This will vary because unlike other stat sites we include 100% of a brackets champions played and never include champions that don't belong in the bracket.
Gold+ Champions Analysed: 60,716,384
We include 100% of the champions played of every selected tier bracket in our analysis, we never include champions from outside the tier quoted tier.
Karthus Counters
Karthus jungle vs middle Counters
Karthus jungle on Patch 15.1 is the strongest counter to middle champions of Ezreal, Smolder & Varus. While Karthus jungle is countered most by middle champions of Tryndamere, Kled & Rumble. Below is a detailed breakdown of Karthus jungle counters against middle champions with a minimum of 100 games.
Tryndamere
o Rei Bárbaro
Karthus wins against Tryndamere 36.15% of the time which is 10.74% lower against Tryndamere than the average opponent.
After normalising both champions win rates Karthus wins against Tryndamere 10.06% less often than would be expected.
The average opponent winrate against Tryndamere is 46.89%.
Kled
o Cavaleiro Intratável
Karthus wins against Kled 36.54% of the time which is 8.96% lower against Kled than the average opponent.
After normalising both champions win rates Karthus wins against Kled 8.28% less often than would be expected.
The average opponent winrate against Kled is 45.50%.
Rumble
a Ameaça Mecânica
Karthus wins against Rumble 40.43% of the time which is 7.28% lower against Rumble than the average opponent.
After normalising both champions win rates Karthus wins against Rumble 6.59% less often than would be expected.
The average opponent winrate against Rumble is 47.71%.
Morgana
a Caída
Karthus wins against Morgana 40.98% of the time which is 6.15% lower against Morgana than the average opponent.
After normalising both champions win rates Karthus wins against Morgana 5.47% less often than would be expected.
The average opponent winrate against Morgana is 47.13%.
Mordekaiser
o Revenã de Ferro
Karthus wins against Mordekaiser 42.51% of the time which is 3.82% lower against Mordekaiser than the average opponent.
After normalising both champions win rates Karthus wins against Mordekaiser 3.14% less often than would be expected.
The average opponent winrate against Mordekaiser is 46.33%.
Darius
a Mão de Noxus
Karthus wins against Darius 42.57% of the time which is 4.77% lower against Darius than the average opponent.
After normalising both champions win rates Karthus wins against Darius 4.08% less often than would be expected.
The average opponent winrate against Darius is 47.34%.
Garen
o Poder de Demacia
Karthus wins against Garen 44.26% of the time which is 2.52% lower against Garen than the average opponent.
After normalising both champions win rates Karthus wins against Garen 1.84% less often than would be expected.
The average opponent winrate against Garen is 46.78%.
Quinn
as Asas de Demacia
Karthus wins against Quinn 44.26% of the time which is 3.47% lower against Quinn than the average opponent.
After normalising both champions win rates Karthus wins against Quinn 2.78% less often than would be expected.
The average opponent winrate against Quinn is 47.73%.
Ambessa
Matriarca da Guerra
Karthus wins against Ambessa 44.27% of the time which is 6.25% lower against Ambessa than the average opponent.
After normalising both champions win rates Karthus wins against Ambessa 5.56% less often than would be expected.
The average opponent winrate against Ambessa is 50.52%.
Cho'Gath
o Terror do Vazio
Karthus wins against Cho'Gath 44.65% of the time which is 1.97% lower against Cho'Gath than the average opponent.
After normalising both champions win rates Karthus wins against Cho'Gath 1.29% less often than would be expected.
The average opponent winrate against Cho'Gath is 46.62%.
Naafiri
Fera das Cem Mordidas
Karthus wins against Naafiri 44.94% of the time which is 3.46% lower against Naafiri than the average opponent.
After normalising both champions win rates Karthus wins against Naafiri 2.77% less often than would be expected.
The average opponent winrate against Naafiri is 48.40%.
Sett
o Chefe
Karthus wins against Sett 44.98% of the time which is 1.70% lower against Sett than the average opponent.
After normalising both champions win rates Karthus wins against Sett 1.02% less often than would be expected.
The average opponent winrate against Sett is 46.68%.
Irelia
a Dançarina das Lâminas
Karthus wins against Irelia 45.08% of the time which is 2.85% lower against Irelia than the average opponent.
After normalising both champions win rates Karthus wins against Irelia 2.16% less often than would be expected.
