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.
Platinum+ Champions Analysed: 70,918,941
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 middle vs middle Counters
Karthus middle on Patch 14.1 is the strongest counter to middle champions of Zoe, Azir & Zed. While Karthus middle is countered most by middle champions of Naafiri, Irelia & Xerath. Below is a detailed breakdown of Karthus middle counters against middle champions with a minimum of 100 games.
Naafiri
the Hound of a Hundred Bites
Karthus wins against Naafiri 37.04% of the time which is 10.47% lower against Naafiri than the average opponent.
After normalising both champions win rates Karthus wins against Naafiri 8.84% less often than would be expected.
The average opponent winrate against Naafiriis 47.51%.
Irelia
the Blade Dancer
Karthus wins against Irelia 39.58% of the time which is 9.11% lower against Irelia than the average opponent.
After normalising both champions win rates Karthus wins against Irelia 7.47% less often than would be expected.
The average opponent winrate against Ireliais 48.69%.
Xerath
the Magus Ascendant
Karthus wins against Xerath 39.74% of the time which is 8.39% lower against Xerath than the average opponent.
After normalising both champions win rates Karthus wins against Xerath 6.76% less often than would be expected.
The average opponent winrate against Xerathis 48.13%.
Fizz
the Tidal Trickster
Karthus wins against Fizz 40.37% of the time which is 5.97% lower against Fizz than the average opponent.
After normalising both champions win rates Karthus wins against Fizz 4.35% less often than would be expected.
The average opponent winrate against Fizzis 46.34%.
Ekko
the Boy Who Shattered Time
Karthus wins against Ekko 40.84% of the time which is 6.16% lower against Ekko than the average opponent.
After normalising both champions win rates Karthus wins against Ekko 4.54% less often than would be expected.
The average opponent winrate against Ekkois 47.00%.
Galio
the Colossus
Karthus wins against Galio 43.43% of the time which is 4.98% lower against Galio than the average opponent.
After normalising both champions win rates Karthus wins against Galio 3.35% less often than would be expected.
The average opponent winrate against Galiois 48.41%.
Vladimir
the Crimson Reaper
Karthus wins against Vladimir 44.42% of the time which is 3.12% lower against Vladimir than the average opponent.
After normalising both champions win rates Karthus wins against Vladimir 1.49% less often than would be expected.
The average opponent winrate against Vladimiris 47.54%.
Katarina
the Sinister Blade
Karthus wins against Katarina 44.51% of the time which is 4.47% lower against Katarina than the average opponent.
After normalising both champions win rates Karthus wins against Katarina 2.83% less often than would be expected.
The average opponent winrate against Katarinais 48.98%.
Cassiopeia
the Serpent's Embrace
Karthus wins against Cassiopeia 44.68% of the time which is 2.14% lower against Cassiopeia than the average opponent.
After normalising both champions win rates Karthus wins against Cassiopeia 0.52% less often than would be expected.
The average opponent winrate against Cassiopeiais 46.82%.
Qiyana
Empress of the Elements
Karthus wins against Qiyana 45.19% of the time which is 3.72% lower against Qiyana than the average opponent.
After normalising both champions win rates Karthus wins against Qiyana 2.08% less often than would be expected.
The average opponent winrate against Qiyanais 48.91%.
Anivia
the Cryophoenix
Karthus wins against Anivia 45.51% of the time which is 1.32% lower against Anivia than the average opponent.
After normalising both champions win rates Karthus wins against Anivia 0.30% more often than would be expected.
The average opponent winrate against Aniviais 46.83%.
Lux
the Lady of Luminosity
Karthus wins against Lux 45.67% of the time which is 2.48% lower against Lux than the average opponent.
After normalising both champions win rates Karthus wins against Lux 0.85% less often than would be expected.
The average opponent winrate against Luxis 48.15%.
Yone
the Unforgotten
Karthus wins against Yone 45.74% of the time which is 4.30% lower against Yone than the average opponent.
After normalising both champions win rates Karthus wins against Yone 2.66% less often than would be expected.
The average opponent winrate against Yoneis 50.04%.
Corki
the Daring Bombardier
Karthus wins against Corki 46.04% of the time which is 5.72% lower against Corki than the average opponent.
