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: 77,150,902
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 bottom Counters
Karthus jungle on Patch 14.23 is the strongest counter to bottom champions of Kalista, Samira & Heimerdinger. While Karthus jungle is countered most by bottom champions of Cassiopeia, Tahm Kench & Veigar. Below is a detailed breakdown of Karthus jungle counters against bottom champions with a minimum of 100 games.
Cassiopeia
the Serpent's Embrace
Karthus wins against Cassiopeia 39.33% of the time which is 6.23% lower against Cassiopeia than the average opponent.
After normalising both champions win rates Karthus wins against Cassiopeia 7.74% less often than would be expected.
The average opponent winrate against Cassiopeiais 45.56%.
Tahm Kench
The River King
Karthus wins against Tahm Kench 42.68% of the time which is 1.79% lower against Tahm Kench than the average opponent.
After normalising both champions win rates Karthus wins against Tahm Kench 3.30% less often than would be expected.
The average opponent winrate against Tahm Kenchis 44.47%.
Veigar
the Tiny Master of Evil
Karthus wins against Veigar 45.04% of the time which is 0.89% lower against Veigar than the average opponent.
After normalising both champions win rates Karthus wins against Veigar 2.40% less often than would be expected.
The average opponent winrate against Veigaris 45.93%.
Ziggs
the Hexplosives Expert
Karthus wins against Ziggs 45.28% of the time which is 1.63% lower against Ziggs than the average opponent.
After normalising both champions win rates Karthus wins against Ziggs 3.14% less often than would be expected.
The average opponent winrate against Ziggsis 46.91%.
Xerath
the Magus Ascendant
Karthus wins against Xerath 45.35% of the time which is 0.47% lower against Xerath than the average opponent.
After normalising both champions win rates Karthus wins against Xerath 1.98% less often than would be expected.
The average opponent winrate against Xerathis 45.82%.
Brand
the Burning Vengeance
Karthus wins against Brand 45.55% of the time which is 0.26% higher against Brand than the average opponent.
After normalising both champions win rates Karthus wins against Brand 1.25% less often than would be expected.
The average opponent winrate against Brandis 45.29%.
Seraphine
the Starry-Eyed Songstress
Karthus wins against Seraphine 45.76% of the time which is 0.59% lower against Seraphine than the average opponent.
After normalising both champions win rates Karthus wins against Seraphine 2.10% less often than would be expected.
The average opponent winrate against Seraphineis 46.35%.
Kog'Maw
the Mouth of the Abyss
Karthus wins against Kog'Maw 46.64% of the time which is 0.68% lower against Kog'Maw than the average opponent.
After normalising both champions win rates Karthus wins against Kog'Maw 2.19% less often than would be expected.
The average opponent winrate against Kog'Mawis 47.32%.
Zyra
Rise of the Thorns
Karthus wins against Zyra 47.06% of the time which is 0.31% higher against Zyra than the average opponent.
After normalising both champions win rates Karthus wins against Zyra 1.20% less often than would be expected.
The average opponent winrate against Zyrais 46.75%.
Sivir
the Battle Mistress
Karthus wins against Sivir 47.07% of the time which is 0.18% lower against Sivir than the average opponent.
After normalising both champions win rates Karthus wins against Sivir 1.69% less often than would be expected.
The average opponent winrate against Siviris 47.25%.
Lux
the Lady of Luminosity
Karthus wins against Lux 47.15% of the time which is 1.23% higher against Lux than the average opponent.
After normalising both champions win rates Karthus wins against Lux 0.28% less often than would be expected.
The average opponent winrate against Luxis 45.92%.
Hwei
the Visionary
Karthus wins against Hwei 47.26% of the time which is 0.85% higher against Hwei than the average opponent.
After normalising both champions win rates Karthus wins against Hwei 0.66% less often than would be expected.
The average opponent winrate against Hweiis 46.41%.
Nilah
the Joy Unbound
Karthus wins against Nilah 47.30% of the time which is 1.81% higher against Nilah than the average opponent.
After normalising both champions win rates Karthus wins against Nilah 0.30% more often than would be expected.
The average opponent winrate against Nilahis 45.49%.
Syndra
the Dark Sovereign
Karthus wins against Syndra 47.37% of the time which is 1.22% lower against Syndra than the average opponent.
After normalising both champions win rates Karthus wins against Syndra 2.73% less often than would be expected.
The average opponent winrate against Syndrais 48.59%.
Draven
the Glorious Executioner
Karthus wins against Draven 48.10% of the time which is 1.10% lower against Draven than the average opponent.
After normalising both champions win rates Karthus wins against Draven 2.61% less often than would be expected.
The average opponent winrate against Dravenis 49.20%.
Miss Fortune
the Bounty Hunter
Karthus wins against Miss Fortune 48.84% of the time which is 1.88% higher against Miss Fortune than the average opponent.
After normalising both champions win rates Karthus wins against Miss Fortune 0.37% more often than would be expected.
The average opponent winrate against Miss Fortuneis 46.96%.
Vel'Koz
the Eye of the Void
Karthus wins against Vel'Koz 49.03% of the time which is 3.30% higher against Vel'Koz than the average opponent.
After normalising both champions win rates Karthus wins against Vel'Koz 1.79% more often than would be expected.
The average opponent winrate against Vel'Kozis 45.73%.
Ezreal
the Prodigal Explorer
Karthus wins against Ezreal 49.17% of the time which is 0.73% lower against Ezreal than the average opponent.
After normalising both champions win rates Karthus wins against Ezreal 2.24% less often than would be expected.
The average opponent winrate against Ezrealis 49.90%.
