(Very) Hard AND nice puzzles
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 | |
|---|---|---|---|
 | X-Sandscrapers by WedgeOfCheese (on 25. October 2022, 23:01) | 18 |  93 % |
| SC27 - Arrows 2 by kuraban (on 14. December 2022, 21:16) | 27 | 97 % |
| Ikpork? by SSG (on 28. February 2023, 07:15) | 32 | 94 % |
| Free Solo by Blashyrkh (on 15. March 2023, 11:51) | 39 | 95 % |
| Precision (Equalines, Doubler) by Mad-Tyas (on 25. April 2023, 09:32) | 23 | 99 % |
| Squeezed in the dark by simoons (on 10. May 2023, 01:33) | 14 | 90 % |
| This and That by CaptZebraCakes (on 17. June 2023, 17:54) | 59 | 98 % |
| No Wishing for More Wishes by ViKingPrime (on 10. September 2023, 02:00) | 11 | 98 % |
| Sightseeing (Aquapelago Chaos Deconstruction, 9x9) by thoughtbyte (on 11. September 2023, 10:49) | 27 | 94 % |
| Three Fluids (Nurikabe) by GemmaOane (on 23. September 2023, 20:25) | 29 | 93 % |
| Herding Cats by jsmirob (on 24. September 2023, 22:33) | 19 | 95 % |
| Pentominophibian (Pentomino snake puzzle) by LilGungaJr (on 30. December 2023, 00:06) | 32 | 96 % |
| Sharing Is Caring by ThePedallingPianist (on 5. January 2024, 02:59) | 120 | 96 % |
| Individuality by arbitrary (on 3. May 2024, 20:58) | 44 | 95 % |
| Really, don't open the box by sanabas (on 7. July 2024, 14:43) | 13 | 93 % |
| X is the Key by Visumation (on 10. September 2024, 08:10) | 36 | 92 % |
| Cybranrules by Cybranrules (on 1. October 2024, 21:24) | 13 | 90 % |
| new year, who dis? by aqjhs (on 1. January 2025, 00:00) | 45 | 92 % |
| Quantum Counting by gdc (on 17. November 2024, 13:39) | 56 | 96 % |
| Global entropy by asdfg (on 8. December 2024, 09:16) | 38 | 91 % |
