People · Brazil
Mariana Castro
Skewb · top 0.1% of 73,281 all-time · competing since March 2022 · 2022GONC01
Mariana Castro has been competing for 4 years. Her best event is the Skewb: a personal-best single of 1.14, set at Campeonato Brasileiro de Cubo Mágico 2024, puts her in the top 0.1% of the 73,281 people who have ever been ranked in the event, and 3rd in Brazil. Until October 2015, no official Skewb solve in the world had been that fast. Across 54 competitions since March 2022, she has put 3,316 official solves on the record across 13 events. Solve to solve, her 3×3 times vary about 11% around a typical one, steadier than 85% of the 35,811 competitors with ten or more counted rounds. Her 2×2 best has come down from 5.93 in September 2022 to 1.61, a 73% improvement. Mariana has entered 54 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 | Brazil | |
|---|---|---|---|---|---|
| Skewb | 1.14 | 2.91 | top 0.1% | 3 / 1,463 | |
| Clock | 3.98 | 5.43 | top 2.3% | 6 / 723 | |
| Pyraminx | 2.59 | 4.52 | top 2.4% | 55 / 3,208 | |
| 2×2 | 1.61 | 2.34 | top 2.6% | 84 / 5,137 | |
| 3×3 | 9.63 | 11.68 | top 6.4% | 299 / 9,644 | |
| 4×4 | 40.24 | 47.18 | top 12.4% | 145 / 1,855 | |
| Square-1 | 13.54 | 17.98 | top 13.1% | 63 / 647 | |
| 3×3 one-handed | 18.02 | 22.65 | top 15.1% | 213 / 1,992 | |
| Megaminx | 1:09.53 | 1:15.78 | top 15.3% | 122 / 1,062 | |
| 5×5 | 1:36.81 | 1:50.25 | top 32.9% | 183 / 845 | |
| 3×3 Fewest Moves | 41 moves | 45.00 | top 51.8% | 173 / 360 | |
| 6×6 | 3:58.06 | 4:12.20 | top 64.7% | 169 / 307 | |
| 7×7 | 6:31.42 | 7:20.45 | top 74.8% | 162 / 269 |
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, 2×2. Faster is higher — the axis is the right way up.
The story so far
- 27 Jun 2026Three personal bests in one day at NC ao Cubo 2026.
- 21 Feb 2026Four personal bests in one day at III Samuel Asafe Vila Velha 2026.
- 10 Jan 2026Three personal bests in one day at Paraty Open 2026.
- 15 Feb 2025Five personal bests in one day at Paraíso Summer DC 2025.
- 18 Jan 2025First sub-10 3×3: 9.63 at Partage Summer SG 2025.
- 21 Dec 2024Three personal bests in one day at Niterói Sides 2024.