Vayne
the Night Hunter
Karthus wins against Vayne 49.37% of the time which is 1.73% higher against Vayne than the average opponent.
After normalising both champions win rates Karthus wins against Vayne 0.22% more often than would be expected.
The average opponent winrate against Vayneis 47.64%.
Jhin
the Virtuoso
Karthus wins against Jhin 49.48% of the time which is 1.12% higher against Jhin than the average opponent.
After normalising both champions win rates Karthus wins against Jhin 0.39% less often than would be expected.
The average opponent winrate against Jhinis 48.36%.
Jinx
the Loose Cannon
Karthus wins against Jinx 49.58% of the time which is 1.14% higher against Jinx than the average opponent.
After normalising both champions win rates Karthus wins against Jinx 0.37% less often than would be expected.
The average opponent winrate against Jinxis 48.44%.
Xayah
the Rebel
Karthus wins against Xayah 50.11% of the time which is 1.62% higher against Xayah than the average opponent.
After normalising both champions win rates Karthus wins against Xayah 0.11% more often than would be expected.
The average opponent winrate against Xayahis 48.49%.
Caitlyn
the Sheriff of Piltover
Karthus wins against Caitlyn 50.15% of the time which is 1.39% higher against Caitlyn than the average opponent.
After normalising both champions win rates Karthus wins against Caitlyn 0.12% less often than would be expected.
The average opponent winrate against Caitlynis 48.76%.
Yasuo
the Unforgiven
Karthus wins against Yasuo 50.35% of the time which is 2.40% higher against Yasuo than the average opponent.
After normalising both champions win rates Karthus wins against Yasuo 0.89% more often than would be expected.
The average opponent winrate against Yasuois 47.95%.
Zeri
The Spark of Zaun
Karthus wins against Zeri 50.52% of the time which is 0.70% higher against Zeri than the average opponent.
After normalising both champions win rates Karthus wins against Zeri 0.81% less often than would be expected.
The average opponent winrate against Zeriis 49.82%.
Lucian
the Purifier
Karthus wins against Lucian 51.04% of the time which is 1.60% higher against Lucian than the average opponent.
After normalising both champions win rates Karthus wins against Lucian 0.09% more often than would be expected.
The average opponent winrate against Lucianis 49.44%.
Swain
the Noxian Grand General
Karthus wins against Swain 51.20% of the time which is 5.56% higher against Swain than the average opponent.
After normalising both champions win rates Karthus wins against Swain 4.05% more often than would be expected.
The average opponent winrate against Swainis 45.64%.
Ashe
the Frost Archer
Karthus wins against Ashe 51.23% of the time which is 2.45% higher against Ashe than the average opponent.
After normalising both champions win rates Karthus wins against Ashe 0.94% more often than would be expected.
The average opponent winrate against Asheis 48.78%.
Twitch
the Plague Rat
Karthus wins against Twitch 51.45% of the time which is 1.09% higher against Twitch than the average opponent.
After normalising both champions win rates Karthus wins against Twitch 0.42% less often than would be expected.
The average opponent winrate against Twitchis 50.36%.
Smolder
the Fiery Fledgling
Karthus wins against Smolder 51.58% of the time which is 1.96% higher against Smolder than the average opponent.
After normalising both champions win rates Karthus wins against Smolder 0.45% more often than would be expected.
The average opponent winrate against Smolderis 49.62%.
Aphelios
the Weapon of the Faithful
Karthus wins against Aphelios 51.92% of the time which is 1.33% higher against Aphelios than the average opponent.
After normalising both champions win rates Karthus wins against Aphelios 0.18% less often than would be expected.
The average opponent winrate against Apheliosis 50.59%.
Tristana
the Yordle Gunner
Karthus wins against Tristana 51.99% of the time which is 2.51% higher against Tristana than the average opponent.
After normalising both champions win rates Karthus wins against Tristana 1.00% more often than would be expected.
The average opponent winrate against Tristanais 49.48%.
Varus
the Arrow of Retribution
Karthus wins against Varus 52.08% of the time which is 1.93% higher against Varus than the average opponent.
After normalising both champions win rates Karthus wins against Varus 0.42% more often than would be expected.
The average opponent winrate against Varusis 50.15%.
Corki
the Daring Bombardier
Karthus wins against Corki 52.64% of the time which is 3.63% higher against Corki than the average opponent.
After normalising both champions win rates Karthus wins against Corki 2.12% more often than would be expected.
The average opponent winrate against Corkiis 49.01%.
Kai'Sa
Daughter of the Void
Karthus wins against Kai'Sa 52.86% of the time which is 2.69% higher against Kai'Sa than the average opponent.
After normalising both champions win rates Karthus wins against Kai'Sa 1.18% more often than would be expected.
The average opponent winrate against Kai'Sais 50.17%.
Heimerdinger
the Revered Inventor
Karthus wins against Heimerdinger 53.73% of the time which is 9.01% higher against Heimerdinger than the average opponent.
After normalising both champions win rates Karthus wins against Heimerdinger 7.50% more often than would be expected.
The average opponent winrate against Heimerdingeris 44.72%.
Samira
the Desert Rose
Karthus wins against Samira 54.89% of the time which is 5.27% higher against Samira than the average opponent.
After normalising both champions win rates Karthus wins against Samira 3.76% more often than would be expected.
The average opponent winrate against Samirais 49.62%.
Kalista
the Spear of Vengeance
Karthus wins against Kalista 55.07% of the time which is 3.60% higher against Kalista than the average opponent.
After normalising both champions win rates Karthus wins against Kalista 2.09% more often than would be expected.
The average opponent winrate against Kalistais 51.47%.