In the past year (2025), William Kupkee competed in 2 competitions and 20 rounds across 12 events, from Oct 11th to Dec 7th.
Solves/Attempts
He attempted 89 solves and completed 86.
| Event | Solves | Attempts |
| 3x3x3 Cube | 10 | 10 |
| 4x4x4 Cube | 10 | 10 |
| 5x5x5 Cube | 10 | 10 |
| 3x3x3 One-Handed | 10 | 10 |
| Megaminx | 10 | 10 |
| Clock | 8 | 10 |
| 7x7x7 Cube | 6 | 6 |
| 2x2x2 Cube | 5 | 5 |
| 6x6x6 Cube | 5 | 6 |
| Pyraminx | 5 | 5 |
| Skewb | 5 | 5 |
| Square-1 | 2 | 2 |
Personal Bests
He broke his personal best 22 times across 11 events, including 11 singles and 11 averages.
| Event | Times | Single | Average |
| 7x7x7 Cube | 3 | 2 | 1 |
| Megaminx | 3 | 1 | 2 |
| 2x2x2 Cube | 2 | 1 | 1 |
| 4x4x4 Cube | 2 | 1 | 1 |
| 5x5x5 Cube | 2 | 1 | 1 |
| 6x6x6 Cube | 2 | 1 | 1 |
| 3x3x3 One-Handed | 2 | 1 | 1 |
| Clock | 2 | 1 | 1 |
| Pyraminx | 2 | 1 | 1 |
| Skewb | 1 | 0 | 1 |
| Square-1 | 1 | 1 | 0 |
Improvements of Single
| Event | ≤2024 | 2025 | Improvement |
| 2x2x2 Cube | 5.04 | 4.01 | 1.03 (25.69%) |
| 4x4x4 Cube | 51.28 | 41.35 | 9.93 (24.01%) |
| Megaminx | 1:47.05 | 1:30.87 | 16.18 (17.81%) |
| 5x5x5 Cube | 1:35.58 | 1:21.78 | 13.80 (16.87%) |
| 3x3x3 One-Handed | 28.76 | 24.61 | 4.15 (16.86%) |
| Pyraminx | 8.43 | 7.90 | 0.53 (6.71%) |
| 6x6x6 Cube | 3:29.83 | 3:21.24 | 8.59 (4.27%) |
| 7x7x7 Cube | - | 4:56.68 | - |
| Clock | - | 19.08 | - |
| Square-1 | - | 1:07.70 | - |
Improvements of Average
| Event | ≤2024 | 2025 | Improvement |
| Skewb | 14.62 | 10.54 | 4.08 (38.71%) |
| Megaminx | 2:01.34 | 1:38.72 | 22.62 (22.91%) |
| 2x2x2 Cube | 5.56 | 5.10 | 0.46 (9.02%) |
| 5x5x5 Cube | 1:45.73 | 1:38.45 | 7.28 (7.39%) |
| 3x3x3 One-Handed | 31.05 | 28.99 | 2.06 (7.11%) |
| 4x4x4 Cube | 52.60 | 49.13 | 3.47 (7.06%) |
| Pyraminx | 11.35 | 10.78 | 0.57 (5.29%) |
| 6x6x6 Cube | 3:44.50 | 3:33.99 | 10.51 (4.91%) |
| 7x7x7 Cube | - | 5:11.23 | - |
| Clock | - | 29.13 | - |
Cubers
He met 134 cubers from 9 countries/regions, 27 of whom competed with him more than once.
| Shared Competitions | Competitors |
| 1 | 107 |
| 2 | 27 |
| All | 134 |
Regions
He competed in 1 country/region.
