Sebastian Kierznikiewicz

Region	WCA ID	Gender	Competitions	Completed Solves
Poland	2023KIER02	Male	33	831

Current Personal Records

Event	NR	CR	WR	Single	Average	WR	CR	NR
3x3x3 Cube	1539	13998	56831	14.24	21.72	89145	21561	2291
2x2x2 Cube	1142	9901	32067	3.37	6.67	59555	16739	1918
4x4x4 Cube	1277	11815	41847	1:17.18	2:01.18	46977	13216	1107
5x5x5 Cube	964	8670	27878	2:47.00
Clock	353	2069	5800	9.08	11.37	6212	2235	382
Megaminx	1277	10603	32019	7:54.85
Pyraminx	878	6617	19462	5.49	11.23	38947	12483	1594
Skewb	648	4475	13008	5.15	12.77	30357	9740	1263

Results
Map

Competition	Round	Place	Single	Average	Solves
3x3x3 Cube
Polish Championship 2025	First round	296	14.24	28.62	19.96	40.02	25.88	DNF	14.24
Gdańska Liga Speedcubingu V 2025	Second round	77	21.59	23.41	23.49	22.64	21.59	25.80	24.09
	First round	76	17.64	21.72	21.01	17.64	25.00	21.68	22.48
Honey Cube Barcin 2025	Second round	59	20.39	25.07	20.39	30.97	21.78	22.46	36.74
	First round	55	20.53	22.61	22.35	20.53	22.99	23.95	22.50
Energy Cube Białołęka 2025	First round	117	20.86	23.07	20.86	24.80	23.63	22.69	22.88
Czech Open 2025	First round	76	19.04	23.37	23.77	24.03	25.16	19.04	22.32
Cube Factory League Justynów 2025	Second round	69	18.95	25.11	24.24	38.09	19.12	18.95	31.97
	First round	70	19.41	26.31	19.41	34.31	24.13	20.50	34.88
Energy Cube Tomaszów Mazowiecki 2025	First round	86	14.58	27.12	14.58	26.57	26.26	28.53	39.94
Gdańska Liga Speedcubingu III 2025	Second round	81	22.86	25.95	22.86	25.18	29.40	23.26	32.20
	First round	77	17.74	22.71	23.10	25.18	17.74	22.76	22.26
Energy Cube Konin 2025	First round	110	22.94	26.39	35.58	22.94	27.53	25.14	26.51
Cube Factory League Jeżów 2025	Second round	76	23.30	26.68	29.43	29.61	23.30	27.10	23.50
	First round	77	22.91	27.00	23.79	35.56	28.19	29.02	22.91
Gdańska Liga Speedcubingu II 2025	Second round	90	20.48	28.64	40.33	20.48	36.02	23.24	26.66
	First round	88	23.18	26.86	27.66	23.18	25.52	28.06	27.40
Gdańsk Cubing Day 2025	Second round	39	22.06	26.19	25.81	25.13	28.93	22.06	27.63
	First round	42	21.11	28.82	21.11	26.90	30.50	38.63	29.05
Gdańska Liga Speedcubingu I 2025	First round	94	24.74	26.77	28.10	24.74	26.70	26.08	27.52
Gdańska Liga Speedcubingu Final 2024	First round	119	25.69	DNF	30.97	DNF	DNF	25.69	40.16
Polish Championship 2024	First round	296	25.71	28.79	28.73	27.09	25.71	56.69	30.56
Honey Cube Barcin 2024	Second round	54	23.53	28.17	33.57	26.37	25.00	33.14	23.53
	First round	58	25.77	30.13	30.06	35.91	25.77	32.41	27.92
Gdańska Liga Speedcubingu V 2024	Second round	86	24.40	27.29	28.35	28.51	26.44	27.09	24.40
	First round	87	21.62	26.89	38.10	23.90	28.84	21.62	27.93