The average opponent winrate against Irelia is 47.93%.
Nasus
o Curador das Areias
Karthus wins against Nasus 45.32% of the time which is 4.09% lower against Nasus than the average opponent.
After normalising both champions win rates Karthus wins against Nasus 3.40% less often than would be expected.
The average opponent winrate against Nasus is 49.41%.
Heimerdinger
o Inventor Idolatrado
Karthus wins against Heimerdinger 45.35% of the time which is 0.32% lower against Heimerdinger than the average opponent.
After normalising both champions win rates Karthus wins against Heimerdinger 0.36% more often than would be expected.
The average opponent winrate against Heimerdinger is 45.67%.
Ryze
o Mago Rúnico
Karthus wins against Ryze 45.41% of the time which is 3.14% lower against Ryze than the average opponent.
After normalising both champions win rates Karthus wins against Ryze 2.45% less often than would be expected.
The average opponent winrate against Ryze is 48.55%.
Cassiopeia
o Abraço da Serpente
Karthus wins against Cassiopeia 45.81% of the time which is 0.97% lower against Cassiopeia than the average opponent.
After normalising both champions win rates Karthus wins against Cassiopeia 0.29% less often than would be expected.
The average opponent winrate against Cassiopeia is 46.78%.
Aatrox
a Espada Darkin
Karthus wins against Aatrox 45.83% of the time which is 3.05% lower against Aatrox than the average opponent.
After normalising both champions win rates Karthus wins against Aatrox 2.36% less often than would be expected.
The average opponent winrate against Aatrox is 48.88%.
Anivia
a Criofênix
Karthus wins against Anivia 45.88% of the time which is 1.67% lower against Anivia than the average opponent.
After normalising both champions win rates Karthus wins against Anivia 0.98% less often than would be expected.
The average opponent winrate against Anivia is 47.55%.
Zilean
o Guardião do Tempo
Karthus wins against Zilean 46.11% of the time which is 1.74% lower against Zilean than the average opponent.
After normalising both champions win rates Karthus wins against Zilean 1.05% less often than would be expected.
The average opponent winrate against Zilean is 47.85%.
K'Sante
o Orgulho de Nazumah.
Karthus wins against K'Sante 46.27% of the time which is 5.05% lower against K'Sante than the average opponent.
After normalising both champions win rates Karthus wins against K'Sante 4.36% less often than would be expected.
The average opponent winrate against K'Sante is 51.32%.
Lux
a Dama da Luz
Karthus wins against Lux 46.31% of the time which is 1.29% lower against Lux than the average opponent.
After normalising both champions win rates Karthus wins against Lux 0.60% less often than would be expected.
The average opponent winrate against Lux is 47.60%.
Veigar
o Pequeno Mestre do Mal
Karthus wins against Veigar 46.38% of the time which is 1.33% lower against Veigar than the average opponent.
After normalising both champions win rates Karthus wins against Veigar 0.64% less often than would be expected.
The average opponent winrate against Veigar is 47.71%.
Vel'Koz
o Olho do Vazio
Karthus wins against Vel'Koz 46.60% of the time which is 0.36% lower against Vel'Koz than the average opponent.
After normalising both champions win rates Karthus wins against Vel'Koz 0.32% more often than would be expected.
The average opponent winrate against Vel'Koz is 46.96%.
Vladimir
o Sanguinário Escarlate
Karthus wins against Vladimir 46.84% of the time which is 2.23% lower against Vladimir than the average opponent.
After normalising both champions win rates Karthus wins against Vladimir 1.54% less often than would be expected.
The average opponent winrate against Vladimir is 49.07%.
Riven
a Exilada
Karthus wins against Riven 46.88% of the time which is 0.43% lower against Riven than the average opponent.
After normalising both champions win rates Karthus wins against Riven 0.26% more often than would be expected.
The average opponent winrate against Riven is 47.31%.
Galio
o Colosso
Karthus wins against Galio 46.89% of the time which is 1.45% lower against Galio than the average opponent.
After normalising both champions win rates Karthus wins against Galio 0.76% less often than would be expected.
The average opponent winrate against Galio is 48.34%.
Gragas
o Badernista
Karthus wins against Gragas 47.04% of the time which is 1.81% lower against Gragas than the average opponent.
After normalising both champions win rates Karthus wins against Gragas 1.12% less often than would be expected.
