People · Ukraine
Kostiantyn Stadnyk (Костянтин Стадник)
Megaminx · top 0.31% of 34,786 all-time · competing since May 2015 · 2015STAD01
Kostiantyn Stadnyk (Костянтин Стадник) has been competing for 11 years. His best event is the Megaminx: a personal-best single of 31.23, set at Kirkkonummen Jouluvääntelyt 2025, puts him in the top 0.31% of the 34,786 people who have ever been ranked in the event, and 4th in Ukraine. Until June 2017, no official Megaminx solve in the world had been that fast. Across 42 competitions since May 2015, he has put 1,971 official solves on the record across twelve events. Solve to solve, his 3×3 times vary about 11% around a typical one, steadier than 81% of the 35,811 competitors with ten or more counted rounds. His 3×3 best has come down from 24.80 in May 2015 to 7.73, a 69% improvement. Kostiantyn has entered 42 competitions, more competitions than 99% of everyone who has ever competed.
Standing, event by event
vs everyone ever ranked| Event | PB single | PB average | All-time standing | Ukraine | |
|---|---|---|---|---|---|
| Megaminx | 31.23 | 35.96 | top 0.31% | 4 / 424 | |
| 7×7 | 2:11.41 | 2:17.73 | top 1.3% | 2 / 135 | |
| 6×6 | 1:29.50 | 1:36.66 | top 1.8% | 3 / 169 | |
| 4×4 | 28.72 | 33.97 | top 2.1% | 23 / 867 | |
| 3×3 | 7.73 | 8.92 | top 2.3% | 77 / 2,868 | |
| 5×5 | 52.03 | 55.83 | top 2.4% | 9 / 425 | |
| 3×3 one-handed | 12.07 | 15.81 | top 3.1% | 26 / 755 | |
| Skewb | 4.08 | 6.07 | top 11.4% | 98 / 884 | |
| 2×2 | 3.73 | 4.91 | top 23.1% | 431 / 1,894 | |
| Square-1 | 23.28 | 28.70 | top 35.3% | 111 / 302 | |
| Pyraminx | 8.13 | 10.54 | top 37.3% | 595 / 1,471 | |
| Clock | 13.82 | 15.42 | top 43.0% | 149 / 347 |
Percentile against all competitors ever ranked in each event, a fairer measure than raw rank, because the pools differ by a factor of ten.
The line so far
Best single per competition, 3×3. Faster is higher — the axis is the right way up.
The story so far
- 26 Dec 2025Four personal bests in one day at Kirkkonummen Jouluvääntelyt 2025.
- 26 Oct 2024Three personal bests in one day at Bergen Fall 2024.
- 29 Jul 2023Three personal bests in one day at U24 Globus Open July 2023.
- 1 Apr 2023Three personal bests in one day at Ternopil Science Cubing 2023.
- 11 Mar 2023Six personal bests in one day at Kyiv Big Friends II 2023.
- 11 Aug 2018Six personal bests in one day at Kharkiv Open 2018.
Competitions
- Norwegian Championship 2026 · 14 Aug 2026
- Rubik's WCA European Championship 2026 · 16 Jul 2026
- Warm Up Niepołomice 2026 · 11 Jul 2026
- All Rounders Katowice I 2026 · 1 May 2026
- Cubing in Ružinov: April 2026 · 25 Apr 2026
- Drammen Open 2026 · 18 Apr 2026
- Kirkkonummen Kuutionvääntelyt 2026 · 3 Apr 2026 — 1 personal best set
- Teknostallen 2026 · 28 Mar 2026
- Bremium Cubing 2026 · 20 Mar 2026 — 1 personal best set
- Kalvskinnet Kubing 2026 · 7 Mar 2026
- SzczeciNxN 2026 · 28 Feb 2026 — 1 personal best set
- GLS Big Cubes Gdańsk 2026 · 7 Feb 2026 — 2 personal bests set
- OlsztyNxN 2026 · 9 Jan 2026 — 1 personal best set
- Kirkkonummen Jouluvääntelyt 2025 · 26 Dec 2025 — 4 personal bests set
- Bergen Fall 2025 · 25 Oct 2025
- Trondheim Høst 2025 · 4 Oct 2025 — 1 personal best set
- Oslo Open 2025 · 20 Jun 2025 — 1 personal best set
- Swedish Championship 2025 · 6 Jun 2025
- Flatåsen Open 2025 · 3 May 2025
- Chill Out Trondheim 2025 · 11 Jan 2025 — 1 personal best set
- Bergen Fall 2024 · 26 Oct 2024 — 3 personal bests set
- Kalvskinnet Kubing 2024 · 19 Oct 2024 — 1 personal best set
- Rubik's WCA European Championship 2024 · 25 Jul 2024 — 1 personal best set
- Oslo Open 2024 · 21 Jun 2024
- Trondheim Friends 2024 · 15 Jun 2024
- Trondheim Spring 2024 · 27 Apr 2024 — 1 personal best set
- Bucharest Funky Cubes 2023 · 2 Sep 2023 — 2 personal bests set
- That is Lviv 2023 · 5 Aug 2023 — 1 personal best set
- U24 Globus Open July 2023 · 29 Jul 2023 — 3 personal bests set
- Ukrainian Open 2023 · 24 Jun 2023 — 1 personal best set
- Ternopil Science Cubing 2023 · 1 Apr 2023 — 3 personal bests set
- Kyiv Big Friends II 2023 · 11 Mar 2023 — 6 personal bests set
- GLS Cup Final 2018 · 1 Dec 2018 — 1 personal best set
- Ukrainian Nationals 2018 · 12 Oct 2018 — 2 personal bests set
- Cube Factory Częstochowa 2018 · 15 Sep 2018 — 1 personal best set
- Kharkiv Open 2018 · 11 Aug 2018 — 6 personal bests set
- Ukrainian Open 2018 · 1 Jun 2018 — 3 personal bests set
- Lviv Spring Days 2018 · 24 Mar 2018 — 8 personal bests set
- Cube Factory League Luty 2018 · 17 Feb 2018 — 3 personal bests set
- Ukrainian Nationals 2017 · 25 Aug 2017 — 11 personal bests set
- Odessa Open 2017 · 10 Jun 2017 — 7 personal bests set
- Ukrainian Open 2015 · 29 May 2015 — 2 personal bests set
Reading this page: a single is one solve's time · an average is the middle three of five solves, best and worst discarded · a PB is a personal best · a DNF (did not finish) is an attempt with no valid result: a popped piece, an unsolved face, an over-limit memorisation · top X% compares against everyone ever ranked in that event, which is fairer than raw rank because event pools differ tenfold.
The circuit
The people whose scorecards keep turning up next to his.
- Ihor Sukhovatenko (Ігор Суховатенко) — met in 142 rounds, finished ahead 29 times
- Niklas Aasen Eliasson — met in 128 rounds, finished ahead 49 times
- Kim Roger Haraldsen — met in 125 rounds, finished ahead 23 times
Next targets
- A sub-30 Megaminx single — 75 people have one; it is 1.23 away.
- A sub-2:00 7×7 single — 83 people have one; it is 11.41 away.
Targets move as he improves.