

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.
Gold+ Champions Analysed: 40,530,244
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 top vs bottom Counters
Karthus top on Patch 15.15 is the strongest counter to bottom champions of Ezreal, Aphelios & Yunara. While Karthus top is countered most by bottom champions of Sivir, Lucian & Caitlyn. Below is a detailed breakdown of Karthus top counters against bottom champions with a minimum of 100 games.


Sivir
the Battle Mistress
Karthus wins against Sivir 35.45% of the time which is 12.63% lower against Sivir than the average opponent.
After normalising both champions win rates Karthus wins against Sivir 7.62% less often than would be expected.
The average opponent winrate against Sivir is 48.08%.


Lucian
the Purifier
Karthus wins against Lucian 42.57% of the time which is 7.68% lower against Lucian than the average opponent.
After normalising both champions win rates Karthus wins against Lucian 2.64% less often than would be expected.
The average opponent winrate against Lucian is 50.25%.


Caitlyn
the Sheriff of Piltover
Karthus wins against Caitlyn 44.37% of the time which is 6.22% lower against Caitlyn than the average opponent.
After normalising both champions win rates Karthus wins against Caitlyn 1.17% less often than would be expected.
The average opponent winrate against Caitlyn is 50.59%.


Smolder
the Fiery Fledgling
Karthus wins against Smolder 45.00% of the time which is 3.30% lower against Smolder than the average opponent.
After normalising both champions win rates Karthus wins against Smolder 1.72% more often than would be expected.
The average opponent winrate against Smolder is 48.30%.


Jinx
the Loose Cannon
Karthus wins against Jinx 46.37% of the time which is 2.15% lower against Jinx than the average opponent.
After normalising both champions win rates Karthus wins against Jinx 2.87% more often than would be expected.
The average opponent winrate against Jinx is 48.52%.


Kai'Sa
Daughter of the Void
Karthus wins against Kai'Sa 46.48% of the time which is 3.76% lower against Kai'Sa than the average opponent.
After normalising both champions win rates Karthus wins against Kai'Sa 1.28% more often than would be expected.
The average opponent winrate against Kai'Sa is 50.24%.


Ashe
the Frost Archer
Karthus wins against Ashe 46.92% of the time which is 2.11% lower against Ashe than the average opponent.
After normalising both champions win rates Karthus wins against Ashe 2.92% more often than would be expected.
The average opponent winrate against Ashe is 49.03%.


Jhin
the Virtuoso
Karthus wins against Jhin 47.20% of the time which is 2.96% lower against Jhin than the average opponent.
After normalising both champions win rates Karthus wins against Jhin 2.08% more often than would be expected.
The average opponent winrate against Jhin is 50.16%.


Yunara
the Unbroken Faith
Karthus wins against Yunara 47.52% of the time which is 3.69% lower against Yunara than the average opponent.
After normalising both champions win rates Karthus wins against Yunara 1.36% more often than would be expected.
The average opponent winrate against Yunara is 51.21%.


Aphelios
the Weapon of the Faithful
Karthus wins against Aphelios 48.60% of the time which is 1.94% lower against Aphelios than the average opponent.
After normalising both champions win rates Karthus wins against Aphelios 3.11% more often than would be expected.
The average opponent winrate against Aphelios is 50.54%.


Ezreal
the Prodigal Explorer
Karthus wins against Ezreal 49.11% of the time which is 3.82% lower against Ezreal than the average opponent.
After normalising both champions win rates Karthus wins against Ezreal 1.23% more often than would be expected.
The average opponent winrate against Ezreal is 52.93%.