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: 90,237,660
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 14.2 is the strongest counter to support champions of Morgana, Thresh & Nautilus. While Karthus support is countered most by support champions of Nami, Maokai & Soraka. Below is a detailed breakdown of Karthus support counters against support champions with a minimum of 100 games.
Nami
la Invocadora de Mareas
Karthus wins against Nami 37.01% of the time which is 12.26% lower against Nami than the average opponent.
After normalising both champions win rates Karthus wins against Nami 8.55% less often than would be expected.
The average opponent winrate against Nami is 49.27%.
Maokai
el Treant Retorcido
Karthus wins against Maokai 37.38% of the time which is 5.83% lower against Maokai than the average opponent.
After normalising both champions win rates Karthus wins against Maokai 2.26% less often than would be expected.
The average opponent winrate against Maokai is 43.21%.
Soraka
la Hija de las Estrellas
Karthus wins against Soraka 38.53% of the time which is 11.58% lower against Soraka than the average opponent.
After normalising both champions win rates Karthus wins against Soraka 7.86% less often than would be expected.
The average opponent winrate against Soraka is 50.11%.
Milio
La Flama Gentil
Karthus wins against Milio 41.61% of the time which is 8.13% lower against Milio than the average opponent.
After normalising both champions win rates Karthus wins against Milio 4.41% less often than would be expected.
The average opponent winrate against Milio is 49.74%.
Xerath
el Mago Ascendente
Karthus wins against Xerath 41.73% of the time which is 7.10% lower against Xerath than the average opponent.
After normalising both champions win rates Karthus wins against Xerath 3.39% less often than would be expected.
The average opponent winrate against Xerath is 48.83%.
Brand
la Venganza Ardiente
Karthus wins against Brand 42.11% of the time which is 3.86% lower against Brand than the average opponent.
After normalising both champions win rates Karthus wins against Brand 0.21% less often than would be expected.
The average opponent winrate against Brand is 45.97%.
Senna
la Redentora
Karthus wins against Senna 42.42% of the time which is 5.57% lower against Senna than the average opponent.
After normalising both champions win rates Karthus wins against Senna 1.88% less often than would be expected.
The average opponent winrate against Senna is 47.99%.
Rakan
El Encantador
Karthus wins against Rakan 43.44% of the time which is 5.39% lower against Rakan than the average opponent.
After normalising both champions win rates Karthus wins against Rakan 1.68% less often than would be expected.
The average opponent winrate against Rakan is 48.83%.
Janna
la Furia de la Tormenta
Karthus wins against Janna 44.00% of the time which is 3.20% lower against Janna than the average opponent.
After normalising both champions win rates Karthus wins against Janna 0.48% more often than would be expected.
The average opponent winrate against Janna is 47.20%.
Lux
la Dama Luminosa
Karthus wins against Lux 44.79% of the time which is 5.07% lower against Lux than the average opponent.
After normalising both champions win rates Karthus wins against Lux 1.35% less often than would be expected.
The average opponent winrate against Lux is 49.86%.
Karma
la Iluminada
Karthus wins against Karma 44.96% of the time which is 5.76% lower against Karma than the average opponent.
After normalising both champions win rates Karthus wins against Karma 2.03% less often than would be expected.
The average opponent winrate against Karma is 50.72%.
Lulu
La Hechicera Hadística
Karthus wins against Lulu 45.54% of the time which is 6.61% lower against Lulu than the average opponent.
After normalising both champions win rates Karthus wins against Lulu 2.88% less often than would be expected.
The average opponent winrate against Lulu is 52.15%.
Bardo
el Guardián Trotamundos
Karthus wins against Bardo 45.83% of the time which is 1.16% lower against Bardo than the average opponent.
After normalising both champions win rates Karthus wins against Bardo 2.52% more often than would be expected.
The average opponent winrate against Bardo is 46.99%.
Pyke
el Destripador del Muelle Rojo
Karthus wins against Pyke 46.10% of the time which is 4.44% lower against Pyke than the average opponent.
After normalising both champions win rates Karthus wins against Pyke 0.72% less often than would be expected.
The average opponent winrate against Pyke is 50.54%.
Yuumi
la gatita mágica
Karthus wins against Yuumi 46.60% of the time which is 5.24% lower against Yuumi than the average opponent.
After normalising both champions win rates Karthus wins against Yuumi 1.51% less often than would be expected.
The average opponent winrate against Yuumi is 51.84%.
Leona
el Radiante Amanecer
Karthus wins against Leona 46.67% of the time which is 0.72% lower against Leona than the average opponent.
After normalising both champions win rates Karthus wins against Leona 2.96% more often than would be expected.
The average opponent winrate against Leona is 47.39%.
Blitzcrank
el Gran Gólem de Vapor
Karthus wins against Blitzcrank 47.51% of the time which is 0.87% lower against Blitzcrank than the average opponent.
After normalising both champions win rates Karthus wins against Blitzcrank 2.83% more often than would be expected.
The average opponent winrate against Blitzcrank is 48.38%.
Zyra
el Despertar de las Espinas
Karthus wins against Zyra 49.13% of the time which is 3.36% higher against Zyra than the average opponent.
After normalising both champions win rates Karthus wins against Zyra 7.01% more often than would be expected.
The average opponent winrate against Zyra is 45.77%.
Nautilus
el Titán de las Profundidades
Karthus wins against Nautilus 50.54% of the time which is 0.53% lower against Nautilus than the average opponent.
After normalising both champions win rates Karthus wins against Nautilus 3.20% more often than would be expected.
The average opponent winrate against Nautilus is 51.07%.
Morgana
la Desolada
Karthus wins against Morgana 50.97% of the time which is 3.18% higher against Morgana than the average opponent.
After normalising both champions win rates Karthus wins against Morgana 6.87% more often than would be expected.
The average opponent winrate against Morgana is 47.79%.
Thresh
el Carcelero Implacable
Karthus wins against Thresh 50.97% of the time which is 0.33% lower against Thresh than the average opponent.
After normalising both champions win rates Karthus wins against Thresh 3.40% more often than would be expected.
The average opponent winrate against Thresh is 51.30%.