts - and allow some time to solve.
Description | solved | Rating | |
---|---|---|---|
![]() | Shikaku Fillomino #2 (9x9) by the_cogito (on 15. September 2022, 15:41) | 40 | ![]() 95 % |
![]() | Nosy Neighbors by Ambrose (on 18. September 2022, 18:21) | 10 | ![]() 95 % |
![]() | Average Sudoku 3 by Lyun Licuss (on 19. September 2022, 10:08) | 19 | ![]() 98 % |
![]() | Hooked (Run-on Renbans/X-sums) by dumediat (on 23. September 2022, 20:38) | 16 | ![]() 94 % |
![]() | Yin Yang Icebarn by Jay Dyer (on 28. September 2022, 00:06) | 25 | ![]() 100 % |
![]() | Hieroglyph (Entropic Killer) by tallcat (on 15. October 2022, 18:02) | 53 | ![]() 94 % |
![]() | Sasayaki Misaki (Whispering Cape) - Nurimisaki/German Whispers Sudoku by rockratzero (on 10. October 2022, 18:09) | 14 | ![]() 96 % |
![]() | Bird of Paradise (Segmented Region Sum Lines) by AnalyticalNinja (on 18. October 2022, 01:11) | 12 | ![]() 98 % |
![]() | Pentomino Jigsaw by XeonRisq (on 19. October 2022, 03:00) | 12 | ![]() 95 % |
![]() | Hungry Hungry Renbans by sunnyjum (on 30. October 2022, 15:31) | 22 | ![]() 96 % |
![]() | Kolot Challenge Accepted by Andrewsarchus (on 7. November 2022, 14:44) | 18 | ![]() 91 % |
![]() | The Arkenstone by Blobz (on 11. November 2022, 16:00) | 41 | ![]() 99 % |
![]() | Route 75 by mathpesto (on 18. November 2022, 22:16) | 35 | ![]() 97 % |
![]() | ModBan Knights by jcgodart (on 27. November 2022, 05:36) | 23 | ![]() 91 % |
![]() | Four Five Six by Joseph nehme (on 2. December 2022, 07:58) | 55 | ![]() 94 % |
![]() | Sudoku Found in a Viking Grave by Thorsby (on 4. December 2022, 02:19) | 11 | ![]() 100 % |
![]() | SC26 - Renban 3 by kuraban (on 8. December 2022, 04:30) | 35 | ![]() 97 % |
![]() | Killer Battle by 10feet (on 8. December 2022, 05:08) | 16 | ![]() 95 % |
![]() | Ambiguous Palindrome by Maxentius (on 21. January 2023, 22:23) | 16 | ![]() 94 % |
![]() | YYSL Whispers by Blobz (on 24. April 2023, 16:00) | 68 | ![]() 95 % |