The average opponent winrate against Gragas is 48.85%.
Kog'Maw
a Boca do Abismo
Karthus wins against Kog'Maw 47.06% of the time which is 3.36% lower against Kog'Maw than the average opponent.
After normalising both champions win rates Karthus wins against Kog'Maw 2.67% less often than would be expected.
The average opponent winrate against Kog'Maw is 50.42%.
Xerath
o Mago Ascendente
Karthus wins against Xerath 47.34% of the time which is 1.55% lower against Xerath than the average opponent.
After normalising both champions win rates Karthus wins against Xerath 0.86% less often than would be expected.
The average opponent winrate against Xerath is 48.89%.
Caitlyn
a Xerife de Piltover
Karthus wins against Caitlyn 47.37% of the time which is 5.61% lower against Caitlyn than the average opponent.
After normalising both champions win rates Karthus wins against Caitlyn 4.92% less often than would be expected.
The average opponent winrate against Caitlyn is 52.98%.
Pantheon
a Lança Indestrutível
Karthus wins against Pantheon 47.48% of the time which is 0.01% higher against Pantheon than the average opponent.
After normalising both champions win rates Karthus wins against Pantheon 0.70% more often than would be expected.
The average opponent winrate against Pantheon is 47.47%.
Akshan
o Sentinela Rebelde
Karthus wins against Akshan 47.51% of the time which is 1.90% lower against Akshan than the average opponent.
After normalising both champions win rates Karthus wins against Akshan 1.21% less often than would be expected.
The average opponent winrate against Akshan is 49.41%.
Orianna
a Donzela Mecânica
Karthus wins against Orianna 47.84% of the time which is 2.26% lower against Orianna than the average opponent.
After normalising both champions win rates Karthus wins against Orianna 1.57% less often than would be expected.
The average opponent winrate against Orianna is 50.10%.
Shen
o Olho do Crepúsculo
Karthus wins against Shen 48.03% of the time which is 0.01% higher against Shen than the average opponent.
After normalising both champions win rates Karthus wins against Shen 0.70% more often than would be expected.
The average opponent winrate against Shen is 48.02%.
Ekko
o Rapaz que Estilhaçou o Tempo
Karthus wins against Ekko 48.05% of the time which is 2.15% lower against Ekko than the average opponent.
After normalising both champions win rates Karthus wins against Ekko 1.46% less often than would be expected.
The average opponent winrate against Ekko is 50.20%.
Viktor
o Arauto do Arcano
Karthus wins against Viktor 48.06% of the time which is 0.36% lower against Viktor than the average opponent.
After normalising both champions win rates Karthus wins against Viktor 0.33% more often than would be expected.
The average opponent winrate against Viktor is 48.42%.
Annie
a Criança Sombria
Karthus wins against Annie 48.10% of the time which is 0.30% higher against Annie than the average opponent.
After normalising both champions win rates Karthus wins against Annie 0.99% more often than would be expected.
The average opponent winrate against Annie is 47.80%.
Malzahar
o Profeta do Vazio
Karthus wins against Malzahar 48.13% of the time which is 0.72% higher against Malzahar than the average opponent.
After normalising both champions win rates Karthus wins against Malzahar 1.41% more often than would be expected.
The average opponent winrate against Malzahar is 47.41%.
Yone
o Inesquecido
Karthus wins against Yone 48.14% of the time which is 3.18% lower against Yone than the average opponent.
After normalising both champions win rates Karthus wins against Yone 2.49% less often than would be expected.
The average opponent winrate against Yone is 51.32%.
Syndra
a Soberana Sombria
Karthus wins against Syndra 48.17% of the time which is 1.00% lower against Syndra than the average opponent.
After normalising both champions win rates Karthus wins against Syndra 0.31% less often than would be expected.
The average opponent winrate against Syndra is 49.17%.
Malphite
o Fragmento do Monolito
Karthus wins against Malphite 48.18% of the time which is 0.41% higher against Malphite than the average opponent.
After normalising both champions win rates Karthus wins against Malphite 1.10% more often than would be expected.
The average opponent winrate against Malphite is 47.77%.
Hwei
o Visionário
Karthus wins against Hwei 48.43% of the time which is 0.30% lower against Hwei than the average opponent.
After normalising both champions win rates Karthus wins against Hwei 0.39% more often than would be expected.
