

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.
Master Champions Analysed: 1,691,538
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 jungle vs support Counters
Karthus jungle on Patch 15.4 is the strongest counter to support champions of Pantheon, Rakan & Nautilus. While Karthus jungle is countered most by support champions of Janna, Bard & Soraka. Below is a detailed breakdown of Karthus jungle counters against support champions with a minimum of 100 games.


Janna
the Storm's Fury
Karthus wins against Janna 44.85% of the time which is 1.93% lower against Janna than the average opponent.
After normalising both champions win rates Karthus wins against Janna 7.92% less often than would be expected.
The average opponent winrate against Janna is 46.78%.


Bard
the Wandering Caretaker
Karthus wins against Bard 44.92% of the time which is 2.13% lower against Bard than the average opponent.
After normalising both champions win rates Karthus wins against Bard 8.12% less often than would be expected.
The average opponent winrate against Bard is 47.05%.


Soraka
the Starchild
Karthus wins against Soraka 50.53% of the time which is 3.49% higher against Soraka than the average opponent.
After normalising both champions win rates Karthus wins against Soraka 2.50% less often than would be expected.
The average opponent winrate against Soraka is 47.04%.


Karma
the Enlightened One
Karthus wins against Karma 50.64% of the time which is 3.14% higher against Karma than the average opponent.
After normalising both champions win rates Karthus wins against Karma 2.85% less often than would be expected.
The average opponent winrate against Karma is 47.50%.


Elise
the Spider Queen
Karthus wins against Elise 51.79% of the time which is 5.27% higher against Elise than the average opponent.
After normalising both champions win rates Karthus wins against Elise 0.72% less often than would be expected.
The average opponent winrate against Elise is 46.52%.


Milio
The Gentle Flame
Karthus wins against Milio 52.27% of the time which is 5.26% higher against Milio than the average opponent.
After normalising both champions win rates Karthus wins against Milio 0.73% less often than would be expected.
The average opponent winrate against Milio is 47.01%.


Braum
the Heart of the Freljord
Karthus wins against Braum 52.33% of the time which is 6.48% higher against Braum than the average opponent.
After normalising both champions win rates Karthus wins against Braum 0.49% more often than would be expected.
The average opponent winrate against Braum is 45.85%.


Pyke
the Bloodharbor Ripper
Karthus wins against Pyke 52.53% of the time which is 4.82% higher against Pyke than the average opponent.
After normalising both champions win rates Karthus wins against Pyke 1.17% less often than would be expected.
The average opponent winrate against Pyke is 47.71%.


Leona
the Radiant Dawn
Karthus wins against Leona 52.76% of the time which is 4.67% higher against Leona than the average opponent.
After normalising both champions win rates Karthus wins against Leona 1.32% less often than would be expected.
The average opponent winrate against Leona is 48.09%.


Senna
the Redeemer
Karthus wins against Senna 52.87% of the time which is 5.17% higher against Senna than the average opponent.
After normalising both champions win rates Karthus wins against Senna 0.82% less often than would be expected.
The average opponent winrate against Senna is 47.70%.


Nami
the Tidecaller
Karthus wins against Nami 53.39% of the time which is 6.42% higher against Nami than the average opponent.
After normalising both champions win rates Karthus wins against Nami 0.43% more often than would be expected.
The average opponent winrate against Nami is 46.97%.


Lulu
the Fae Sorceress
Karthus wins against Lulu 53.40% of the time which is 6.98% higher against Lulu than the average opponent.
After normalising both champions win rates Karthus wins against Lulu 0.99% more often than would be expected.
The average opponent winrate against Lulu is 46.42%.


Alistar
the Minotaur
Karthus wins against Alistar 53.61% of the time which is 6.36% higher against Alistar than the average opponent.
After normalising both champions win rates Karthus wins against Alistar 0.37% more often than would be expected.
The average opponent winrate against Alistar is 47.25%.


Yuumi
the Magical Cat
Karthus wins against Yuumi 54.00% of the time which is 3.05% higher against Yuumi than the average opponent.
After normalising both champions win rates Karthus wins against Yuumi 2.93% less often than would be expected.
The average opponent winrate against Yuumi is 50.95%.


Blitzcrank
the Great Steam Golem
Karthus wins against Blitzcrank 54.35% of the time which is 6.84% higher against Blitzcrank than the average opponent.
After normalising both champions win rates Karthus wins against Blitzcrank 0.85% more often than would be expected.
The average opponent winrate against Blitzcrank is 47.51%.


Thresh
the Chain Warden
Karthus wins against Thresh 54.76% of the time which is 8.38% higher against Thresh than the average opponent.
After normalising both champions win rates Karthus wins against Thresh 2.39% more often than would be expected.
The average opponent winrate against Thresh is 46.38%.


Rell
the Iron Maiden
Karthus wins against Rell 56.52% of the time which is 9.25% higher against Rell than the average opponent.
After normalising both champions win rates Karthus wins against Rell 3.26% more often than would be expected.
The average opponent winrate against Rell is 47.27%.


Poppy
Keeper of the Hammer
Karthus wins against Poppy 56.64% of the time which is 9.44% higher against Poppy than the average opponent.
After normalising both champions win rates Karthus wins against Poppy 3.45% more often than would be expected.
The average opponent winrate against Poppy is 47.20%.


Nautilus
the Titan of the Depths
Karthus wins against Nautilus 58.11% of the time which is 8.67% higher against Nautilus than the average opponent.
After normalising both champions win rates Karthus wins against Nautilus 2.68% more often than would be expected.
The average opponent winrate against Nautilus is 49.44%.


Rakan
The Charmer
Karthus wins against Rakan 58.53% of the time which is 10.02% higher against Rakan than the average opponent.
After normalising both champions win rates Karthus wins against Rakan 4.03% more often than would be expected.
The average opponent winrate against Rakan is 48.51%.


Pantheon
the Unbreakable Spear
Karthus wins against Pantheon 65.69% of the time which is 17.85% higher against Pantheon than the average opponent.
After normalising both champions win rates Karthus wins against Pantheon 11.86% more often than would be expected.
The average opponent winrate against Pantheon is 47.84%.