Energy Cube Tomaszów Mazowiecki 2024	First round	110	26.25	28.02	26.25	27.82	27.57	28.95	28.67
Summer Vibe Puck 2024	First round	92	25.30	31.57	34.50	25.30	26.20	34.00	37.92
Toruń Cubing Summer 2024	First round	59	28.22	32.19	40.54	28.22	36.62	31.15	28.81
Gdańska Liga Speedcubingu IV 2024	Second round	92	19.66	27.67	19.66	52.81	28.12	22.89	31.99
	First round	96	25.56	27.24	27.75	26.48	27.48	25.56	32.19
Energy Cube Ciechanów 2024	Second round	101	24.03	30.51	24.03	32.22	30.41	34.76	28.91
	First round	103	23.73	28.93	23.73	29.52	31.42	27.70	29.56
Ostróda Open 2024	First round	34	22.04	29.56	22.04	30.80	29.91	29.79	28.98
GLS III 2024	First round	91	26.20	30.04	29.11	36.88	33.54	26.20	27.47
Energy Cube Konin 2024	First round	111	26.57	31.71	31.19	26.57	31.68	32.25	55.75
Ice Cubing Szczecinek 2024	First round	84	28.99	34.22	32.04	28.99	37.19	35.36	35.27
GLS Final 2023	Second round	91	27.34	38.98	34.06	49.86	27.34	33.01	DNF
	First round	95	24.57	33.49	31.82	34.51	24.57	34.13	47.67
Energy Cube Tomaszów Mazowiecki 2023	First round	117	29.88	34.89	36.08	29.88	34.49	50.32	34.11
Szczecin Summer 2023	First round	91	33.59	46.27	51.15	43.62	33.59	44.03	1:20.47
Giżycko Open 2023	First round	55	36.48	42.49	36.48	38.42	43.13	47.08	45.92
GLS IV 2023	First round	119	59.93	1:06.00	1:30.75	1:06.09	1:09.70	1:02.22	59.93
Energy Cube Ciechanów 2023	First round	107	40.67	51.93	40.67	56.45	50.33	49.01	1:24.38
2x2x2 Cube
Polish Championship 2025	First round	262	4.68	8.07	4.68	8.31	13.33	7.49	8.42
Gdańska Liga Speedcubingu V 2025	First round	82	5.72	8.79	9.15	5.72	8.36	10.45	8.86
Honey Cube Barcin 2025	First round	75	7.16	19.29	19.02	25.23	13.63	25.53	7.16
Energy Cube Białołęka 2025	First round	96	4.79	6.67	4.79	5.37	9.28	18.40	5.37
Czech Open 2025	First round	71	6.17	7.58	7.47	8.43	6.83	9.58	6.17
Cube Factory League Justynów 2025	First round	61	5.00	7.00	8.89	5.00	7.21	6.48	7.30
Energy Cube Tomaszów Mazowiecki 2025	First round	85	7.38	11.39	14.78	11.97	12.03	10.16	7.38
Gdańska Liga Speedcubingu III 2025	First round	87	3.46	9.55	15.22	3.46	27.79	6.77	6.66
Energy Cube Konin 2025	First round	92	6.19	7.73	10.37	6.19	7.74	7.94	7.51
Cube Factory League Jeżów 2025	First round	80	4.49	10.07	4.49	9.62	8.13	DNF	12.47
Gdańska Liga Speedcubingu II 2025	First round	75	6.36	8.49	9.64	8.57	6.36	7.25	13.64
Gdańsk Cubing Day 2025	First round	35	5.19	9.06	9.27	10.51	5.19	7.41	21.27
Gdańska Liga Speedcubingu I 2025	First round	79	5.28	7.94	10.93	8.28	9.21	5.28	6.34
Gdańska Liga Speedcubingu Final 2024	First round	95	6.24	9.62	8.72	6.24	8.85	16.53	11.29
