Welcome to LoL Win Curve

A League of Legends champion difficulty analysis tool.

Champion	Floor Winrate Winrate when <5000 mastery	Ceiling Winrate Winrate when > the ceiling mastery	Ceiling Mastery Mastery at which winrate stops increasing	Winrate Delta Difference between Ceiling and Floor winrates	Sample Size Number of games used to calculate these metrics
Shaco	36.69%	48.60%	11,349	11.90%	15,847
Dr. Mundo	46.26%	53.47%	22,992	7.20%	25,645
Sona	44.79%	52.89%	4,951	8.10%	9,303
Kassadin	42.53%	50.29%	1,391	7.77%	6,506
Irelia	46.87%	52.39%	62,597	5.52%	13,453
Janna	45.33%	50.97%	604	5.64%	12,850
Gangplank	38.40%	46.55%	6,804	8.15%	8,210
Corki	43.34%	51.51%	41,692	8.17%	16,821
Karma	41.97%	50.76%	8,276	8.80%	24,909
Taric	42.49%	55.56%	19,765	13.07%	6,952
Veigar	44.68%	53.39%	29,377	8.71%	20,585
Trundle	42.13%	52.27%	8,017	10.13%	17,665
Swain	43.28%	53.80%	41,789	10.52%	24,374
Caitlyn	44.08%	51.10%	26,705	7.01%	48,129
Blitzcrank	42.62%	49.87%	696	7.25%	13,888
Malphite	45.71%	52.51%	13,778	6.80%	30,997
Katarina	37.84%	47.49%	46,402	9.65%	7,883
Nocturne	46.65%	54.31%	59,572	7.66%	29,929
Maokai	45.09%	52.97%	61,048	7.88%	15,083
Renekton	41.85%	51.96%	47,262	10.12%	14,794
Jarvan IV	45.14%	52.23%	25,916	7.09%	23,357
Elise	40.51%	49.98%	6,474	9.47%	14,545
Orianna	42.35%	52.34%	77,652	9.99%	14,773
Wukong	44.63%	57.78%	87,120	13.15%	19,198
Brand	43.80%	51.74%	19,778	7.94%	20,646
Lee Sin	41.19%	46.91%	28,366	5.72%	15,807
Vayne	45.05%	52.60%	33,707	7.54%	26,068
Rumble	39.30%	51.84%	44,681	12.54%	7,633
Cassiopeia	45.67%	52.77%	1,277	7.10%	7,730
Skarner	32.97%	47.27%	8,448	14.30%	6,762
Heimerdinger	43.34%	53.26%	20,564	9.91%	8,626
Nasus	45.53%	53.40%	40,419	7.86%	18,427
Nidalee	34.96%	45.31%	24,028	10.35%	5,868
Udyr	39.64%	52.04%	25,162	12.40%	9,420
Poppy	41.37%	52.70%	40,936	11.34%	15,512
Gragas	41.50%	49.33%	27,950	7.84%	14,595
Pantheon	41.47%	54.55%	94,132	13.07%	37,127
Ezreal	40.84%	48.22%	52,694	7.38%	37,503
Mordekaiser	41.23%	53.30%	46,369	12.07%	29,843
Yorick	43.91%	54.76%	17,850	10.85%	31,248
Akali	41.72%	51.12%	82,231	9.39%	15,780
Kennen	41.50%	51.71%	4,697	10.21%	8,044
Garen	43.44%	52.30%	27,467	8.87%	38,073
Leona	44.24%	53.39%	63,338	9.15%	18,864
Malzahar	43.10%	53.01%	42,817	9.91%	29,424
Talon	39.85%	49.64%	3,173	9.79%	13,560
Riven	37.31%	49.50%	12,055	12.19%	10,465
Kog'Maw	42.35%	58.58%	91,409	16.24%	12,440
Shen	40.32%	51.51%	54,376	11.19%	15,265
Lux	43.19%	51.56%	71,533	8.37%	33,065