After normalising both champions win rates Karthus wins against Corki 4.08% less often than would be expected.
The average opponent winrate against Corkiis 51.76%.
Sylas
the Unshackled
Karthus wins against Sylas 46.20% of the time which is 2.98% lower against Sylas than the average opponent.
After normalising both champions win rates Karthus wins against Sylas 1.34% less often than would be expected.
The average opponent winrate against Sylasis 49.18%.
Ryze
the Rune Mage
Karthus wins against Ryze 46.40% of the time which is 3.92% lower against Ryze than the average opponent.
After normalising both champions win rates Karthus wins against Ryze 2.28% less often than would be expected.
The average opponent winrate against Ryzeis 50.32%.
Pantheon
the Unbreakable Spear
Karthus wins against Pantheon 46.55% of the time which is 1.81% lower against Pantheon than the average opponent.
After normalising both champions win rates Karthus wins against Pantheon 0.18% less often than would be expected.
The average opponent winrate against Pantheonis 48.36%.
Aurelion Sol
The Star Forger
Karthus wins against Aurelion Sol 46.82% of the time which is 1.89% lower against Aurelion Sol than the average opponent.
After normalising both champions win rates Karthus wins against Aurelion Sol 0.25% less often than would be expected.
The average opponent winrate against Aurelion Solis 48.71%.
Vel'Koz
the Eye of the Void
Karthus wins against Vel'Koz 46.85% of the time which is 1.50% lower against Vel'Koz than the average opponent.
After normalising both champions win rates Karthus wins against Vel'Koz 0.13% more often than would be expected.
The average opponent winrate against Vel'Kozis 48.35%.
Viktor
the Machine Herald
Karthus wins against Viktor 47.19% of the time which is 1.66% lower against Viktor than the average opponent.
After normalising both champions win rates Karthus wins against Viktor 0.02% less often than would be expected.
The average opponent winrate against Viktoris 48.85%.
Akali
the Rogue Assassin
Karthus wins against Akali 47.66% of the time which is 1.67% lower against Akali than the average opponent.
After normalising both champions win rates Karthus wins against Akali 0.03% less often than would be expected.
The average opponent winrate against Akaliis 49.33%.
Akshan
the Rogue Sentinel
Karthus wins against Akshan 47.87% of the time which is 0.05% higher against Akshan than the average opponent.
After normalising both champions win rates Karthus wins against Akshan 1.68% more often than would be expected.
The average opponent winrate against Akshanis 47.82%.
Syndra
the Dark Sovereign
Karthus wins against Syndra 47.94% of the time which is 2.72% lower against Syndra than the average opponent.
After normalising both champions win rates Karthus wins against Syndra 1.08% less often than would be expected.
The average opponent winrate against Syndrais 50.66%.
Twisted Fate
the Card Master
Karthus wins against Twisted Fate 47.98% of the time which is 0.55% lower against Twisted Fate than the average opponent.
After normalising both champions win rates Karthus wins against Twisted Fate 1.08% more often than would be expected.
The average opponent winrate against Twisted Fateis 48.53%.
Tristana
the Yordle Gunner
Karthus wins against Tristana 48.15% of the time which is 0.50% higher against Tristana than the average opponent.
After normalising both champions win rates Karthus wins against Tristana 2.13% more often than would be expected.
The average opponent winrate against Tristanais 47.65%.
Annie
the Dark Child
Karthus wins against Annie 48.34% of the time which is 0.83% higher against Annie than the average opponent.
After normalising both champions win rates Karthus wins against Annie 2.46% more often than would be expected.
The average opponent winrate against Annieis 47.51%.
Ahri
the Nine-Tailed Fox
Karthus wins against Ahri 48.69% of the time which is 1.98% lower against Ahri than the average opponent.
After normalising both champions win rates Karthus wins against Ahri 0.34% less often than would be expected.
The average opponent winrate against Ahriis 50.67%.
Neeko
the Curious Chameleon
Karthus wins against Neeko 49.00% of the time which is 1.93% higher against Neeko than the average opponent.
After normalising both champions win rates Karthus wins against Neeko 3.55% more often than would be expected.
The average opponent winrate against Neekois 47.07%.