Polish Championship 2024	First round	264	6.21	9.44	10.20	6.21	9.70	10.06	8.55
Honey Cube Barcin 2024	First round	48	5.98	7.91	7.07	10.60	9.60	7.06	5.98
Gdańska Liga Speedcubingu V 2024	First round	80	7.81	9.10	7.81	9.46	9.13	9.31	8.86
Energy Cube Tomaszów Mazowiecki 2024	First round	107	8.67	9.67	10.62	10.03	9.26	8.67	9.72
Toruń Cubing Summer 2024	First round	48	3.37	8.47	9.00	7.55	8.87	9.94	3.37
Gdańska Liga Speedcubingu IV 2024	First round	85	6.95	7.90	6.95	8.39	7.51	9.45	7.81
Energy Cube Ciechanów 2024	Second round	87	4.80	7.05	7.18	7.11	8.81	6.86	4.80
	First round	91	5.45	7.64	6.89	9.27	8.02	8.00	5.45
Ostróda Open 2024	Final	32	6.91	8.08	6.91	9.08	7.77	8.12	8.34
GLS III 2024	First round	80	6.51	9.22	6.51	8.17	13.40	8.98	10.50
Energy Cube Konin 2024	First round	98	7.36	7.79	8.19	7.37	7.36	8.24	7.80
Ice Cubing Szczecinek 2024	First round	75	4.79	9.61	4.79	9.12	8.77	10.95	14.40
GLS I 2024	First round	74	7.91	9.99	11.47	9.13	11.27	7.91	9.57
GLS Final 2023	First round	87	7.55	9.58	9.01	9.24	14.59	10.48	7.55
Energy Cube Tomaszów Mazowiecki 2023	First round	119	11.35	13.07	11.35	11.46	14.86	12.89	DNF
Szczecin Summer 2023	First round	75	10.57	11.27	10.87	12.20	10.57	11.10	11.85
Giżycko Open 2023	First round	46	8.09	11.16	10.37	13.91	8.09	9.87	13.23
GLS IV 2023	First round	92	7.27	13.88	7.27	16.47	12.41	16.75	12.76
Energy Cube Ciechanów 2023	First round	86	7.88	12.77	14.36	9.74	14.22	7.88	DNF
4x4x4 Cube
Honey Cube Barcin 2025	First round	46	1:19.66		1:19.66	1:20.84
Energy Cube Białołęka 2025	First round	110	1:31.91		1:40.64	1:31.91
Czech Open 2025	First round	66	1:48.82		1:49.47	1:48.82
Cube Factory League Justynów 2025	First round	59	1:26.27		1:32.10	1:26.27
Energy Cube Tomaszów Mazowiecki 2025	First round	69	1:35.75		1:49.56	1:35.75
Gdańska Liga Speedcubingu III 2025	First round	52	1:25.40		1:32.10	1:25.40
Energy Cube Konin 2025	First round	87	1:27.03		1:27.03	1:33.16
Cube Factory League Jeżów 2025	First round	62	1:17.18		1:17.18	1:57.27
Gdańska Liga Speedcubingu II 2025	First round	59	1:25.09		1:47.01	1:25.09
Gdańska Liga Speedcubingu I 2025	First round	67	1:33.74		1:36.98	1:33.74
Gdańska Liga Speedcubingu Final 2024	First round	69	1:40.92		1:40.92	1:46.65
Honey Cube Barcin 2024	First round	46	1:56.82		2:10.30	1:56.82
Gdańska Liga Speedcubingu V 2024	First round	62	1:40.12		2:05.44	1:40.12
Energy Cube Tomaszów Mazowiecki 2024	First round	104	1:50.92		1:50.92	1:57.70
Summer Vibe Puck 2024	First round	71	1:40.92		1:40.92	DNF
Toruń Cubing Summer 2024	First round	47	2:08.62		DNF	2:08.62
Gdańska Liga Speedcubingu IV 2024	First round	71	1:41.50		1:41.50	1:50.57