The average opponent winrate against Hwei is 48.73%.
Seraphine
a Cantora Sonhadora
Karthus wins against Seraphine 48.51% of the time which is 2.84% lower against Seraphine than the average opponent.
After normalising both champions win rates Karthus wins against Seraphine 2.15% less often than would be expected.
The average opponent winrate against Seraphine is 51.35%.
Sion
o Colosso Morto-Vivo
Karthus wins against Sion 48.60% of the time which is 0.52% higher against Sion than the average opponent.
After normalising both champions win rates Karthus wins against Sion 1.21% more often than would be expected.
The average opponent winrate against Sion is 48.08%.
Aurelion Sol
o Forjador de Estrelas
Karthus wins against Aurelion Sol 48.85% of the time which is 0.35% lower against Aurelion Sol than the average opponent.
After normalising both champions win rates Karthus wins against Aurelion Sol 0.34% more often than would be expected.
The average opponent winrate against Aurelion Sol is 49.20%.
Kassadin
o Andarilho do Vazio
Karthus wins against Kassadin 48.91% of the time which is 1.27% lower against Kassadin than the average opponent.
After normalising both champions win rates Karthus wins against Kassadin 0.58% less often than would be expected.
The average opponent winrate against Kassadin is 50.18%.
Aurora
a Bruxa Entre Mundos
Karthus wins against Aurora 49.04% of the time which is 1.37% lower against Aurora than the average opponent.
After normalising both champions win rates Karthus wins against Aurora 0.68% less often than would be expected.
The average opponent winrate against Aurora is 50.41%.
Karma
a Iluminada
Karthus wins against Karma 49.24% of the time which is 0.29% higher against Karma than the average opponent.
After normalising both champions win rates Karthus wins against Karma 0.98% more often than would be expected.
The average opponent winrate against Karma is 48.95%.
Twisted Fate
o Mestre das Cartas
Karthus wins against Twisted Fate 49.42% of the time which is 1.20% lower against Twisted Fate than the average opponent.
After normalising both champions win rates Karthus wins against Twisted Fate 0.51% less often than would be expected.
The average opponent winrate against Twisted Fate is 50.62%.
Zoe
o Aspecto do Crepúsculo
Karthus wins against Zoe 49.44% of the time which is 0.52% lower against Zoe than the average opponent.
After normalising both champions win rates Karthus wins against Zoe 0.17% more often than would be expected.
The average opponent winrate against Zoe is 49.96%.
Brand
a Vingança Flamejante
Karthus wins against Brand 49.51% of the time which is 0.86% higher against Brand than the average opponent.
After normalising both champions win rates Karthus wins against Brand 1.55% more often than would be expected.
The average opponent winrate against Brand is 48.65%.
Talon
a Sombra da Lâmina
Karthus wins against Talon 49.52% of the time which is 0.71% lower against Talon than the average opponent.
After normalising both champions win rates Karthus wins against Talon 0.02% less often than would be expected.
The average opponent winrate against Talon is 50.23%.
Swain
o Grande General Noxiano
Karthus wins against Swain 49.74% of the time which is 0.61% higher against Swain than the average opponent.
After normalising both champions win rates Karthus wins against Swain 1.30% more often than would be expected.
The average opponent winrate against Swain is 49.13%.
Zac
a Arma Secreta
Karthus wins against Zac 49.74% of the time which is 2.85% higher against Zac than the average opponent.
After normalising both champions win rates Karthus wins against Zac 3.53% more often than would be expected.
The average opponent winrate against Zac is 46.89%.
Kayle
a Justa
Karthus wins against Kayle 49.75% of the time which is 2.71% higher against Kayle than the average opponent.
After normalising both champions win rates Karthus wins against Kayle 3.39% more often than would be expected.
The average opponent winrate against Kayle is 47.04%.
Ahri
a Raposa de Nove Caudas
Karthus wins against Ahri 49.84% of the time which is 0.48% higher against Ahri than the average opponent.
After normalising both champions win rates Karthus wins against Ahri 1.17% more often than would be expected.
The average opponent winrate against Ahri is 49.36%.
Azir
o Imperador das Areias
Karthus wins against Azir 49.96% of the time which is 1.86% lower against Azir than the average opponent.
After normalising both champions win rates Karthus wins against Azir 1.17% less often than would be expected.
