

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: 23,708,752
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 bottom vs support Counters
Karthus bottom on Patch 15.13 is the strongest counter to support champions of Blitzcrank, Morgana & Leona. While Karthus bottom is countered most by support champions of Janna, Bard & Rakan. Below is a detailed breakdown of Karthus bottom counters against support champions with a minimum of 100 games.


Janna
Avatar de l'air
Karthus wins against Janna 41.90% of the time which is 5.85% lower against Janna than the average opponent.
After normalising both champions win rates Karthus wins against Janna 10.07% less often than would be expected.
The average opponent winrate against Janna is 47.75%.


Bard
Gardien errant
Karthus wins against Bard 46.06% of the time which is 2.16% lower against Bard than the average opponent.
After normalising both champions win rates Karthus wins against Bard 6.38% less often than would be expected.
The average opponent winrate against Bard is 48.22%.


Rakan
Charmeur
Karthus wins against Rakan 46.48% of the time which is 2.71% lower against Rakan than the average opponent.
After normalising both champions win rates Karthus wins against Rakan 6.93% less often than would be expected.
The average opponent winrate against Rakan is 49.19%.


Sona
Virtuose de la harpe
Karthus wins against Sona 48.15% of the time which is 1.06% higher against Sona than the average opponent.
After normalising both champions win rates Karthus wins against Sona 3.16% less often than would be expected.
The average opponent winrate against Sona is 47.09%.


Soraka
Enfant des étoiles
Karthus wins against Soraka 48.88% of the time which is 0.96% higher against Soraka than the average opponent.
After normalising both champions win rates Karthus wins against Soraka 3.26% less often than would be expected.
The average opponent winrate against Soraka is 47.92%.


Alistar
Minotaure
Karthus wins against Alistar 49.28% of the time which is 0.36% higher against Alistar than the average opponent.
After normalising both champions win rates Karthus wins against Alistar 3.86% less often than would be expected.
The average opponent winrate against Alistar is 48.92%.


Zilean
Gardien du Temps
Karthus wins against Zilean 49.69% of the time which is 1.67% higher against Zilean than the average opponent.
After normalising both champions win rates Karthus wins against Zilean 2.55% less often than would be expected.
The average opponent winrate against Zilean is 48.02%.


Milio
Douce flamme
Karthus wins against Milio 49.85% of the time which is 2.44% higher against Milio than the average opponent.
After normalising both champions win rates Karthus wins against Milio 1.78% less often than would be expected.
The average opponent winrate against Milio is 47.41%.


Séraphine
Chanteuse rêveuse
Karthus wins against Séraphine 50.00% of the time which is 0.12% higher against Séraphine than the average opponent.
After normalising both champions win rates Karthus wins against Séraphine 4.10% less often than would be expected.
The average opponent winrate against Séraphine is 49.88%.


Senna
Rédemptrice
Karthus wins against Senna 50.00% of the time which is 0.93% lower against Senna than the average opponent.
After normalising both champions win rates Karthus wins against Senna 5.14% less often than would be expected.
The average opponent winrate against Senna is 50.93%.


Rell
Vierge de fer
Karthus wins against Rell 50.16% of the time which is 1.84% higher against Rell than the average opponent.
After normalising both champions win rates Karthus wins against Rell 2.38% less often than would be expected.
The average opponent winrate against Rell is 48.32%.


Lulu
Sorcière féérique
Karthus wins against Lulu 50.89% of the time which is 2.65% higher against Lulu than the average opponent.
After normalising both champions win rates Karthus wins against Lulu 1.57% less often than would be expected.
The average opponent winrate against Lulu is 48.24%.


Nami
Aquamancienne
Karthus wins against Nami 51.20% of the time which is 3.56% higher against Nami than the average opponent.
After normalising both champions win rates Karthus wins against Nami 0.66% less often than would be expected.
The average opponent winrate against Nami is 47.64%.


Yuumi
Gardienne du Grimoire
Karthus wins against Yuumi 53.98% of the time which is 3.73% higher against Yuumi than the average opponent.
After normalising both champions win rates Karthus wins against Yuumi 0.49% less often than would be expected.
The average opponent winrate against Yuumi is 50.25%.


Poppy
Gardienne du marteau
Karthus wins against Poppy 54.05% of the time which is 6.09% higher against Poppy than the average opponent.
After normalising both champions win rates Karthus wins against Poppy 1.87% more often than would be expected.
The average opponent winrate against Poppy is 47.96%.


Karma
Sagesse incarnée
Karthus wins against Karma 56.80% of the time which is 7.55% higher against Karma than the average opponent.
After normalising both champions win rates Karthus wins against Karma 3.33% more often than would be expected.
The average opponent winrate against Karma is 49.25%.


Braum
Cœur de Freljord
Karthus wins against Braum 57.68% of the time which is 10.33% higher against Braum than the average opponent.
After normalising both champions win rates Karthus wins against Braum 6.11% more often than would be expected.
The average opponent winrate against Braum is 47.35%.


Lux
Dame de lumière
Karthus wins against Lux 58.55% of the time which is 8.14% higher against Lux than the average opponent.
After normalising both champions win rates Karthus wins against Lux 3.92% more often than would be expected.
The average opponent winrate against Lux is 50.41%.


Thresh
Garde aux chaînes
Karthus wins against Thresh 58.63% of the time which is 10.46% higher against Thresh than the average opponent.
After normalising both champions win rates Karthus wins against Thresh 6.24% more often than would be expected.
The average opponent winrate against Thresh is 48.17%.


Pyke
Éventreur des abysses
Karthus wins against Pyke 59.11% of the time which is 9.32% higher against Pyke than the average opponent.
After normalising both champions win rates Karthus wins against Pyke 5.10% more often than would be expected.
The average opponent winrate against Pyke is 49.79%.


Nautilus
Titan des profondeurs
Karthus wins against Nautilus 59.52% of the time which is 9.49% higher against Nautilus than the average opponent.
After normalising both champions win rates Karthus wins against Nautilus 5.27% more often than would be expected.
The average opponent winrate against Nautilus is 50.03%.


Leona
Aube radieuse
Karthus wins against Leona 59.56% of the time which is 11.16% higher against Leona than the average opponent.
After normalising both champions win rates Karthus wins against Leona 6.94% more often than would be expected.
The average opponent winrate against Leona is 48.40%.


Morgana
Déchue
Karthus wins against Morgana 61.84% of the time which is 12.98% higher against Morgana than the average opponent.
After normalising both champions win rates Karthus wins against Morgana 8.76% more often than would be expected.
The average opponent winrate against Morgana is 48.86%.


Blitzcrank
Golem de vapeur
Karthus wins against Blitzcrank 63.64% of the time which is 14.38% higher against Blitzcrank than the average opponent.
After normalising both champions win rates Karthus wins against Blitzcrank 10.16% more often than would be expected.
The average opponent winrate against Blitzcrank is 49.26%.