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.
Diamond Champions Analysed: 2,025,484
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 15.16 is the strongest counter to support champions of Bard, Pyke & Nautilus. While Karthus jungle is countered most by support champions of Soraka, Nami & Leona. Below is a detailed breakdown of Karthus jungle counters against support champions with a minimum of 100 games.
Soraka
la figlia delle stelle
Karthus wins against Soraka 45.90% of the time which is 2.43% lower against Soraka than the average opponent.
After normalising both champions win rates Karthus wins against Soraka 5.33% less often than would be expected.
The average opponent winrate against Soraka is 48.33%.
Nami
lo spirito delle maree
Karthus wins against Nami 46.67% of the time which is 0.82% lower against Nami than the average opponent.
After normalising both champions win rates Karthus wins against Nami 3.72% less often than would be expected.
The average opponent winrate against Nami is 47.49%.
Leona
l'alba raggiante
Karthus wins against Leona 48.04% of the time which is 0.68% higher against Leona than the average opponent.
After normalising both champions win rates Karthus wins against Leona 2.22% less often than would be expected.
The average opponent winrate against Leona is 47.36%.
Lulu
la sacerdotessa delle fate
Karthus wins against Lulu 51.53% of the time which is 2.62% higher against Lulu than the average opponent.
After normalising both champions win rates Karthus wins against Lulu 0.28% less often than would be expected.
The average opponent winrate against Lulu is 48.91%.
Blitzcrank
il grande golem a vapore
Karthus wins against Blitzcrank 51.82% of the time which is 3.24% higher against Blitzcrank than the average opponent.
After normalising both champions win rates Karthus wins against Blitzcrank 0.34% more often than would be expected.
The average opponent winrate against Blitzcrank is 48.58%.
Karma
l'illuminata
Karthus wins against Karma 52.10% of the time which is 3.51% higher against Karma than the average opponent.
After normalising both champions win rates Karthus wins against Karma 0.61% more often than would be expected.
The average opponent winrate against Karma is 48.59%.
Rakan
l'ammaliatore
Karthus wins against Rakan 52.94% of the time which is 2.87% higher against Rakan than the average opponent.
After normalising both champions win rates Karthus wins against Rakan 0.03% less often than would be expected.
The average opponent winrate against Rakan is 50.07%.
Milio
La fiamma gentile
Karthus wins against Milio 52.97% of the time which is 5.27% higher against Milio than the average opponent.
After normalising both champions win rates Karthus wins against Milio 2.37% more often than would be expected.
The average opponent winrate against Milio is 47.70%.
Yuumi
la gattina magica
Karthus wins against Yuumi 53.47% of the time which is 2.70% higher against Yuumi than the average opponent.
After normalising both champions win rates Karthus wins against Yuumi 0.20% less often than would be expected.
The average opponent winrate against Yuumi is 50.77%.
Thresh
Il carceriere
Karthus wins against Thresh 54.00% of the time which is 6.75% higher against Thresh than the average opponent.
After normalising both champions win rates Karthus wins against Thresh 3.85% more often than would be expected.
The average opponent winrate against Thresh is 47.25%.
Nautilus
il titano delle profondità
Karthus wins against Nautilus 55.41% of the time which is 5.18% higher against Nautilus than the average opponent.
After normalising both champions win rates Karthus wins against Nautilus 2.28% more often than would be expected.
The average opponent winrate against Nautilus is 50.23%.
Pyke
lo squartatore del porto insanguinato
Karthus wins against Pyke 55.47% of the time which is 6.71% higher against Pyke than the average opponent.
After normalising both champions win rates Karthus wins against Pyke 3.81% more often than would be expected.
The average opponent winrate against Pyke is 48.76%.
Bard
il custode errante
Karthus wins against Bard 61.54% of the time which is 13.22% higher against Bard than the average opponent.
After normalising both champions win rates Karthus wins against Bard 10.32% more often than would be expected.
The average opponent winrate against Bard is 48.32%.