Energy Cube Ciechanów 2024	First round	91	2:20.72		2:20.72	2:29.56
Ostróda Open 2024	Final	27	1:40.71	2:01.18	1:57.71	1:54.63	1:40.71	DNF	2:11.21
GLS III 2024	First round	72	3:27.25		DNF	3:27.25
5x5x5 Cube
Honey Cube Barcin 2025	Final	40	3:00.56		3:22.28	3:00.56
Energy Cube Białołęka 2025	First round	88	2:47.00		2:54.12	2:47.00
Cube Factory League Justynów 2025	First round	54	3:00.69		3:00.69	3:42.89
Energy Cube Tomaszów Mazowiecki 2025	First round	54	3:05.00		3:05.00	DNF
Energy Cube Konin 2025	First round	77	2:58.79		2:58.79	3:29.80
Gdańska Liga Speedcubingu II 2025	First round	52	3:44.26		3:53.58	3:44.26
Gdańska Liga Speedcubingu V 2024	First round	51	3:44.39		3:49.24	3:44.39
Toruń Cubing Summer 2024	First round	41	3:53.45		3:53.45	DNF
Ostróda Open 2024	Final	27	4:30.67	DNF	4:30.67	DNS	DNS	DNS	DNS
Clock
Polish Championship 2025	First round	134	10.23		10.23	13.76
Honey Cube Barcin 2025	Second round	29	9.61	11.41	11.40	9.61	11.29	12.30	11.54
	First round	33	11.72	12.53	12.68	12.26	11.72	12.64	13.75
Energy Cube Białołęka 2025	First round	70	9.80	17.43	9.80	10.91	DNF	17.08	24.29
Czech Open 2025	First round	32	11.73	12.34	12.01	12.78	12.48	11.73	12.54
Cube Factory League Justynów 2025	First round	55	12.13		12.65	12.13
Energy Cube Tomaszów Mazowiecki 2025	Second round	37	11.17	12.55	11.48	DNF	14.70	11.17	11.46
	First round	42	9.08	12.66	15.11	12.52	12.71	9.08	12.75
Gdańska Liga Speedcubingu III 2025	First round	23	9.95	11.37	10.28	11.93	16.48	9.95	11.91
Energy Cube Konin 2025	Second round	58	11.27	12.95	14.68	13.01	11.92	11.27	13.91
	First round	62	12.13		14.22	12.13
Cube Factory League Jeżów 2025	Second round	32	11.80	12.28	11.80	14.03	12.41	12.21	12.23
	First round	38	11.42	13.41	11.42	11.68	23.23	14.95	13.60
Gdańsk Cubing Day 2025	Final	21	10.02	13.24	10.02	DNF	11.58	14.19	13.94
Gdańska Liga Speedcubingu I 2025	First round	42	10.62	12.63	11.11	DNF	13.60	10.62	13.19
Polish Championship 2024	First round	142	11.13		11.13	12.72
Honey Cube Barcin 2024	Second round	32	10.61	16.40	25.99	10.61	11.37	DNF	11.85
	First round	45	10.04	DNF	11.79	DNF	14.73	DNF	10.04
Energy Cube Tomaszów Mazowiecki 2024	Second round	65	9.91	13.69	11.95	15.13	14.44	14.68	9.91
	First round	58	11.52	13.47	14.52	11.52	12.50	16.01	13.38
Summer Vibe Puck 2024	First round	42	10.23	12.22	13.68	11.05	10.23	14.89	11.94
Gdańska Liga Speedcubingu IV 2024	First round	63	20.46		20.46	DNF
Energy Cube Ciechanów 2024	Second round	45	10.24	11.54	10.24	16.79	10.63	11.61	12.37
	First round	56	11.57	12.80	12.86	17.12	11.96	13.57	11.57
Ostróda Open 2024	Final	16	10.86	11.46	11.32	11.32	10.86	11.73	DNF
