

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: 97,824,760
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 15.4 is the strongest counter to support champions of Seraphine, Braum & Mel. While Karthus support is countered most by support champions of Karma, Swain & Soraka. Below is a detailed breakdown of Karthus support counters against support champions with a minimum of 100 games.


Karma
la Iluminada
Karthus wins against Karma 32.97% of the time which is 16.37% lower against Karma than the average opponent.
After normalising both champions win rates Karthus wins against Karma 11.93% less often than would be expected.
The average opponent winrate against Karma is 49.34%.


Swain
el Gran General Noxiano
Karthus wins against Swain 34.71% of the time which is 14.66% lower against Swain than the average opponent.
After normalising both champions win rates Karthus wins against Swain 10.22% less often than would be expected.
The average opponent winrate against Swain is 49.37%.


Soraka
la Hija de las Estrellas
Karthus wins against Soraka 41.14% of the time which is 7.59% lower against Soraka than the average opponent.
After normalising both champions win rates Karthus wins against Soraka 3.15% less often than would be expected.
The average opponent winrate against Soraka is 48.73%.


Thresh
el Carcelero Implacable
Karthus wins against Thresh 42.92% of the time which is 6.63% lower against Thresh than the average opponent.
After normalising both champions win rates Karthus wins against Thresh 2.18% less often than would be expected.
The average opponent winrate against Thresh is 49.55%.


Brand
la Venganza Ardiente
Karthus wins against Brand 43.24% of the time which is 5.76% lower against Brand than the average opponent.
After normalising both champions win rates Karthus wins against Brand 1.32% less often than would be expected.
The average opponent winrate against Brand is 49.00%.


Lulu
La Hechicera Hadística
Karthus wins against Lulu 43.75% of the time which is 5.47% lower against Lulu than the average opponent.
After normalising both champions win rates Karthus wins against Lulu 1.03% less often than would be expected.
The average opponent winrate against Lulu is 49.22%.


Yuumi
la gatita mágica
Karthus wins against Yuumi 43.75% of the time which is 6.61% lower against Yuumi than the average opponent.
After normalising both champions win rates Karthus wins against Yuumi 2.16% less often than would be expected.
The average opponent winrate against Yuumi is 50.36%.


Senna
la Redentora
Karthus wins against Senna 44.44% of the time which is 5.94% lower against Senna than the average opponent.
After normalising both champions win rates Karthus wins against Senna 1.49% less often than would be expected.
The average opponent winrate against Senna is 50.38%.


Zyra
el Despertar de las Espinas
Karthus wins against Zyra 44.44% of the time which is 3.66% lower against Zyra than the average opponent.
After normalising both champions win rates Karthus wins against Zyra 0.77% more often than would be expected.
The average opponent winrate against Zyra is 48.10%.


Morgana
la Desolada
Karthus wins against Morgana 44.63% of the time which is 4.19% lower against Morgana than the average opponent.
After normalising both champions win rates Karthus wins against Morgana 0.25% more often than would be expected.
The average opponent winrate against Morgana is 48.82%.


Nami
la Invocadora de Mareas
Karthus wins against Nami 45.30% of the time which is 2.70% lower against Nami than the average opponent.
After normalising both champions win rates Karthus wins against Nami 1.73% more often than would be expected.
The average opponent winrate against Nami is 48.00%.


Pantheon
la Lanza Inquebrantable
Karthus wins against Pantheon 46.09% of the time which is 4.00% lower against Pantheon than the average opponent.
After normalising both champions win rates Karthus wins against Pantheon 0.45% more often than would be expected.
The average opponent winrate against Pantheon is 50.09%.


Nautilus
el Titán de las Profundidades
Karthus wins against Nautilus 46.15% of the time which is 4.71% lower against Nautilus than the average opponent.
After normalising both champions win rates Karthus wins against Nautilus 0.25% less often than would be expected.
The average opponent winrate against Nautilus is 50.86%.


Leona
el Radiante Amanecer
Karthus wins against Leona 46.20% of the time which is 4.00% lower against Leona than the average opponent.
After normalising both champions win rates Karthus wins against Leona 0.45% more often than would be expected.
The average opponent winrate against Leona is 50.20%.


Blitzcrank
el Gran Gólem de Vapor
Karthus wins against Blitzcrank 46.76% of the time which is 4.57% lower against Blitzcrank than the average opponent.
After normalising both champions win rates Karthus wins against Blitzcrank 0.11% less often than would be expected.
The average opponent winrate against Blitzcrank is 51.33%.


Xerath
el Mago Ascendente
Karthus wins against Xerath 46.83% of the time which is 2.28% lower against Xerath than the average opponent.
After normalising both champions win rates Karthus wins against Xerath 2.16% more often than would be expected.
The average opponent winrate against Xerath is 49.11%.


Lux
la Dama Luminosa
Karthus wins against Lux 47.41% of the time which is 2.59% lower against Lux than the average opponent.
After normalising both champions win rates Karthus wins against Lux 1.86% more often than would be expected.
The average opponent winrate against Lux is 50.00%.


Pyke
el Destripador del Muelle Rojo
Karthus wins against Pyke 49.39% of the time which is 2.37% lower against Pyke than the average opponent.
After normalising both champions win rates Karthus wins against Pyke 2.09% more often than would be expected.
The average opponent winrate against Pyke is 51.76%.


Mel
el Reflejo del Alma
Karthus wins against Mel 49.66% of the time which is 4.46% lower against Mel than the average opponent.
After normalising both champions win rates Karthus wins against Mel 0.01% less often than would be expected.
The average opponent winrate against Mel is 54.12%.


Braum
el Corazón del Fréljord
Karthus wins against Braum 51.46% of the time which is 2.86% higher against Braum than the average opponent.
After normalising both champions win rates Karthus wins against Braum 7.30% more often than would be expected.
The average opponent winrate against Braum is 48.60%.


Seraphine
la Cantante Soñadora
Karthus wins against Seraphine 51.59% of the time which is 0.88% higher against Seraphine than the average opponent.
After normalising both champions win rates Karthus wins against Seraphine 5.33% more often than would be expected.
The average opponent winrate against Seraphine is 50.71%.