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: 54,391,381
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 30 is the strongest counter to middle champions of Lissandra, Syndra & Azir. While Karthus middle is countered most by middle champions of Akshan, Talon & Kassadin. Below is a detailed breakdown of Karthus middle counters against middle champions with a minimum of 100 games.
Akshan
the Rogue Sentinel
Karthus wins against Akshan 42.32% of the time which is 3.42% lower against Akshan than the average opponent.
After normalising both champions win rates Karthus wins against Akshan 6.03% less often than would be expected.
The average opponent winrate against Akshanis 45.74%.
Talon
the Blade's Shadow
Karthus wins against Talon 43.80% of the time which is 4.69% lower against Talon than the average opponent.
After normalising both champions win rates Karthus wins against Talon 7.31% less often than would be expected.
The average opponent winrate against Talonis 48.49%.
Kassadin
the Void Walker
Karthus wins against Kassadin 44.63% of the time which is 4.40% lower against Kassadin than the average opponent.
After normalising both champions win rates Karthus wins against Kassadin 7.02% less often than would be expected.
The average opponent winrate against Kassadinis 49.03%.
Diana
Scorn of the Moon
Karthus wins against Diana 45.80% of the time which is 1.37% lower against Diana than the average opponent.
After normalising both champions win rates Karthus wins against Diana 3.99% less often than would be expected.
The average opponent winrate against Dianais 47.17%.
Twisted Fate
the Card Master
Karthus wins against Twisted Fate 46.01% of the time which is 0.66% lower against Twisted Fate than the average opponent.
After normalising both champions win rates Karthus wins against Twisted Fate 3.28% less often than would be expected.
The average opponent winrate against Twisted Fateis 46.67%.
Irelia
the Blade Dancer
Karthus wins against Irelia 47.09% of the time which is 0.68% lower against Irelia than the average opponent.
After normalising both champions win rates Karthus wins against Irelia 3.30% less often than would be expected.
The average opponent winrate against Ireliais 47.77%.
Xerath
the Magus Ascendant
Karthus wins against Xerath 47.23% of the time which is 0.39% higher against Xerath than the average opponent.
After normalising both champions win rates Karthus wins against Xerath 2.23% less often than would be expected.
The average opponent winrate against Xerathis 46.84%.
Zed
the Master of Shadows
Karthus wins against Zed 47.75% of the time which is 1.40% lower against Zed than the average opponent.
After normalising both champions win rates Karthus wins against Zed 4.02% less often than would be expected.
The average opponent winrate against Zedis 49.15%.
Orianna
the Lady of Clockwork
Karthus wins against Orianna 48.10% of the time which is 2.19% lower against Orianna than the average opponent.
After normalising both champions win rates Karthus wins against Orianna 4.81% less often than would be expected.
The average opponent winrate against Oriannais 50.29%.
Cassiopeia
the Serpent's Embrace
Karthus wins against Cassiopeia 48.17% of the time which is 1.92% higher against Cassiopeia than the average opponent.
After normalising both champions win rates Karthus wins against Cassiopeia 0.70% less often than would be expected.
The average opponent winrate against Cassiopeiais 46.25%.
Galio
the Colossus
Karthus wins against Galio 48.45% of the time which is 1.83% higher against Galio than the average opponent.
After normalising both champions win rates Karthus wins against Galio 0.79% less often than would be expected.
The average opponent winrate against Galiois 46.62%.
Malphite
Shard of the Monolith
Karthus wins against Malphite 48.70% of the time which is 0.05% lower against Malphite than the average opponent.
After normalising both champions win rates Karthus wins against Malphite 2.67% less often than would be expected.
The average opponent winrate against Malphiteis 48.75%.
Lux
the Lady of Luminosity
Karthus wins against Lux 48.93% of the time which is 2.17% higher against Lux than the average opponent.
After normalising both champions win rates Karthus wins against Lux 0.45% less often than would be expected.
The average opponent winrate against Luxis 46.76%.
Zoe
the Aspect of Twilight
Karthus wins against Zoe 49.12% of the time which is 1.52% higher against Zoe than the average opponent.