Xerath	44.50%	52.48%	63,279	7.98%	18,785
Shyvana	42.56%	52.18%	3,231	9.63%	8,358
Ahri	44.78%	52.74%	55,733	7.96%	36,009
Graves	42.43%	49.50%	4,034	7.07%	17,644
Fizz	44.45%	50.65%	29,547	6.20%	10,278
Volibear	42.87%	53.71%	79,187	10.84%	37,022
Rengar	34.94%	46.53%	6,216	11.59%	7,342
Varus	42.66%	51.51%	75,454	8.85%	23,879
Nautilus	41.03%	50.16%	19,615	9.13%	27,038
Viktor	43.47%	52.35%	23,777	8.88%	28,604
Sejuani	43.06%	49.64%	863	6.59%	10,462
Fiora	42.95%	50.62%	2,583	7.68%	10,329
Ziggs	43.55%	51.63%	11,780	8.08%	10,565
Annie	45.70%	54.08%	61,411	8.38%	12,972
Olaf	46.47%	52.43%	41,627	5.95%	7,310
Galio	44.46%	53.50%	11,499	9.04%	27,471
Twisted Fate	41.98%	54.75%	90,143	12.77%	11,390
Xin Zhao	47.10%	51.41%	588	4.31%	17,987
Urgot	42.05%	55.89%	56,360	13.84%	13,964
LeBlanc	39.87%	49.31%	45,906	9.44%	16,066
Vladimir	39.99%	52.81%	53,666	12.82%	19,827
Fiddlesticks	42.67%	55.47%	82,402	12.81%	13,938
Kayle	43.69%	53.88%	44,520	10.19%	26,987
Master Yi	41.71%	51.29%	8,340	9.58%	20,895
Alistar	44.32%	51.20%	51,868	6.89%	12,140
Ryze	43.34%	51.83%	46,307	8.50%	12,348
Sion	41.24%	52.24%	62,234	11.00%	24,437
Sivir	45.40%	51.98%	809	6.57%	20,728
Soraka	42.48%	52.33%	29,671	9.85%	13,273
Teemo	43.46%	55.69%	86,096	12.23%	23,274
Tristana	45.72%	51.36%	546	5.64%	38,434
Warwick	44.35%	54.72%	60,645	10.37%	26,789
Nunu & Willump	39.08%	53.98%	26,655	14.90%	13,602
Miss Fortune	47.17%	52.70%	1,237	5.53%	40,268
Ashe	42.58%	49.89%	36,150	7.31%	31,571
Tryndamere	41.00%	50.33%	5,499	9.33%	13,849
Jax	43.89%	49.75%	832	5.87%	20,580
Morgana	42.49%	52.41%	15,938	9.92%	20,408
Zilean	43.65%	51.09%	10,865	7.44%	8,124
Singed	39.32%	53.95%	48,559	14.63%	9,560
Evelynn	38.91%	49.14%	17,204	10.23%	5,903
Twitch	43.83%	57.04%	91,132	13.21%	24,006
Karthus	41.78%	50.21%	5,426	8.44%	9,046
Cho'Gath	42.65%	52.55%	20,570	9.90%	38,724
Amumu	42.91%	54.14%	41,854	11.24%	31,898
Rammus	42.82%	51.79%	6,679	8.97%	8,420
Anivia	39.24%	53.14%	30,027	13.90%	8,089
Lulu	43.51%	51.74%	6,202	8.23%	32,873
Draven	42.44%	48.61%	466	6.17%	12,645
Hecarim	41.52%	56.75%	93,966	15.22%	14,478
Kha'Zix	44.17%	49.02%	677	4.85%	12,019
Darius	43.22%	51.74%	30,345	8.52%	44,286
K'Sante	36.19%	47.35%	20,013	11.16%	9,826
Smolder	41.70%	51.76%	63,699	10.06%	29,554
Milio	46.69%	52.59%	665	5.90%	21,456
Hwei	41.56%	53.32%	36,485	11.76%	19,408
Naafiri	43.66%	55.25%	7,969	11.59%	35,868
Jayce	41.10%	47.73%	18,484	6.63%	12,382
Lissandra	42.83%	51.28%	9,050	8.44%	10,165
