

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: 7,379,873
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 15.16 is the strongest counter to support champions of Thresh, Lulu & Milio. While Karthus bottom is countered most by support champions of Bard, Nami & Karma. Below is a detailed breakdown of Karthus bottom counters against support champions with a minimum of 100 games.


Bard
Gardien errant
Karthus wins against Bard 44.00% of the time which is 4.07% lower against Bard than the average opponent.
After normalising both champions win rates Karthus wins against Bard 8.19% less often than would be expected.
The average opponent winrate against Bard is 48.07%.


Nami
Aquamancienne
Karthus wins against Nami 48.68% of the time which is 1.99% higher against Nami than the average opponent.
After normalising both champions win rates Karthus wins against Nami 2.13% less often than would be expected.
The average opponent winrate against Nami is 46.69%.


Karma
Sagesse incarnée
Karthus wins against Karma 51.40% of the time which is 2.59% higher against Karma than the average opponent.
After normalising both champions win rates Karthus wins against Karma 1.53% less often than would be expected.
The average opponent winrate against Karma is 48.81%.


Milio
Douce flamme
Karthus wins against Milio 51.97% of the time which is 5.45% higher against Milio than the average opponent.
After normalising both champions win rates Karthus wins against Milio 1.33% more often than would be expected.
The average opponent winrate against Milio is 46.52%.


Lulu
Sorcière féérique
Karthus wins against Lulu 54.55% of the time which is 5.61% higher against Lulu than the average opponent.
After normalising both champions win rates Karthus wins against Lulu 1.49% more often than would be expected.
The average opponent winrate against Lulu is 48.94%.


Thresh
Garde aux chaînes
Karthus wins against Thresh 55.30% of the time which is 7.29% higher against Thresh than the average opponent.
After normalising both champions win rates Karthus wins against Thresh 3.17% more often than would be expected.
The average opponent winrate against Thresh is 48.01%.