After normalising both champions win rates Karthus wins against Zoe 1.10% less often than would be expected.
The average opponent winrate against Zoeis 47.60%.
Vladimir
the Crimson Reaper
Karthus wins against Vladimir 49.18% of the time which is 0.33% lower against Vladimir than the average opponent.
After normalising both champions win rates Karthus wins against Vladimir 2.95% less often than would be expected.
The average opponent winrate against Vladimiris 49.51%.
Tristana
the Yordle Gunner
Karthus wins against Tristana 49.25% of the time which is 0.37% higher against Tristana than the average opponent.
After normalising both champions win rates Karthus wins against Tristana 2.25% less often than would be expected.
The average opponent winrate against Tristanais 48.88%.
Brand
the Burning Vengeance
Karthus wins against Brand 49.58% of the time which is 2.76% higher against Brand than the average opponent.
After normalising both champions win rates Karthus wins against Brand 0.14% more often than would be expected.
The average opponent winrate against Brandis 46.82%.
Sylas
the Unshackled
Karthus wins against Sylas 49.82% of the time which is 2.28% higher against Sylas than the average opponent.
After normalising both champions win rates Karthus wins against Sylas 0.34% less often than would be expected.
The average opponent winrate against Sylasis 47.54%.
LeBlanc
the Deceiver
Karthus wins against LeBlanc 50.00% of the time which is 0.59% higher against LeBlanc than the average opponent.
After normalising both champions win rates Karthus wins against LeBlanc 2.03% less often than would be expected.
The average opponent winrate against LeBlancis 49.41%.
Katarina
the Sinister Blade
Karthus wins against Katarina 50.24% of the time which is 1.24% higher against Katarina than the average opponent.
After normalising both champions win rates Karthus wins against Katarina 1.38% less often than would be expected.
The average opponent winrate against Katarinais 49.00%.
Ekko
the Boy Who Shattered Time
Karthus wins against Ekko 50.28% of the time which is 2.98% higher against Ekko than the average opponent.
After normalising both champions win rates Karthus wins against Ekko 0.36% more often than would be expected.
The average opponent winrate against Ekkois 47.30%.
Ahri
the Nine-Tailed Fox
Karthus wins against Ahri 50.52% of the time which is 2.27% higher against Ahri than the average opponent.
After normalising both champions win rates Karthus wins against Ahri 0.35% less often than would be expected.
The average opponent winrate against Ahriis 48.25%.
Aurelion Sol
The Star Forger
Karthus wins against Aurelion Sol 50.75% of the time which is 1.51% higher against Aurelion Sol than the average opponent.
After normalising both champions win rates Karthus wins against Aurelion Sol 1.11% less often than would be expected.
The average opponent winrate against Aurelion Solis 49.24%.
Taliyah
the Stoneweaver
Karthus wins against Taliyah 51.13% of the time which is 3.31% higher against Taliyah than the average opponent.
After normalising both champions win rates Karthus wins against Taliyah 0.69% more often than would be expected.
The average opponent winrate against Taliyahis 47.82%.
Yone
the Unforgotten
Karthus wins against Yone 51.55% of the time which is 0.53% higher against Yone than the average opponent.
After normalising both champions win rates Karthus wins against Yone 2.09% less often than would be expected.
The average opponent winrate against Yoneis 51.02%.
Annie
the Dark Child
Karthus wins against Annie 51.79% of the time which is 5.00% higher against Annie than the average opponent.
After normalising both champions win rates Karthus wins against Annie 2.38% more often than would be expected.
The average opponent winrate against Annieis 46.79%.
Vex
the Gloomist
Karthus wins against Vex 52.22% of the time which is 6.28% higher against Vex than the average opponent.
After normalising both champions win rates Karthus wins against Vex 3.67% more often than would be expected.
The average opponent winrate against Vexis 45.94%.
Hwei
the Visionary
Karthus wins against Hwei 52.84% of the time which is 4.05% higher against Hwei than the average opponent.
After normalising both champions win rates Karthus wins against Hwei 1.43% more often than would be expected.