Diana	47.82%	53.06%	972	5.24%	39,267
Quinn	42.24%	52.82%	26,360	10.58%	12,558
Syndra	43.58%	53.71%	70,480	10.13%	21,487
Aurelion Sol	39.84%	52.94%	35,141	13.10%	11,002
Kayn	43.26%	52.09%	39,469	8.83%	32,762
Zoe	38.87%	49.14%	47,134	10.27%	6,018
Zyra	40.87%	51.83%	8,189	10.97%	16,865
Kai'Sa	44.39%	47.92%	765	3.53%	35,069
Seraphine	42.83%	51.93%	2,554	9.10%	15,395
Gnar	41.61%	49.10%	12,312	7.49%	9,948
Zac	39.66%	53.20%	64,851	13.54%	9,964
Yasuo	39.75%	51.47%	83,227	11.72%	22,226
Vel'Koz	40.95%	52.69%	3,071	11.75%	14,187
Taliyah	39.97%	50.23%	26,215	10.26%	8,416
Camille	44.96%	49.18%	1,259	4.21%	9,964
Akshan	38.99%	53.83%	69,150	14.85%	11,811
Bel'Veth	37.40%	50.51%	28,675	13.11%	6,749
Braum	43.53%	52.00%	7,252	8.46%	21,561
Jhin	43.18%	50.71%	44,006	7.53%	40,741
Kindred	43.17%	50.02%	857	6.85%	12,223
Zeri	41.62%	49.43%	862	7.81%	9,508
Jinx	45.37%	52.42%	68,161	7.05%	52,838
Tahm Kench	41.30%	51.57%	13,477	10.27%	20,431
Briar	38.21%	54.17%	49,721	15.96%	14,323
Viego	43.72%	52.14%	62,362	8.42%	31,626
Senna	42.35%	51.20%	30,971	8.85%	19,963
Lucian	44.55%	50.09%	794	5.54%	23,717
Zed	40.43%	47.91%	12,865	7.48%	15,898
Kled	39.00%	50.07%	724	11.07%	3,806
Ekko	44.37%	49.79%	0	5.42%	16,633
Qiyana	36.14%	46.22%	3,127	10.08%	5,725
Vi	40.48%	50.70%	26,709	10.22%	22,741
Aatrox	40.11%	50.31%	38,556	10.20%	15,565
Nami	44.24%	53.22%	3,187	8.98%	26,806
Azir	35.87%	51.31%	62,240	15.44%	7,853
Yuumi	34.47%	54.61%	76,463	20.15%	15,537
Samira	42.63%	51.66%	52,647	9.04%	12,811
Thresh	40.27%	51.32%	38,989	11.05%	25,064
Illaoi	40.89%	52.37%	36,347	11.49%	8,946
Rek'Sai	38.04%	48.23%	5,011	10.19%	2,816
Ivern	37.39%	50.18%	18,859	12.79%	5,659
Kalista	40.77%	46.23%	967	5.46%	5,105
Bard	40.88%	52.72%	79,169	11.84%	9,640
Rakan	43.49%	50.59%	32,564	7.10%	10,834
Xayah	45.74%	52.24%	69,141	6.49%	13,347
Ornn	40.51%	52.34%	13,259	11.83%	11,081
Sylas	44.25%	49.53%	793	5.29%	27,073
Neeko	39.88%	49.56%	863	9.68%	7,783
Aphelios	41.52%	50.40%	58,456	8.88%	13,059
Rell	40.18%	52.11%	26,525	11.93%	14,147
Pyke	39.51%	51.66%	69,556	12.15%	13,956
Vex	44.42%	51.09%	6,543	6.67%	11,416
Yone	42.88%	50.95%	68,800	8.07%	35,822
Ambessa	39.14%	54.20%	72,738	15.06%	19,460
Mel	41.18%	49.91%	4,599	8.72%	68,460
Sett	44.55%	51.69%	28,358	7.14%	23,110
Lillia	44.03%	51.98%	5,710	7.95%	19,917
Gwen	42.12%	52.32%	25,990	10.20%	31,133
Renata Glasc	45.65%	53.02%	19,983	7.37%	6,587
Aurora	39.91%	51.34%	7,184	11.43%	20,247
Nilah	45.00%	57.46%	69,301	12.46%	10,596