Energy Cube Konin 2024	Second round	50	10.71	12.43	13.75	29.21	11.94	10.71	11.61
	First round	59	11.52	13.35	13.11	13.27	13.68	11.52	18.06
Ice Cubing Szczecinek 2024	First round	49	14.08		14.08	18.50
GLS I 2024	First round	40	11.69	15.93	17.06	12.76	11.69	DNF	17.97
GLS Final 2023	First round	34	11.92	13.36	19.36	13.06	12.95	14.06	11.92
Energy Cube Tomaszów Mazowiecki 2023	First round	57	14.25	16.16	17.95	14.25	DNF	15.36	15.17
Szczecin Summer 2023	Second round	26	11.44	12.42	12.35	13.11	11.80	11.44	26.30
	First round	33	13.62	15.24	15.97	13.99	15.76	13.62	16.66
Giżycko Open 2023	First round	29	16.02		DNF	16.02
GLS IV 2023	First round	47	12.62		14.31	12.62
Energy Cube Ciechanów 2023	First round	47	16.47	19.26	18.05	19.65	20.07	22.44	16.47
Megaminx
Ostróda Open 2024	Final	27	7:54.85	DNF	7:54.85	8:22.34	DNS	DNS	DNS
Pyraminx
Polish Championship 2025	First round	210	10.52		12.20	10.52
Honey Cube Barcin 2025	First round	47	10.56	12.03	17.42	10.56	11.48	13.95	10.66
Energy Cube Białołęka 2025	First round	92	7.11	11.32	12.82	9.44	13.13	11.71	7.11
Cube Factory League Justynów 2025	Second round	52	7.27	11.67	13.99	9.85	7.27	11.36	13.80
	First round	53	9.67	12.03	9.67	11.94	11.90	12.26	16.44
Energy Cube Tomaszów Mazowiecki 2025	First round	66	9.69	11.46	9.69	11.38	11.98	31.98	11.03
Gdańska Liga Speedcubingu III 2025	First round	57	7.86	13.59	17.71	9.68	13.39	7.86	20.14
Energy Cube Konin 2025	First round	79	9.25	11.23	9.25	9.81	12.52	11.79	12.09
Cube Factory League Jeżów 2025	First round	69	9.37	13.55	13.68	9.37	15.40	13.68	13.28
Gdańska Liga Speedcubingu II 2025	First round	59	8.87	13.86	8.87	18.12	10.16	13.30	DNF
Gdańsk Cubing Day 2025	First round	36	10.67	15.77	13.75	DNF	14.65	18.92	10.67
Gdańska Liga Speedcubingu I 2025	First round	77	9.97	12.60	12.15	13.36	17.59	12.28	9.97
Gdańska Liga Speedcubingu Final 2024	First round	79	15.07	22.05	26.53	25.57	19.00	15.07	21.57
Polish Championship 2024	First round	211	8.27	11.43	8.93	13.30	8.27	12.07	13.76
Honey Cube Barcin 2024	First round	47	10.33	12.13	11.82	10.88	13.70	14.40	10.33
Gdańska Liga Speedcubingu V 2024	First round	71	13.83	15.72	15.71	16.50	DNF	13.83	14.94
Energy Cube Tomaszów Mazowiecki 2024	First round	98	10.16	12.66	13.16	13.94	12.94	10.16	11.89
Toruń Cubing Summer 2024	First round	48	10.46	13.09	13.10	10.46	11.01	17.96	15.17
Gdańska Liga Speedcubingu IV 2024	First round	79	11.59	12.81	16.96	13.75	11.59	11.59	13.08
Energy Cube Ciechanów 2024	First round	89	7.71	13.70	12.31	16.42	7.71	16.02	12.76
Ostróda Open 2024	Final	36	5.49	15.70	16.32	5.49	13.63	19.53	17.15
GLS III 2024	First round	62	7.75	12.09	14.30	12.68	18.30	7.75	9.30
