

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: 122,339,990
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 14.21 is the strongest counter to support champions of Thresh, Rell & Brand. While Karthus support is countered most by support champions of Rakan, Lux & Nami. Below is a detailed breakdown of Karthus support counters against support champions with a minimum of 100 games.


Rakan
El Encantador
Karthus wins against Rakan 38.69% of the time which is 12.17% lower against Rakan than the average opponent.
After normalising both champions win rates Karthus wins against Rakan 7.51% less often than would be expected.
The average opponent winrate against Rakan is 50.86%.


Lux
la Dama Luminosa
Karthus wins against Lux 39.79% of the time which is 9.24% lower against Lux than the average opponent.
After normalising both champions win rates Karthus wins against Lux 4.60% less often than would be expected.
The average opponent winrate against Lux is 49.03%.


Nami
la Invocadora de Mareas
Karthus wins against Nami 40.12% of the time which is 7.89% lower against Nami than the average opponent.
After normalising both champions win rates Karthus wins against Nami 3.26% less often than would be expected.
The average opponent winrate against Nami is 48.01%.


Soraka
la Hija de las Estrellas
Karthus wins against Soraka 40.88% of the time which is 7.91% lower against Soraka than the average opponent.
After normalising both champions win rates Karthus wins against Soraka 3.27% less often than would be expected.
The average opponent winrate against Soraka is 48.79%.


Pantheon
la Lanza Inquebrantable
Karthus wins against Pantheon 41.18% of the time which is 8.86% lower against Pantheon than the average opponent.
After normalising both champions win rates Karthus wins against Pantheon 4.21% less often than would be expected.
The average opponent winrate against Pantheon is 50.04%.


Tahm Kench
El Rey del Río
Karthus wins against Tahm Kench 42.31% of the time which is 5.27% lower against Tahm Kench than the average opponent.
After normalising both champions win rates Karthus wins against Tahm Kench 0.65% less often than would be expected.
The average opponent winrate against Tahm Kench is 47.58%.


Poppy
la Guardiana del Martillo
Karthus wins against Poppy 43.27% of the time which is 5.41% lower against Poppy than the average opponent.
After normalising both champions win rates Karthus wins against Poppy 0.77% less often than would be expected.
The average opponent winrate against Poppy is 48.68%.


Morgana
la Desolada
Karthus wins against Morgana 43.42% of the time which is 5.19% lower against Morgana than the average opponent.
After normalising both champions win rates Karthus wins against Morgana 0.56% less often than would be expected.
The average opponent winrate against Morgana is 48.61%.


Leona
el Radiante Amanecer
Karthus wins against Leona 43.67% of the time which is 6.47% lower against Leona than the average opponent.
After normalising both champions win rates Karthus wins against Leona 1.82% less often than would be expected.
The average opponent winrate against Leona is 50.14%.


Neeko
la Camaleón Curiosa
Karthus wins against Neeko 44.35% of the time which is 6.34% lower against Neeko than the average opponent.
After normalising both champions win rates Karthus wins against Neeko 1.68% less often than would be expected.
The average opponent winrate against Neeko is 50.69%.


Swain
el Gran General Noxiano
Karthus wins against Swain 44.68% of the time which is 8.25% lower against Swain than the average opponent.
After normalising both champions win rates Karthus wins against Swain 3.59% less often than would be expected.
The average opponent winrate against Swain is 52.93%.


Xerath
el Mago Ascendente
Karthus wins against Xerath 45.81% of the time which is 2.80% lower against Xerath than the average opponent.
After normalising both champions win rates Karthus wins against Xerath 1.83% more often than would be expected.
The average opponent winrate against Xerath is 48.61%.


Nautilus
el Titán de las Profundidades
Karthus wins against Nautilus 45.99% of the time which is 5.41% lower against Nautilus than the average opponent.
After normalising both champions win rates Karthus wins against Nautilus 0.75% less often than would be expected.
The average opponent winrate against Nautilus is 51.40%.


Yuumi
la gatita mágica
Karthus wins against Yuumi 46.74% of the time which is 6.24% lower against Yuumi than the average opponent.
After normalising both champions win rates Karthus wins against Yuumi 1.58% less often than would be expected.
The average opponent winrate against Yuumi is 52.98%.


Zyra
el Despertar de las Espinas
Karthus wins against Zyra 46.89% of the time which is 0.96% lower against Zyra than the average opponent.
After normalising both champions win rates Karthus wins against Zyra 3.66% more often than would be expected.
The average opponent winrate against Zyra is 47.85%.


Lulu
La Hechicera Hadística
Karthus wins against Lulu 47.23% of the time which is 2.12% lower against Lulu than the average opponent.
After normalising both champions win rates Karthus wins against Lulu 2.52% more often than would be expected.
The average opponent winrate against Lulu is 49.35%.


Senna
la Redentora
Karthus wins against Senna 47.27% of the time which is 2.13% lower against Senna than the average opponent.
After normalising both champions win rates Karthus wins against Senna 2.51% more often than would be expected.
The average opponent winrate against Senna is 49.40%.


Pyke
el Destripador del Muelle Rojo
Karthus wins against Pyke 47.91% of the time which is 3.70% lower against Pyke than the average opponent.
After normalising both champions win rates Karthus wins against Pyke 0.96% more often than would be expected.
The average opponent winrate against Pyke is 51.61%.


Blitzcrank
el Gran Gólem de Vapor
Karthus wins against Blitzcrank 48.26% of the time which is 3.02% lower against Blitzcrank than the average opponent.
After normalising both champions win rates Karthus wins against Blitzcrank 1.64% more often than would be expected.
The average opponent winrate against Blitzcrank is 51.28%.


Seraphine
la Cantante Soñadora
Karthus wins against Seraphine 48.30% of the time which is 1.55% lower against Seraphine than the average opponent.
After normalising both champions win rates Karthus wins against Seraphine 3.10% more often than would be expected.
The average opponent winrate against Seraphine is 49.85%.


Karma
la Iluminada
Karthus wins against Karma 49.31% of the time which is 0.36% lower against Karma than the average opponent.
After normalising both champions win rates Karthus wins against Karma 4.29% more often than would be expected.
The average opponent winrate against Karma is 49.67%.


Brand
la Venganza Ardiente
Karthus wins against Brand 49.74% of the time which is 1.36% higher against Brand than the average opponent.
After normalising both champions win rates Karthus wins against Brand 5.99% more often than would be expected.
The average opponent winrate against Brand is 48.38%.


Rell
la Doncella de Hierro
Karthus wins against Rell 50.89% of the time which is 0.71% higher against Rell than the average opponent.
After normalising both champions win rates Karthus wins against Rell 5.36% more often than would be expected.
The average opponent winrate against Rell is 50.18%.


Thresh
el Carcelero Implacable
Karthus wins against Thresh 51.71% of the time which is 1.54% higher against Thresh than the average opponent.
After normalising both champions win rates Karthus wins against Thresh 6.19% more often than would be expected.
The average opponent winrate against Thresh is 50.17%.