Competitions
- III Capixaba Challenge 2026 · 22 Aug 2026
- Niterói PUD Open 2026 · 18 Jul 2026 — 1 personal best set
- NC ao Cubo 2026 · 27 Jun 2026 — 3 personal bests set
- WCA South American Championship 2026 · 12 Jun 2026
- FME Campos Open 2026 · 2 May 2026 — 1 personal best set
- Itaipu Open 2026 · 8 Mar 2026
- III Samuel Asafe Vila Velha 2026 · 21 Feb 2026 — 4 personal bests set
- Bora Bora Quick Rio 2026 · 7 Feb 2026 — 1 personal best set
- Paraty Open 2026 · 10 Jan 2026 — 3 personal bests set
- Paraíso Spring DC 2025 · 13 Dec 2025 — 1 personal best set
- Center Shopping Jacarepaguá Open 2025 · 6 Dec 2025 — 1 personal best set
- Sudestão ABRACM 2025 · 21 Nov 2025
- Bora Bora Quick Rio 2025 · 21 Sep 2025
- Araruama Cubing 2025 · 20 Sep 2025 — 1 personal best set
- FMC Latin America 2025 · 24 Aug 2025 — 1 personal best set
- Campeonato Brasileiro de Cubo Mágico 2025 · 18 Jul 2025 — 1 personal best set
- II Capixaba Challenge 2025 · 5 Jul 2025
- Niterói Open 2025 · 14 Jun 2025 — 1 personal best set
- Sant'Anna Open Araruama 2025 · 17 May 2025 — 1 personal best set
- Opentrópolis CEFET 2025 · 22 Mar 2025 — 1 personal best set
- CEMS ao Cubo Vila Velha 2025 · 22 Feb 2025 — 1 personal best set
- Paraíso Summer DC 2025 · 15 Feb 2025 — 5 personal bests set
- Saideira das Férias Araruama 2025 · 31 Jan 2025 — 1 personal best set
- Partage Summer SG 2025 · 18 Jan 2025 — 1 personal best set
- Viradão do Cubo em Araruama 2024 · 28 Dec 2024 — 2 personal bests set
- Niterói Sides 2024 · 21 Dec 2024 — 3 personal bests set
- Campeonato Brasileiro de Cubo Mágico 2024 · 15 Nov 2024 — 5 personal bests set
- Cubo em Etapas Vila Velha 2024 · 12 Oct 2024 — 2 personal bests set
- Planetário Rio Open 2024 · 28 Sep 2024 — 2 personal bests set
- Xerém Open 2024 · 27 Jul 2024
- Rubik's WCA South American Championship FMC 2024 · 14 Jul 2024 — 1 personal best set
- Paraíso ao Cubo DC 2024 · 8 Jun 2024 — 2 personal bests set
- Rio Cubolympics 2024 · 30 May 2024 — 2 personal bests set
- Araruama ao Cubo 2024 · 18 May 2024 — 1 personal best set
- Soares Herdy Open 2024 · 27 Apr 2024
- Opentrópolis CEFET 2024 · 16 Mar 2024 — 1 personal best set
- FME Campos Open 2024 · 9 Mar 2024 — 1 personal best set
- Bora Bora Barra Summer 2024 · 24 Feb 2024 — 2 personal bests set
- Araruama Open 2024 · 4 Feb 2024 — 2 personal bests set
- Partage Summer 2024 · 20 Jan 2024 — 3 personal bests set
- Niterói Open 2023 · 16 Dec 2023 — 2 personal bests set
- Faria Brito 2023 · 11 Nov 2023 — 1 personal best set
- Auxiliadora Open 2023 · 14 Oct 2023 — 2 personal bests set
- Planetário Open 2023 · 23 Sep 2023 — 2 personal bests set
- Araruama Open 2023 · 19 Aug 2023
- Partage Open II 2023 · 22 Jul 2023 — 3 personal bests set
- Capixaba Challenge 2023 · 15 Jul 2023 — 3 personal bests set
- Bora Bora Barra Open 2023 · 17 Jun 2023 — 4 personal bests set
- I Candanguim 2023 · 7 May 2023 — 2 personal bests set
- DNFools Boulevard 2023 · 1 Apr 2023 — 5 personal bests set
- UNIVR Open 2023 · 21 Jan 2023 — 4 personal bests set
- Partage Open 2023 · 14 Jan 2023 — 9 personal bests set
- Planeta.Rio Open 2022 · 17 Sep 2022 — 2 personal bests set
- Faria Brito Open 2022 · 26 Mar 2022
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 her.
- Kaique de Oliveira Neves — met in 490 rounds, finished ahead 61 times · head to head
- Pedro Henrique Maciel Ceccopieri Belo (陈昊然) — met in 411 rounds, finished ahead 172 times
- Emanuel Victor Araújo dos Santos — met in 357 rounds, finished ahead 229 times · head to head
Next targets
- A sub-1 Skewb single — 35 people have one; it is 0.14 away.
- A sub-3 Clock single — 239 people have one; it is 0.98 away.
Targets move as she improves.