Energy Cube Konin 2024	First round	98	9.98	14.97	9.98	29.58	15.65	10.59	18.67
Ice Cubing Szczecinek 2024	First round	60	11.71	12.62	12.13	11.71	14.38	13.16	12.58
GLS Final 2023	First round	80	13.07	14.24	13.07	14.47	14.44	13.80	14.68
Energy Cube Tomaszów Mazowiecki 2023	First round	99	14.46	15.57	14.46	17.37	16.12	15.05	15.55
Szczecin Summer 2023	First round	75	13.59	24.24	29.23	39.62	27.11	13.59	16.38
Giżycko Open 2023	First round	50	16.16	21.11	16.72	20.59	16.16	40.10	26.01
GLS IV 2023	First round	88	8.64	18.59	18.73	8.64	23.72	22.77	14.27
Skewb
Polish Championship 2025	First round	199	14.45		17.45	14.45
Energy Cube Białołęka 2025	First round	88	10.08	14.39	14.56	10.08	12.86	15.76	19.05
Cube Factory League Justynów 2025	First round	58	19.38		20.59	19.38
Energy Cube Tomaszów Mazowiecki 2025	First round	68	5.15	20.02	17.02	16.37	33.43	5.15	26.68
Gdańska Liga Speedcubingu III 2025	First round	49	10.50	12.90	11.47	17.44	13.11	10.50	14.11
Energy Cube Konin 2025	First round	79	11.52	16.14	14.92	21.43	18.42	15.08	11.52
Cube Factory League Jeżów 2025	First round	70	14.96		14.96	16.54
Gdańska Liga Speedcubingu II 2025	First round	57	9.95	13.25	13.94	11.04	9.95	14.76	18.07
Gdańska Liga Speedcubingu I 2025	First round	67	8.44	12.77	18.16	8.49	11.67	DNF	8.44
Gdańska Liga Speedcubingu Final 2024	First round	64	8.88	13.93	19.02	13.79	8.88	18.11	9.88
Polish Championship 2024	First round	198	14.52		14.52	30.86
Honey Cube Barcin 2024	First round	47	9.06	15.57	16.43	19.17	11.12	9.06	19.17
Gdańska Liga Speedcubingu V 2024	First round	55	13.72	16.17	13.72	15.00	16.88	18.65	16.64
Energy Cube Tomaszów Mazowiecki 2024	First round	81	11.82	15.19	11.82	15.67	12.14	20.71	17.76
Gdańska Liga Speedcubingu IV 2024	First round	71	14.40	17.57	17.74	15.76	19.20	14.40	19.74
Energy Cube Ciechanów 2024	First round	74	9.59	13.25	9.87	9.59	24.34	10.97	18.90
Ostróda Open 2024	Final	26	9.01	13.98	11.77	13.91	16.26	16.30	9.01
GLS III 2024	First round	61	13.25	15.89	16.89	13.25	13.92	19.10	16.86
Energy Cube Konin 2024	First round	88	12.78	18.34	16.01	19.78	12.78	24.19	19.22
GLS I 2024	First round	55	12.71	15.02	14.10	16.28	14.67	16.95	12.71
GLS Final 2023	First round	79	15.19		18.45	15.19
Energy Cube Tomaszów Mazowiecki 2023	First round	80	9.09	14.57	16.26	33.72	14.42	13.03	9.09
Szczecin Summer 2023	First round	51	16.76	19.13	19.81	20.69	17.76	19.81	16.76
Giżycko Open 2023	Final	33	12.84	17.82	20.58	18.78	29.81	14.11	12.84
GLS IV 2023	First round	69	15.23	16.86	19.68	17.29	17.31	15.23	15.97
Energy Cube Ciechanów 2023	First round	67	15.62	25.12	30.57	28.01	23.87	15.62	23.48