

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: 9,787,923
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 middle Counters
Karthus jungle on Patch 15.8 is the strongest counter to middle champions of Annie, Naafiri & Kassadin. While Karthus jungle is countered most by middle champions of Swain, Jayce & Talon. Below is a detailed breakdown of Karthus jungle counters against middle champions with a minimum of 100 games.


Swain
the Noxian Grand General
Karthus wins against Swain 37.50% of the time which is 8.62% lower against Swain than the average opponent.
After normalising both champions win rates Karthus wins against Swain 11.61% less often than would be expected.
The average opponent winrate against Swain is 46.12%.


Jayce
the Defender of Tomorrow
Karthus wins against Jayce 39.09% of the time which is 9.39% lower against Jayce than the average opponent.
After normalising both champions win rates Karthus wins against Jayce 12.39% less often than would be expected.
The average opponent winrate against Jayce is 48.48%.


Talon
the Blade's Shadow
Karthus wins against Talon 45.91% of the time which is 1.81% lower against Talon than the average opponent.
After normalising both champions win rates Karthus wins against Talon 4.81% less often than would be expected.
The average opponent winrate against Talon is 47.72%.


Zoe
the Aspect of Twilight
Karthus wins against Zoe 46.46% of the time which is 1.11% lower against Zoe than the average opponent.
After normalising both champions win rates Karthus wins against Zoe 4.11% less often than would be expected.
The average opponent winrate against Zoe is 47.57%.


Tristana
the Yordle Gunner
Karthus wins against Tristana 46.60% of the time which is 4.88% lower against Tristana than the average opponent.
After normalising both champions win rates Karthus wins against Tristana 7.88% less often than would be expected.
The average opponent winrate against Tristana is 51.48%.


Irelia
the Blade Dancer
Karthus wins against Irelia 46.69% of the time which is 1.70% lower against Irelia than the average opponent.
After normalising both champions win rates Karthus wins against Irelia 4.70% less often than would be expected.
The average opponent winrate against Irelia is 48.39%.


Akshan
the Rogue Sentinel
Karthus wins against Akshan 46.86% of the time which is 0.31% lower against Akshan than the average opponent.
After normalising both champions win rates Karthus wins against Akshan 3.31% less often than would be expected.
The average opponent winrate against Akshan is 47.17%.


Fizz
the Tidal Trickster
Karthus wins against Fizz 48.31% of the time which is 0.20% higher against Fizz than the average opponent.
After normalising both champions win rates Karthus wins against Fizz 2.80% less often than would be expected.
The average opponent winrate against Fizz is 48.11%.


Galio
the Colossus
Karthus wins against Galio 48.87% of the time which is 1.22% higher against Galio than the average opponent.
After normalising both champions win rates Karthus wins against Galio 1.78% less often than would be expected.
The average opponent winrate against Galio is 47.65%.


Vladimir
the Crimson Reaper
Karthus wins against Vladimir 49.01% of the time which is 1.69% higher against Vladimir than the average opponent.
After normalising both champions win rates Karthus wins against Vladimir 1.31% less often than would be expected.
The average opponent winrate against Vladimir is 47.32%.


Taliyah
the Stoneweaver
Karthus wins against Taliyah 49.34% of the time which is 2.24% higher against Taliyah than the average opponent.
After normalising both champions win rates Karthus wins against Taliyah 0.76% less often than would be expected.
The average opponent winrate against Taliyah is 47.10%.


Xerath
the Magus Ascendant
Karthus wins against Xerath 49.41% of the time which is 2.17% higher against Xerath than the average opponent.
After normalising both champions win rates Karthus wins against Xerath 0.83% less often than would be expected.
The average opponent winrate against Xerath is 47.24%.


Sylas
the Unshackled
Karthus wins against Sylas 49.46% of the time which is 0.66% higher against Sylas than the average opponent.
After normalising both champions win rates Karthus wins against Sylas 2.34% less often than would be expected.
The average opponent winrate against Sylas is 48.80%.


Aurelion Sol
The Star Forger
Karthus wins against Aurelion Sol 50.23% of the time which is 2.50% higher against Aurelion Sol than the average opponent.
After normalising both champions win rates Karthus wins against Aurelion Sol 0.50% less often than would be expected.
The average opponent winrate against Aurelion Sol is 47.73%.


Cassiopeia
the Serpent's Embrace
Karthus wins against Cassiopeia 50.34% of the time which is 4.41% higher against Cassiopeia than the average opponent.
After normalising both champions win rates Karthus wins against Cassiopeia 1.42% more often than would be expected.
The average opponent winrate against Cassiopeia is 45.93%.


