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: 23,149,732
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 bottom Counters
Karthus bottom on Patch 14.14 is the strongest counter to bottom champions of Samira, Aphelios & Twitch. While Karthus bottom is countered most by bottom champions of Vayne, Kog'Maw & Jinx. Below is a detailed breakdown of Karthus bottom counters against bottom champions with a minimum of 100 games.
Vayne
the Night Hunter
Karthus wins against Vayne 46.41% of the time which is 1.69% lower against Vayne than the average opponent.
After normalising both champions win rates Karthus wins against Vayne 7.48% less often than would be expected.
The average opponent winrate against Vayneis 48.10%.
Kog'Maw
the Mouth of the Abyss
Karthus wins against Kog'Maw 48.18% of the time which is 2.81% higher against Kog'Maw than the average opponent.
After normalising both champions win rates Karthus wins against Kog'Maw 2.97% less often than would be expected.
The average opponent winrate against Kog'Mawis 45.37%.
Jinx
the Loose Cannon
Karthus wins against Jinx 48.99% of the time which is 2.15% higher against Jinx than the average opponent.
After normalising both champions win rates Karthus wins against Jinx 3.63% less often than would be expected.
The average opponent winrate against Jinxis 46.84%.
Zeri
The Spark of Zaun
Karthus wins against Zeri 49.73% of the time which is 0.91% higher against Zeri than the average opponent.
After normalising both champions win rates Karthus wins against Zeri 4.88% less often than would be expected.
The average opponent winrate against Zeriis 48.82%.
Draven
the Glorious Executioner
Karthus wins against Draven 51.42% of the time which is 3.28% higher against Draven than the average opponent.
After normalising both champions win rates Karthus wins against Draven 2.51% less often than would be expected.
The average opponent winrate against Dravenis 48.14%.
Caitlyn
the Sheriff of Piltover
Karthus wins against Caitlyn 52.84% of the time which is 3.70% higher against Caitlyn than the average opponent.
After normalising both champions win rates Karthus wins against Caitlyn 2.08% less often than would be expected.
The average opponent winrate against Caitlynis 49.14%.
Jhin
the Virtuoso
Karthus wins against Jhin 53.18% of the time which is 6.11% higher against Jhin than the average opponent.
After normalising both champions win rates Karthus wins against Jhin 0.32% more often than would be expected.
The average opponent winrate against Jhinis 47.07%.
Sivir
the Battle Mistress
Karthus wins against Sivir 53.60% of the time which is 4.50% higher against Sivir than the average opponent.
After normalising both champions win rates Karthus wins against Sivir 1.28% less often than would be expected.
The average opponent winrate against Siviris 49.10%.
Lucian
the Purifier
Karthus wins against Lucian 53.99% of the time which is 5.00% higher against Lucian than the average opponent.
After normalising both champions win rates Karthus wins against Lucian 0.79% less often than would be expected.
The average opponent winrate against Lucianis 48.99%.
Miss Fortune
the Bounty Hunter
Karthus wins against Miss Fortune 54.24% of the time which is 6.42% higher against Miss Fortune than the average opponent.
After normalising both champions win rates Karthus wins against Miss Fortune 0.63% more often than would be expected.
The average opponent winrate against Miss Fortuneis 47.82%.
Ezreal
the Prodigal Explorer
Karthus wins against Ezreal 54.74% of the time which is 6.01% higher against Ezreal than the average opponent.
After normalising both champions win rates Karthus wins against Ezreal 0.22% more often than would be expected.
The average opponent winrate against Ezrealis 48.73%.
Xayah
the Rebel
Karthus wins against Xayah 55.19% of the time which is 5.71% higher against Xayah than the average opponent.
After normalising both champions win rates Karthus wins against Xayah 0.07% less often than would be expected.
The average opponent winrate against Xayahis 49.48%.
Ashe
the Frost Archer
Karthus wins against Ashe 55.21% of the time which is 8.16% higher against Ashe than the average opponent.
After normalising both champions win rates Karthus wins against Ashe 2.37% more often than would be expected.
The average opponent winrate against Asheis 47.05%.
Kai'Sa
Daughter of the Void
Karthus wins against Kai'Sa 56.32% of the time which is 8.37% higher against Kai'Sa than the average opponent.
After normalising both champions win rates Karthus wins against Kai'Sa 2.58% more often than would be expected.
The average opponent winrate against Kai'Sais 47.95%.
Smolder
the Fiery Fledgling
Karthus wins against Smolder 56.64% of the time which is 7.29% higher against Smolder than the average opponent.
After normalising both champions win rates Karthus wins against Smolder 1.51% more often than would be expected.
The average opponent winrate against Smolderis 49.35%.
Twitch
the Plague Rat
Karthus wins against Twitch 57.53% of the time which is 10.61% higher against Twitch than the average opponent.
After normalising both champions win rates Karthus wins against Twitch 4.82% more often than would be expected.
The average opponent winrate against Twitchis 46.92%.
Aphelios
the Weapon of the Faithful
Karthus wins against Aphelios 57.81% of the time which is 6.99% higher against Aphelios than the average opponent.
After normalising both champions win rates Karthus wins against Aphelios 1.22% more often than would be expected.
The average opponent winrate against Apheliosis 50.82%.
Samira
the Desert Rose
Karthus wins against Samira 61.54% of the time which is 12.71% higher against Samira than the average opponent.
After normalising both champions win rates Karthus wins against Samira 6.92% more often than would be expected.
The average opponent winrate against Samirais 48.83%.