The average opponent winrate against Azir is 51.82%.
Teemo
o Explorador Veloz
Karthus wins against Teemo 50.00% of the time which is 1.78% higher against Teemo than the average opponent.
After normalising both champions win rates Karthus wins against Teemo 2.47% more often than would be expected.
The average opponent winrate against Teemo is 48.22%.
Gangplank
o Terror dos Doze Mares
Karthus wins against Gangplank 50.00% of the time which is 0.61% lower against Gangplank than the average opponent.
After normalising both champions win rates Karthus wins against Gangplank 0.08% more often than would be expected.
The average opponent winrate against Gangplank is 50.61%.
Nunu e Willump
o Garoto e seu Yeti
Karthus wins against Nunu e Willump 50.00% of the time which is 0.96% lower against Nunu e Willump than the average opponent.
After normalising both champions win rates Karthus wins against Nunu e Willump 0.27% less often than would be expected.
The average opponent winrate against Nunu e Willump is 50.96%.
Akali
a Assassina Renegada
Karthus wins against Akali 50.07% of the time which is 0.28% lower against Akali than the average opponent.
After normalising both champions win rates Karthus wins against Akali 0.41% more often than would be expected.
The average opponent winrate against Akali is 50.35%.
Sylas
o Abjugado
Karthus wins against Sylas 50.21% of the time which is 0.35% lower against Sylas than the average opponent.
After normalising both champions win rates Karthus wins against Sylas 0.34% more often than would be expected.
The average opponent winrate against Sylas is 50.56%.
Kennen
o Coração da Tempestade
Karthus wins against Kennen 50.22% of the time which is 3.06% higher against Kennen than the average opponent.
After normalising both champions win rates Karthus wins against Kennen 3.74% more often than would be expected.
The average opponent winrate against Kennen is 47.16%.
Yasuo
o Imperdoável
Karthus wins against Yasuo 50.23% of the time which is 0.42% lower against Yasuo than the average opponent.
After normalising both champions win rates Karthus wins against Yasuo 0.27% more often than would be expected.
The average opponent winrate against Yasuo is 50.65%.
Fizz
o Trapaceiro das Marés
Karthus wins against Fizz 50.38% of the time which is 0.27% lower against Fizz than the average opponent.
After normalising both champions win rates Karthus wins against Fizz 0.42% more often than would be expected.
The average opponent winrate against Fizz is 50.65%.
Vex
a Melancolista
Karthus wins against Vex 50.58% of the time which is 2.07% higher against Vex than the average opponent.
After normalising both champions win rates Karthus wins against Vex 2.76% more often than would be expected.
The average opponent winrate against Vex is 48.51%.
Zed
o Mestre das Sombras
Karthus wins against Zed 50.59% of the time which is 1.27% lower against Zed than the average opponent.
After normalising both champions win rates Karthus wins against Zed 0.58% less often than would be expected.
The average opponent winrate against Zed is 51.86%.
Corki
o Bombardeiro Ousado
Karthus wins against Corki 50.79% of the time which is 0.32% lower against Corki than the average opponent.
After normalising both champions win rates Karthus wins against Corki 0.37% more often than would be expected.
The average opponent winrate against Corki is 51.11%.
Taliyah
a Tecelã de Pedras
Karthus wins against Taliyah 50.81% of the time which is 2.65% higher against Taliyah than the average opponent.
After normalising both champions win rates Karthus wins against Taliyah 3.34% more often than would be expected.
The average opponent winrate against Taliyah is 48.16%.
Kai'Sa
a Filha do Vazio
Karthus wins against Kai'Sa 50.81% of the time which is 4.94% lower against Kai'Sa than the average opponent.
After normalising both champions win rates Karthus wins against Kai'Sa 4.26% less often than would be expected.
The average opponent winrate against Kai'Sa is 55.75%.
Diana
o Escárnio da Lua
Karthus wins against Diana 50.81% of the time which is 1.23% higher against Diana than the average opponent.
After normalising both champions win rates Karthus wins against Diana 1.92% more often than would be expected.
The average opponent winrate against Diana is 49.58%.
Qiyana
a Imperatriz dos Elementos
Karthus wins against Qiyana 50.84% of the time which is 0.66% higher against Qiyana than the average opponent.
After normalising both champions win rates Karthus wins against Qiyana 1.35% more often than would be expected.