Ekko
the Boy Who Shattered Time
Karthus wins against Ekko 50.37% of the time which is 2.47% higher against Ekko than the average opponent.
After normalising both champions win rates Karthus wins against Ekko 0.53% less often than would be expected.
The average opponent winrate against Ekko is 47.90%.


Orianna
the Lady of Clockwork
Karthus wins against Orianna 50.39% of the time which is 1.27% higher against Orianna than the average opponent.
After normalising both champions win rates Karthus wins against Orianna 1.73% less often than would be expected.
The average opponent winrate against Orianna is 49.12%.


Hwei
the Visionary
Karthus wins against Hwei 50.55% of the time which is 2.62% higher against Hwei than the average opponent.
After normalising both champions win rates Karthus wins against Hwei 0.38% less often than would be expected.
The average opponent winrate against Hwei is 47.93%.


Zed
the Master of Shadows
Karthus wins against Zed 50.58% of the time which is 2.08% higher against Zed than the average opponent.
After normalising both champions win rates Karthus wins against Zed 0.92% less often than would be expected.
The average opponent winrate against Zed is 48.50%.


Katarina
the Sinister Blade
Karthus wins against Katarina 50.62% of the time which is 2.05% higher against Katarina than the average opponent.
After normalising both champions win rates Karthus wins against Katarina 0.95% less often than would be expected.
The average opponent winrate against Katarina is 48.57%.


Pantheon
the Unbreakable Spear
Karthus wins against Pantheon 50.91% of the time which is 4.97% higher against Pantheon than the average opponent.
After normalising both champions win rates Karthus wins against Pantheon 1.98% more often than would be expected.
The average opponent winrate against Pantheon is 45.94%.


Akali
the Rogue Assassin
Karthus wins against Akali 50.99% of the time which is 2.23% higher against Akali than the average opponent.
After normalising both champions win rates Karthus wins against Akali 0.77% less often than would be expected.
The average opponent winrate against Akali is 48.76%.


Lux
the Lady of Luminosity
Karthus wins against Lux 51.20% of the time which is 3.29% higher against Lux than the average opponent.
After normalising both champions win rates Karthus wins against Lux 0.29% more often than would be expected.
The average opponent winrate against Lux is 47.91%.


Anivia
the Cryophoenix
Karthus wins against Anivia 51.21% of the time which is 5.45% higher against Anivia than the average opponent.
After normalising both champions win rates Karthus wins against Anivia 2.46% more often than would be expected.
The average opponent winrate against Anivia is 45.76%.


Malzahar
the Prophet of the Void
Karthus wins against Malzahar 51.21% of the time which is 4.04% higher against Malzahar than the average opponent.
After normalising both champions win rates Karthus wins against Malzahar 1.04% more often than would be expected.
The average opponent winrate against Malzahar is 47.17%.


Ryze
the Rune Mage
Karthus wins against Ryze 51.29% of the time which is 2.98% higher against Ryze than the average opponent.
After normalising both champions win rates Karthus wins against Ryze 0.02% less often than would be expected.
The average opponent winrate against Ryze is 48.31%.


Vel'Koz
the Eye of the Void
Karthus wins against Vel'Koz 51.40% of the time which is 5.36% higher against Vel'Koz than the average opponent.
After normalising both champions win rates Karthus wins against Vel'Koz 2.37% more often than would be expected.
The average opponent winrate against Vel'Koz is 46.04%.


Viktor
the Herald of the Arcane
Karthus wins against Viktor 51.59% of the time which is 2.66% higher against Viktor than the average opponent.
After normalising both champions win rates Karthus wins against Viktor 0.34% less often than would be expected.
The average opponent winrate against Viktor is 48.93%.


Syndra
the Dark Sovereign
Karthus wins against Syndra 51.65% of the time which is 3.23% higher against Syndra than the average opponent.
After normalising both champions win rates Karthus wins against Syndra 0.23% more often than would be expected.
The average opponent winrate against Syndra is 48.42%.


Yasuo
the Unforgiven
Karthus wins against Yasuo 51.98% of the time which is 3.75% higher against Yasuo than the average opponent.
After normalising both champions win rates Karthus wins against Yasuo 0.75% more often than would be expected.
The average opponent winrate against Yasuo is 48.23%.


