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.
All Ranks Champions Analysed: 137,839,620
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 support vs support Counters
Karthus support on Patch 15.1 is the strongest counter to support champions of Braum, Seraphine & Pyke. While Karthus support is countered most by support champions of Lulu, Xerath & Milio. Below is a detailed breakdown of Karthus support counters against support champions with a minimum of 100 games.
Lulu
a Fada Feiticeira
Karthus wins against Lulu 39.47% of the time which is 9.80% lower against Lulu than the average opponent.
After normalising both champions win rates Karthus wins against Lulu 6.05% less often than would be expected.
The average opponent winrate against Lulu is 49.27%.
Xerath
o Mago Ascendente
Karthus wins against Xerath 39.80% of the time which is 9.13% lower against Xerath than the average opponent.
After normalising both champions win rates Karthus wins against Xerath 5.39% less often than would be expected.
The average opponent winrate against Xerath is 48.93%.
Milio
A Chama Gentil
Karthus wins against Milio 40.68% of the time which is 7.80% lower against Milio than the average opponent.
After normalising both champions win rates Karthus wins against Milio 4.06% less often than would be expected.
The average opponent winrate against Milio is 48.48%.
Vel'Koz
o Olho do Vazio
Karthus wins against Vel'Koz 40.87% of the time which is 7.06% lower against Vel'Koz than the average opponent.
After normalising both champions win rates Karthus wins against Vel'Koz 3.33% less often than would be expected.
The average opponent winrate against Vel'Koz is 47.93%.
Yuumi
a Gata Mágica
Karthus wins against Yuumi 41.18% of the time which is 11.27% lower against Yuumi than the average opponent.
After normalising both champions win rates Karthus wins against Yuumi 7.52% less often than would be expected.
The average opponent winrate against Yuumi is 52.45%.
Senna
A Redentora
Karthus wins against Senna 41.20% of the time which is 8.48% lower against Senna than the average opponent.
After normalising both champions win rates Karthus wins against Senna 4.73% less often than would be expected.
The average opponent winrate against Senna is 49.68%.
Soraka
a Filha das Estrelas
Karthus wins against Soraka 42.86% of the time which is 6.31% lower against Soraka than the average opponent.
After normalising both champions win rates Karthus wins against Soraka 2.57% less often than would be expected.
The average opponent winrate against Soraka is 49.17%.
Tahm Kench
o Rei do Rio
Karthus wins against Tahm Kench 43.06% of the time which is 5.56% lower against Tahm Kench than the average opponent.
After normalising both champions win rates Karthus wins against Tahm Kench 1.82% less often than would be expected.
The average opponent winrate against Tahm Kench is 48.62%.
Alistar
o Minotauro
Karthus wins against Alistar 44.23% of the time which is 6.81% lower against Alistar than the average opponent.
After normalising both champions win rates Karthus wins against Alistar 3.06% less often than would be expected.
The average opponent winrate against Alistar is 51.04%.
Neeko
a Camaleoa Curiosa
Karthus wins against Neeko 44.26% of the time which is 6.68% lower against Neeko than the average opponent.
After normalising both champions win rates Karthus wins against Neeko 2.93% less often than would be expected.
The average opponent winrate against Neeko is 50.94%.
Swain
o Grande General Noxiano
Karthus wins against Swain 44.79% of the time which is 6.37% lower against Swain than the average opponent.
After normalising both champions win rates Karthus wins against Swain 2.62% less often than would be expected.
The average opponent winrate against Swain is 51.16%.
Rell
a Dama de Ferro
Karthus wins against Rell 45.00% of the time which is 4.03% lower against Rell than the average opponent.
After normalising both champions win rates Karthus wins against Rell 0.29% less often than would be expected.
The average opponent winrate against Rell is 49.03%.
Karma
a Iluminada
Karthus wins against Karma 45.24% of the time which is 4.55% lower against Karma than the average opponent.
After normalising both champions win rates Karthus wins against Karma 0.80% less often than would be expected.
The average opponent winrate against Karma is 49.79%.
