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.
Emerald+ Champions Analysed: 54,578,229
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 middle vs support Counters
Karthus middle on Patch 30 is the strongest counter to support champions of Rakan, Morgana & Lux. While Karthus middle is countered most by support champions of Milio, Yuumi & Poppy. Below is a detailed breakdown of Karthus middle counters against support champions with a minimum of 100 games.
Milio
La Flama Gentil
Karthus wins against Milio 43.69% of the time which is 4.51% lower against Milio than the average opponent.
After normalising both champions win rates Karthus wins against Milio 6.70% less often than would be expected.
The average opponent winrate against Miliois 48.20%.
Yuumi
la gatita mágica
Karthus wins against Yuumi 44.81% of the time which is 5.57% lower against Yuumi than the average opponent.
After normalising both champions win rates Karthus wins against Yuumi 7.76% less often than would be expected.
The average opponent winrate against Yuumiis 50.38%.
Poppy
la Guardiana del Martillo
Karthus wins against Poppy 44.93% of the time which is 1.28% lower against Poppy than the average opponent.
After normalising both champions win rates Karthus wins against Poppy 3.47% less often than would be expected.
The average opponent winrate against Poppyis 46.21%.
Soraka
la Hija de las Estrellas
Karthus wins against Soraka 45.81% of the time which is 2.35% lower against Soraka than the average opponent.
After normalising both champions win rates Karthus wins against Soraka 4.54% less often than would be expected.
The average opponent winrate against Sorakais 48.16%.
Lulu
La Hechicera Hadística
Karthus wins against Lulu 46.31% of the time which is 1.71% lower against Lulu than the average opponent.
After normalising both champions win rates Karthus wins against Lulu 3.90% less often than would be expected.
The average opponent winrate against Luluis 48.02%.
Karma
la Iluminada
Karthus wins against Karma 46.45% of the time which is 2.47% lower against Karma than the average opponent.
After normalising both champions win rates Karthus wins against Karma 4.66% less often than would be expected.
The average opponent winrate against Karmais 48.92%.
Senna
la Redentora
Karthus wins against Senna 46.90% of the time which is 0.17% higher against Senna than the average opponent.
After normalising both champions win rates Karthus wins against Senna 2.02% less often than would be expected.
The average opponent winrate against Sennais 46.73%.
Nami
la Invocadora de Mareas
Karthus wins against Nami 47.31% of the time which is 0.33% higher against Nami than the average opponent.
After normalising both champions win rates Karthus wins against Nami 1.86% less often than would be expected.
The average opponent winrate against Namiis 46.98%.
Zyra
el Despertar de las Espinas
Karthus wins against Zyra 47.86% of the time which is 0.53% lower against Zyra than the average opponent.
After normalising both champions win rates Karthus wins against Zyra 2.72% less often than would be expected.
The average opponent winrate against Zyrais 48.39%.
Leona
el Radiante Amanecer
Karthus wins against Leona 48.64% of the time which is 0.06% higher against Leona than the average opponent.
After normalising both champions win rates Karthus wins against Leona 2.13% less often than would be expected.
The average opponent winrate against Leonais 48.58%.
Vel'Koz
el Ojo del Vacío
Karthus wins against Vel'Koz 48.67% of the time which is 0.64% higher against Vel'Koz than the average opponent.
After normalising both champions win rates Karthus wins against Vel'Koz 1.55% less often than would be expected.
The average opponent winrate against Vel'Kozis 48.03%.
Seraphine
la Cantante Soñadora
Karthus wins against Seraphine 49.21% of the time which is 0.18% higher against Seraphine than the average opponent.
After normalising both champions win rates Karthus wins against Seraphine 2.01% less often than would be expected.
The average opponent winrate against Seraphineis 49.03%.
Pyke
el Destripador del Muelle Rojo
Karthus wins against Pyke 50.00% of the time which is 1.96% higher against Pyke than the average opponent.
After normalising both champions win rates Karthus wins against Pyke 0.23% less often than would be expected.
The average opponent winrate against Pykeis 48.04%.
Rell
la Doncella de Hierro
Karthus wins against Rell 50.00% of the time which is 1.31% higher against Rell than the average opponent.
After normalising both champions win rates Karthus wins against Rell 0.88% less often than would be expected.
The average opponent winrate against Rellis 48.69%.
Bardo
el Guardián Trotamundos
Karthus wins against Bardo 50.85% of the time which is 1.95% higher against Bardo than the average opponent.
After normalising both champions win rates Karthus wins against Bardo 0.24% less often than would be expected.
The average opponent winrate against Bardois 48.90%.
Blitzcrank
el Gran Gólem de Vapor
Karthus wins against Blitzcrank 52.04% of the time which is 2.70% higher against Blitzcrank than the average opponent.
After normalising both champions win rates Karthus wins against Blitzcrank 0.51% more often than would be expected.
The average opponent winrate against Blitzcrankis 49.34%.
Nautilus
el Titán de las Profundidades
Karthus wins against Nautilus 52.33% of the time which is 1.70% higher against Nautilus than the average opponent.
After normalising both champions win rates Karthus wins against Nautilus 0.49% less often than would be expected.
The average opponent winrate against Nautilusis 50.63%.
Braum
el Corazón del Fréljord
Karthus wins against Braum 52.48% of the time which is 3.67% higher against Braum than the average opponent.
After normalising both champions win rates Karthus wins against Braum 1.48% more often than would be expected.
The average opponent winrate against Braumis 48.81%.
Janna
la Furia de la Tormenta
Karthus wins against Janna 53.38% of the time which is 6.29% higher against Janna than the average opponent.
After normalising both champions win rates Karthus wins against Janna 4.10% more often than would be expected.
The average opponent winrate against Jannais 47.09%.
Brand
la Venganza Ardiente
Karthus wins against Brand 53.70% of the time which is 4.73% higher against Brand than the average opponent.
After normalising both champions win rates Karthus wins against Brand 2.54% more often than would be expected.
The average opponent winrate against Brandis 48.97%.
Thresh
el Carcelero Implacable
Karthus wins against Thresh 54.73% of the time which is 5.88% higher against Thresh than the average opponent.
After normalising both champions win rates Karthus wins against Thresh 3.69% more often than would be expected.
The average opponent winrate against Threshis 48.85%.
Alistar
el Minotauro
Karthus wins against Alistar 54.91% of the time which is 5.34% higher against Alistar than the average opponent.
After normalising both champions win rates Karthus wins against Alistar 3.15% more often than would be expected.
The average opponent winrate against Alistaris 49.57%.
Xerath
el Mago Ascendente
Karthus wins against Xerath 54.97% of the time which is 7.37% higher against Xerath than the average opponent.
After normalising both champions win rates Karthus wins against Xerath 5.18% more often than would be expected.
The average opponent winrate against Xerathis 47.60%.
Lux
la Dama Luminosa
Karthus wins against Lux 55.84% of the time which is 6.63% higher against Lux than the average opponent.
After normalising both champions win rates Karthus wins against Lux 4.44% more often than would be expected.
The average opponent winrate against Luxis 49.21%.
Morgana
la Desolada
Karthus wins against Morgana 57.04% of the time which is 8.09% higher against Morgana than the average opponent.
After normalising both champions win rates Karthus wins against Morgana 5.90% more often than would be expected.
The average opponent winrate against Morganais 48.95%.
Rakan
El Encantador
Karthus wins against Rakan 57.97% of the time which is 8.57% higher against Rakan than the average opponent.
After normalising both champions win rates Karthus wins against Rakan 6.38% more often than would be expected.
The average opponent winrate against Rakanis 49.40%.