(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 | |
|---|---|---|---|
 | Saya's Skyscrapers by Morisenseiisgod (on 2. September 2023, 18:11) | 21 |  95 % |
| [159] Windmill by W1DEMAN (on 7. September 2023, 05:32) | 49 | 93 % |
| 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) | 22 | 99 % |
| Nowhere to Run (Arrow Sudoku) by AnalyticalNinja (on 1. October 2023, 02:26) | 27 | 95 % |
| Line Of Sight by arbitrary (on 17. October 2023, 01:05) | 29 | 93 % |
| Lockenweide by Myxo (on 14. November 2023, 12:57) | 62 | 93 % |
| Leehwnip [Nabner] by Miky (on 22. November 2023, 20:47) | 57 | 97 % |
| I Made A Pencil Puzzle: Ciphered Tapa (18x18) by Playmaker6174 (on 12. December 2023, 11:00) | 32 | 97 % |
| Three in the Corner by DadJokes (on 22. December 2023, 20:54) | 19 | 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) | 16 | 96 % |
| Ice Cream Sandwich by DadJokes (on 27. December 2023, 20:54) | 12 | 91 % |
| Release the Winch! by 99%Sneaky (on 29. December 2023, 18:48) | 40 | 92 % |
| Meanest Mini by chameleon (on 1. January 2024, 17:10) | 73 | 98 % |
| Epiphany - Chapter III: Beyond the Miracle by Playmaker6174 (on 1. January 2024, 22:00) | 19 | 96 % |
| The Knights of Ni! Finally Get Their Shrubbery by HalfBakedLunatic (on 12. January 2024, 17:06) | 49 | 93 % |
| Double Negative by JeremyDover (on 17. January 2024, 21:12) | 30 | 100 % |
| Etch-A-Sketch by ThePedallingPianist (on 24. January 2024, 01:47) | 28 | 93 % |
| Chaos Theory by Cipher Savant (on 24. January 2024, 16:18) | 13 | 90 % |