Diana
Scorn of the Moon
Karthus wins against Diana 52.08% of the time which is 5.01% higher against Diana than the average opponent.
After normalising both champions win rates Karthus wins against Diana 2.01% more often than would be expected.
The average opponent winrate against Diana is 47.07%.


Yone
the Unforgotten
Karthus wins against Yone 52.34% of the time which is 1.42% higher against Yone than the average opponent.
After normalising both champions win rates Karthus wins against Yone 1.58% less often than would be expected.
The average opponent winrate against Yone is 50.92%.


Veigar
the Tiny Master of Evil
Karthus wins against Veigar 52.38% of the time which is 5.01% higher against Veigar than the average opponent.
After normalising both champions win rates Karthus wins against Veigar 2.01% more often than would be expected.
The average opponent winrate against Veigar is 47.37%.


Ahri
the Nine-Tailed Fox
Karthus wins against Ahri 52.52% of the time which is 4.38% higher against Ahri than the average opponent.
After normalising both champions win rates Karthus wins against Ahri 1.38% more often than would be expected.
The average opponent winrate against Ahri is 48.14%.


LeBlanc
the Deceiver
Karthus wins against LeBlanc 53.12% of the time which is 2.94% higher against LeBlanc than the average opponent.
After normalising both champions win rates Karthus wins against LeBlanc 0.06% less often than would be expected.
The average opponent winrate against LeBlanc is 50.18%.


Mel
the Soul's Reflection
Karthus wins against Mel 53.85% of the time which is 3.56% higher against Mel than the average opponent.
After normalising both champions win rates Karthus wins against Mel 0.56% more often than would be expected.
The average opponent winrate against Mel is 50.29%.


Vex
the Gloomist
Karthus wins against Vex 53.97% of the time which is 7.71% higher against Vex than the average opponent.
After normalising both champions win rates Karthus wins against Vex 4.71% more often than would be expected.
The average opponent winrate against Vex is 46.26%.


Twisted Fate
the Card Master
Karthus wins against Twisted Fate 54.49% of the time which is 6.43% higher against Twisted Fate than the average opponent.
After normalising both champions win rates Karthus wins against Twisted Fate 3.43% more often than would be expected.
The average opponent winrate against Twisted Fate is 48.06%.


Cho'Gath
the Terror of the Void
Karthus wins against Cho'Gath 54.62% of the time which is 8.32% higher against Cho'Gath than the average opponent.
After normalising both champions win rates Karthus wins against Cho'Gath 5.32% more often than would be expected.
The average opponent winrate against Cho'Gath is 46.30%.


Azir
the Emperor of the Sands
Karthus wins against Azir 55.03% of the time which is 3.99% higher against Azir than the average opponent.
After normalising both champions win rates Karthus wins against Azir 0.99% more often than would be expected.
The average opponent winrate against Azir is 51.04%.


Qiyana
Empress of the Elements
Karthus wins against Qiyana 55.17% of the time which is 7.26% higher against Qiyana than the average opponent.
After normalising both champions win rates Karthus wins against Qiyana 4.26% more often than would be expected.
The average opponent winrate against Qiyana is 47.91%.


Aurora
the Witch Between Worlds
Karthus wins against Aurora 55.26% of the time which is 5.19% higher against Aurora than the average opponent.
After normalising both champions win rates Karthus wins against Aurora 2.19% more often than would be expected.
The average opponent winrate against Aurora is 50.07%.


Lissandra
the Ice Witch
Karthus wins against Lissandra 55.81% of the time which is 8.01% higher against Lissandra than the average opponent.
After normalising both champions win rates Karthus wins against Lissandra 5.01% more often than would be expected.
The average opponent winrate against Lissandra is 47.80%.


Kassadin
the Void Walker
Karthus wins against Kassadin 56.67% of the time which is 8.96% higher against Kassadin than the average opponent.
After normalising both champions win rates Karthus wins against Kassadin 5.96% more often than would be expected.
The average opponent winrate against Kassadin is 47.71%.


Naafiri
the Hound of a Hundred Bites
Karthus wins against Naafiri 58.12% of the time which is 12.91% higher against Naafiri than the average opponent.
After normalising both champions win rates Karthus wins against Naafiri 9.92% more often than would be expected.
The average opponent winrate against Naafiri is 45.21%.


Annie
the Dark Child
Karthus wins against Annie 58.95% of the time which is 8.30% higher against Annie than the average opponent.
After normalising both champions win rates Karthus wins against Annie 5.30% more often than would be expected.
The average opponent winrate against Annie is 50.65%.