The average opponent winrate against Hweiis 48.79%.
Vel'Koz
the Eye of the Void
Karthus wins against Vel'Koz 52.85% of the time which is 5.67% higher against Vel'Koz than the average opponent.
After normalising both champions win rates Karthus wins against Vel'Koz 3.05% more often than would be expected.
The average opponent winrate against Vel'Kozis 47.18%.
Akali
the Rogue Assassin
Karthus wins against Akali 53.36% of the time which is 5.23% higher against Akali than the average opponent.
After normalising both champions win rates Karthus wins against Akali 2.61% more often than would be expected.
The average opponent winrate against Akaliis 48.13%.
Veigar
the Tiny Master of Evil
Karthus wins against Veigar 53.42% of the time which is 5.67% higher against Veigar than the average opponent.
After normalising both champions win rates Karthus wins against Veigar 3.05% more often than would be expected.
The average opponent winrate against Veigaris 47.75%.
Anivia
the Cryophoenix
Karthus wins against Anivia 53.85% of the time which is 7.16% higher against Anivia than the average opponent.
After normalising both champions win rates Karthus wins against Anivia 4.54% more often than would be expected.
The average opponent winrate against Aniviais 46.69%.
Malzahar
the Prophet of the Void
Karthus wins against Malzahar 54.17% of the time which is 6.05% higher against Malzahar than the average opponent.
After normalising both champions win rates Karthus wins against Malzahar 3.43% more often than would be expected.
The average opponent winrate against Malzaharis 48.12%.
Yasuo
the Unforgiven
Karthus wins against Yasuo 54.27% of the time which is 4.53% higher against Yasuo than the average opponent.
After normalising both champions win rates Karthus wins against Yasuo 1.91% more often than would be expected.
The average opponent winrate against Yasuois 49.74%.
Fizz
the Tidal Trickster
Karthus wins against Fizz 54.35% of the time which is 6.44% higher against Fizz than the average opponent.
After normalising both champions win rates Karthus wins against Fizz 3.82% more often than would be expected.
The average opponent winrate against Fizzis 47.91%.
Corki
the Daring Bombardier
Karthus wins against Corki 54.42% of the time which is 1.99% higher against Corki than the average opponent.
After normalising both champions win rates Karthus wins against Corki 0.63% less often than would be expected.
The average opponent winrate against Corkiis 52.43%.
Viktor
the Machine Herald
Karthus wins against Viktor 55.63% of the time which is 8.11% higher against Viktor than the average opponent.
After normalising both champions win rates Karthus wins against Viktor 5.49% more often than would be expected.
The average opponent winrate against Viktoris 47.52%.
Qiyana
Empress of the Elements
Karthus wins against Qiyana 56.92% of the time which is 8.61% higher against Qiyana than the average opponent.
After normalising both champions win rates Karthus wins against Qiyana 5.99% more often than would be expected.
The average opponent winrate against Qiyanais 48.31%.
Jayce
the Defender of Tomorrow
Karthus wins against Jayce 57.01% of the time which is 6.85% higher against Jayce than the average opponent.
After normalising both champions win rates Karthus wins against Jayce 4.23% more often than would be expected.
The average opponent winrate against Jayceis 50.16%.
Azir
the Emperor of the Sands
Karthus wins against Azir 57.21% of the time which is 4.45% higher against Azir than the average opponent.
After normalising both champions win rates Karthus wins against Azir 1.83% more often than would be expected.
The average opponent winrate against Aziris 52.76%.
Syndra
the Dark Sovereign
Karthus wins against Syndra 57.53% of the time which is 9.44% higher against Syndra than the average opponent.
After normalising both champions win rates Karthus wins against Syndra 6.82% more often than would be expected.
The average opponent winrate against Syndrais 48.09%.
Lissandra
the Ice Witch
Karthus wins against Lissandra 60.32% of the time which is 10.91% higher against Lissandra than the average opponent.
After normalising both champions win rates Karthus wins against Lissandra 8.29% more often than would be expected.
The average opponent winrate against Lissandrais 49.41%.