Kassadin
the Void Walker
Karthus wins against Kassadin 49.38% of the time which is 1.30% higher against Kassadin than the average opponent.
After normalising both champions win rates Karthus wins against Kassadin 2.93% more often than would be expected.
The average opponent winrate against Kassadinis 48.08%.
LeBlanc
the Deceiver
Karthus wins against LeBlanc 49.56% of the time which is 3.23% lower against LeBlanc than the average opponent.
After normalising both champions win rates Karthus wins against LeBlanc 1.59% less often than would be expected.
The average opponent winrate against LeBlancis 52.79%.
Talon
the Blade's Shadow
Karthus wins against Talon 49.67% of the time which is 0.26% higher against Talon than the average opponent.
After normalising both champions win rates Karthus wins against Talon 1.90% more often than would be expected.
The average opponent winrate against Talonis 49.41%.
Malzahar
the Prophet of the Void
Karthus wins against Malzahar 49.73% of the time which is 1.12% higher against Malzahar than the average opponent.
After normalising both champions win rates Karthus wins against Malzahar 2.75% more often than would be expected.
The average opponent winrate against Malzaharis 48.61%.
Orianna
the Lady of Clockwork
Karthus wins against Orianna 49.86% of the time which is 1.61% lower against Orianna than the average opponent.
After normalising both champions win rates Karthus wins against Orianna 0.03% more often than would be expected.
The average opponent winrate against Oriannais 51.47%.
Diana
Scorn of the Moon
Karthus wins against Diana 50.00% of the time which is 3.40% higher against Diana than the average opponent.
After normalising both champions win rates Karthus wins against Diana 5.02% more often than would be expected.
The average opponent winrate against Dianais 46.60%.
Yasuo
the Unforgiven
Karthus wins against Yasuo 50.16% of the time which is 0.55% higher against Yasuo than the average opponent.
After normalising both champions win rates Karthus wins against Yasuo 2.19% more often than would be expected.
The average opponent winrate against Yasuois 49.61%.
Jayce
the Defender of Tomorrow
Karthus wins against Jayce 50.32% of the time which is 0.37% lower against Jayce than the average opponent.
After normalising both champions win rates Karthus wins against Jayce 1.27% more often than would be expected.
The average opponent winrate against Jayceis 50.69%.
Lissandra
the Ice Witch
Karthus wins against Lissandra 50.77% of the time which is 2.07% higher against Lissandra than the average opponent.
After normalising both champions win rates Karthus wins against Lissandra 3.71% more often than would be expected.
The average opponent winrate against Lissandrais 48.70%.
Hwei
the Visionary
Karthus wins against Hwei 51.43% of the time which is 2.78% lower against Hwei than the average opponent.
After normalising both champions win rates Karthus wins against Hwei 1.15% less often than would be expected.
The average opponent winrate against Hweiis 54.21%.
Vex
the Gloomist
Karthus wins against Vex 51.71% of the time which is 2.97% higher against Vex than the average opponent.
After normalising both champions win rates Karthus wins against Vex 4.61% more often than would be expected.
The average opponent winrate against Vexis 48.74%.
Veigar
the Tiny Master of Evil
Karthus wins against Veigar 52.03% of the time which is 1.92% higher against Veigar than the average opponent.
After normalising both champions win rates Karthus wins against Veigar 3.56% more often than would be expected.
The average opponent winrate against Veigaris 50.11%.
Zed
the Master of Shadows
Karthus wins against Zed 52.87% of the time which is 1.68% higher against Zed than the average opponent.
After normalising both champions win rates Karthus wins against Zed 3.32% more often than would be expected.
The average opponent winrate against Zedis 51.19%.
Azir
the Emperor of the Sands
Karthus wins against Azir 53.99% of the time which is 5.21% higher against Azir than the average opponent.
After normalising both champions win rates Karthus wins against Azir 6.85% more often than would be expected.
The average opponent winrate against Aziris 48.78%.
Zoe
the Aspect of Twilight
Karthus wins against Zoe 54.50% of the time which is 3.92% higher against Zoe than the average opponent.
After normalising both champions win rates Karthus wins against Zoe 5.56% more often than would be expected.
The average opponent winrate against Zoeis 50.58%.