The average opponent winrate against Qiyana is 50.18%.
Katarina
a Lâmina Sinistra
Karthus wins against Katarina 50.86% of the time which is 0.70% lower against Katarina than the average opponent.
After normalising both champions win rates Karthus wins against Katarina 0.01% less often than would be expected.
The average opponent winrate against Katarina is 51.56%.
Ziggs
o Especialista em Hexplosivos
Karthus wins against Ziggs 50.93% of the time which is 0.02% higher against Ziggs than the average opponent.
After normalising both champions win rates Karthus wins against Ziggs 0.71% more often than would be expected.
The average opponent winrate against Ziggs is 50.91%.
Yorick
o Pastor de Almas
Karthus wins against Yorick 51.46% of the time which is 3.49% higher against Yorick than the average opponent.
After normalising both champions win rates Karthus wins against Yorick 4.18% more often than would be expected.
The average opponent winrate against Yorick is 47.97%.
LeBlanc
a Farsante
Karthus wins against LeBlanc 51.59% of the time which is 0.04% higher against LeBlanc than the average opponent.
After normalising both champions win rates Karthus wins against LeBlanc 0.73% more often than would be expected.
The average opponent winrate against LeBlanc is 51.55%.
Renekton
o Carniceiro das Areias
Karthus wins against Renekton 51.78% of the time which is 3.66% higher against Renekton than the average opponent.
After normalising both champions win rates Karthus wins against Renekton 4.35% more often than would be expected.
The average opponent winrate against Renekton is 48.12%.
Jayce
o Defensor do Amanhã
Karthus wins against Jayce 52.07% of the time which is 0.27% higher against Jayce than the average opponent.
After normalising both champions win rates Karthus wins against Jayce 0.96% more often than would be expected.
The average opponent winrate against Jayce is 51.80%.
Tristana
a Artilheira Yordle
Karthus wins against Tristana 52.67% of the time which is 1.68% lower against Tristana than the average opponent.
After normalising both champions win rates Karthus wins against Tristana 1.00% less often than would be expected.
The average opponent winrate against Tristana is 54.35%.
Viego
O Rei Destruído
Karthus wins against Viego 52.68% of the time which is 3.01% higher against Viego than the average opponent.
After normalising both champions win rates Karthus wins against Viego 3.70% more often than would be expected.
The average opponent winrate against Viego is 49.67%.
Lucian
o Purificador
Karthus wins against Lucian 52.78% of the time which is 3.34% lower against Lucian than the average opponent.
After normalising both champions win rates Karthus wins against Lucian 2.66% less often than would be expected.
The average opponent winrate against Lucian is 56.12%.
Lissandra
a Bruxa Gélida
Karthus wins against Lissandra 52.91% of the time which is 3.74% higher against Lissandra than the average opponent.
After normalising both champions win rates Karthus wins against Lissandra 4.43% more often than would be expected.
The average opponent winrate against Lissandra is 49.17%.
Neeko
a Camaleoa Curiosa
Karthus wins against Neeko 53.00% of the time which is 4.22% higher against Neeko than the average opponent.
After normalising both champions win rates Karthus wins against Neeko 4.91% more often than would be expected.
The average opponent winrate against Neeko is 48.78%.
Singed
o Químico Louco
Karthus wins against Singed 53.70% of the time which is 9.52% higher against Singed than the average opponent.
After normalising both champions win rates Karthus wins against Singed 10.19% more often than would be expected.
The average opponent winrate against Singed is 44.18%.
Varus
a Flecha da Vingança
Karthus wins against Varus 55.98% of the time which is 2.68% higher against Varus than the average opponent.
After normalising both champions win rates Karthus wins against Varus 3.37% more often than would be expected.
The average opponent winrate against Varus is 53.30%.
Smolder
o Filhote Flamejante
Karthus wins against Smolder 56.75% of the time which is 0.75% higher against Smolder than the average opponent.
After normalising both champions win rates Karthus wins against Smolder 1.43% more often than would be expected.
The average opponent winrate against Smolder is 56.00%.
Ezreal
o Explorador Pródigo
Karthus wins against Ezreal 57.83% of the time which is 2.54% higher against Ezreal than the average opponent.
After normalising both champions win rates Karthus wins against Ezreal 3.22% more often than would be expected.
The average opponent winrate against Ezreal is 55.29%.