Leona
a Alvorada Radiante
Karthus wins against Leona 45.91% of the time which is 4.59% lower against Leona than the average opponent.
After normalising both champions win rates Karthus wins against Leona 0.84% less often than would be expected.
The average opponent winrate against Leona is 50.50%.
Lux
a Dama da Luz
Karthus wins against Lux 46.04% of the time which is 3.18% lower against Lux than the average opponent.
After normalising both champions win rates Karthus wins against Lux 0.56% more often than would be expected.
The average opponent winrate against Lux is 49.22%.
Brand
a Vingança Flamejante
Karthus wins against Brand 46.33% of the time which is 2.32% lower against Brand than the average opponent.
After normalising both champions win rates Karthus wins against Brand 1.42% more often than would be expected.
The average opponent winrate against Brand is 48.65%.
Zyra
a Ascensão dos Espinhos
Karthus wins against Zyra 46.82% of the time which is 0.68% lower against Zyra than the average opponent.
After normalising both champions win rates Karthus wins against Zyra 3.05% more often than would be expected.
The average opponent winrate against Zyra is 47.50%.
Morgana
a Caída
Karthus wins against Morgana 47.19% of the time which is 1.29% lower against Morgana than the average opponent.
After normalising both champions win rates Karthus wins against Morgana 2.45% more often than would be expected.
The average opponent winrate against Morgana is 48.48%.
Blitzcrank
o Grande Golem a Vapor
Karthus wins against Blitzcrank 47.24% of the time which is 4.30% lower against Blitzcrank than the average opponent.
After normalising both champions win rates Karthus wins against Blitzcrank 0.54% less often than would be expected.
The average opponent winrate against Blitzcrank is 51.54%.
Thresh
o Guardião das Correntes
Karthus wins against Thresh 47.26% of the time which is 3.60% lower against Thresh than the average opponent.
After normalising both champions win rates Karthus wins against Thresh 0.15% more often than would be expected.
The average opponent winrate against Thresh is 50.86%.
Nami
a Conjuradora das Marés
Karthus wins against Nami 48.07% of the time which is 0.14% higher against Nami than the average opponent.
After normalising both champions win rates Karthus wins against Nami 3.87% more often than would be expected.
The average opponent winrate against Nami is 47.93%.
Nautilus
o Titã das Profundezas
Karthus wins against Nautilus 48.11% of the time which is 3.48% lower against Nautilus than the average opponent.
After normalising both champions win rates Karthus wins against Nautilus 0.28% more often than would be expected.
The average opponent winrate against Nautilus is 51.59%.
Pantheon
a Lança Indestrutível
Karthus wins against Pantheon 49.59% of the time which is 0.53% lower against Pantheon than the average opponent.
After normalising both champions win rates Karthus wins against Pantheon 3.22% more often than would be expected.
The average opponent winrate against Pantheon is 50.12%.
Maokai
o Ente Sinistro
Karthus wins against Maokai 50.00% of the time which is 1.49% higher against Maokai than the average opponent.
After normalising both champions win rates Karthus wins against Maokai 5.23% more often than would be expected.
The average opponent winrate against Maokai is 48.51%.
Pyke
o Estripador das Águas Sangrentas
Karthus wins against Pyke 50.89% of the time which is 1.55% lower against Pyke than the average opponent.
After normalising both champions win rates Karthus wins against Pyke 2.20% more often than would be expected.
The average opponent winrate against Pyke is 52.44%.
Seraphine
a Cantora Sonhadora
Karthus wins against Seraphine 53.55% of the time which is 2.87% higher against Seraphine than the average opponent.
After normalising both champions win rates Karthus wins against Seraphine 6.62% more often than would be expected.
The average opponent winrate against Seraphine is 50.68%.
Braum
o Coração de Freljord
Karthus wins against Braum 55.07% of the time which is 5.60% higher against Braum than the average opponent.
After normalising both champions win rates Karthus wins against Braum 9.35% more often than would be expected.
The average opponent winrate against Braum is 49.47%.