(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 | |
|---|---|---|---|
 | Loopline by jojo81gaming (on 27. July 2023, 21:43) | 11 |  98 % |
| It's Raining Arrows by EricRathbun (on 1. October 2023, 08:38) | 21 | 93 % |
| Wurtzite by heliopolix (on 17. August 2023, 22:06) | 14 | 98 % |
| Saya's Skyscrapers by Morisenseiisgod (on 2. September 2023, 18:11) | 21 | 95 % |
| [159] Windmill by W1DEMAN (on 7. September 2023, 05:32) | 47 | 93 % |
| Yin × Yang = ? by SparkNights (on 9. September 2023, 04:00) | 46 | 95 % |
| Star Killer Part 6: Cold Space by FischmitFahrrad (on 8. January 2024, 20:00) | 20 | 97 % |
| Buy Somethin' Will Ya! by ViKingPrime (on 17. September 2023, 21:00) | 20 | 99 % |
| vaddsetspi by zzw (on 24. September 2023, 06:41) | 27 | 98 % |
| Nowhere to Run (Arrow Sudoku) by AnalyticalNinja (on 1. October 2023, 02:26) | 26 | 94 % |
| Pixel Art by Twan2797 (on 11. October 2023, 09:14) | 93 | 93 % |
| Line Of Sight by arbitrary (on 17. October 2023, 01:05) | 29 | 93 % |
| Lockenweide by Myxo (on 14. November 2023, 12:57) | 59 | 93 % |
| Leehwnip [Nabner] by Miky (on 22. November 2023, 20:47) | 57 | 97 % |
| Fours & Fives by Scruffamudda (on 27. November 2023, 02:24) | 13 | 91 % |
| I Made A Pencil Puzzle: Ciphered Tapa (18x18) by Playmaker6174 (on 12. December 2023, 11:00) | 29 | 97 % |
| Zipper Zipper by antiknight (on 20. December 2023, 03:32) | 69 | 96 % |
| Three in the Corner by DadJokes (on 22. December 2023, 20:54) | 18 | 95 % |
| Outside In by XeonRisq (on 27. December 2023, 03:00) | 11 | 100 % |
| Santa Pesto, Pt. 2 (9x9) by SamuPiano (on 27. December 2023, 18:44) | 15 | 96 % |
