

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: 18,370,923
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 15.9 is the strongest counter to middle champions of Smolder, Aurora & LeBlanc. While Karthus jungle is countered most by middle champions of Naafiri, Galio & Swain. Below is a detailed breakdown of Karthus jungle counters against middle champions with a minimum of 100 games.


Naafiri
the Hound of a Hundred Bites
Karthus wins against Naafiri 39.51% of the time which is 7.21% lower against Naafiri than the average opponent.
After normalising both champions win rates Karthus wins against Naafiri 6.19% less often than would be expected.
The average opponent winrate against Naafiri is 46.72%.


Galio
the Colossus
Karthus wins against Galio 41.76% of the time which is 6.96% lower against Galio than the average opponent.
After normalising both champions win rates Karthus wins against Galio 5.93% less often than would be expected.
The average opponent winrate against Galio is 48.72%.


Swain
the Noxian Grand General
Karthus wins against Swain 42.06% of the time which is 5.36% lower against Swain than the average opponent.
After normalising both champions win rates Karthus wins against Swain 4.33% less often than would be expected.
The average opponent winrate against Swain is 47.42%.


Cho'Gath
the Terror of the Void
Karthus wins against Cho'Gath 43.52% of the time which is 4.92% lower against Cho'Gath than the average opponent.
After normalising both champions win rates Karthus wins against Cho'Gath 3.89% less often than would be expected.
The average opponent winrate against Cho'Gath is 48.44%.


Aurelion Sol
The Star Forger
Karthus wins against Aurelion Sol 43.56% of the time which is 5.06% lower against Aurelion Sol than the average opponent.
After normalising both champions win rates Karthus wins against Aurelion Sol 4.03% less often than would be expected.
The average opponent winrate against Aurelion Sol is 48.62%.


Lux
the Lady of Luminosity
Karthus wins against Lux 44.08% of the time which is 4.13% lower against Lux than the average opponent.
After normalising both champions win rates Karthus wins against Lux 3.10% less often than would be expected.
The average opponent winrate against Lux is 48.21%.


Cassiopeia
the Serpent's Embrace
Karthus wins against Cassiopeia 44.32% of the time which is 4.46% lower against Cassiopeia than the average opponent.
After normalising both champions win rates Karthus wins against Cassiopeia 3.43% less often than would be expected.
The average opponent winrate against Cassiopeia is 48.78%.


Xerath
the Magus Ascendant
Karthus wins against Xerath 44.35% of the time which is 3.05% lower against Xerath than the average opponent.
After normalising both champions win rates Karthus wins against Xerath 2.02% less often than would be expected.
The average opponent winrate against Xerath is 47.40%.


Talon
the Blade's Shadow
Karthus wins against Talon 44.48% of the time which is 6.15% lower against Talon than the average opponent.
After normalising both champions win rates Karthus wins against Talon 5.12% less often than would be expected.
The average opponent winrate against Talon is 50.63%.


Vladimir
the Crimson Reaper
Karthus wins against Vladimir 44.57% of the time which is 4.45% lower against Vladimir than the average opponent.
After normalising both champions win rates Karthus wins against Vladimir 3.42% less often than would be expected.
The average opponent winrate against Vladimir is 49.02%.


Kassadin
the Void Walker
Karthus wins against Kassadin 44.93% of the time which is 5.27% lower against Kassadin than the average opponent.
After normalising both champions win rates Karthus wins against Kassadin 4.24% less often than would be expected.
The average opponent winrate against Kassadin is 50.20%.


Vel'Koz
the Eye of the Void
Karthus wins against Vel'Koz 45.20% of the time which is 2.87% lower against Vel'Koz than the average opponent.
After normalising both champions win rates Karthus wins against Vel'Koz 1.84% less often than would be expected.
The average opponent winrate against Vel'Koz is 48.07%.


Malphite
Shard of the Monolith
Karthus wins against Malphite 45.60% of the time which is 2.77% lower against Malphite than the average opponent.
After normalising both champions win rates Karthus wins against Malphite 1.74% less often than would be expected.
The average opponent winrate against Malphite is 48.37%.


Anivia
the Cryophoenix
Karthus wins against Anivia 45.93% of the time which is 2.41% lower against Anivia than the average opponent.
After normalising both champions win rates Karthus wins against Anivia 1.38% less often than would be expected.
The average opponent winrate against Anivia is 48.34%.


Annie
the Dark Child
Karthus wins against Annie 46.03% of the time which is 2.41% lower against Annie than the average opponent.
After normalising both champions win rates Karthus wins against Annie 1.38% less often than would be expected.
The average opponent winrate against Annie is 48.44%.


Viktor
the Herald of the Arcane
Karthus wins against Viktor 46.39% of the time which is 3.05% lower against Viktor than the average opponent.
After normalising both champions win rates Karthus wins against Viktor 2.02% less often than would be expected.
The average opponent winrate against Viktor is 49.44%.


Irelia
the Blade Dancer
Karthus wins against Irelia 46.44% of the time which is 3.67% lower against Irelia than the average opponent.
After normalising both champions win rates Karthus wins against Irelia 2.64% less often than would be expected.
The average opponent winrate against Irelia is 50.11%.


Tristana
the Yordle Gunner
Karthus wins against Tristana 47.11% of the time which is 5.97% lower against Tristana than the average opponent.
After normalising both champions win rates Karthus wins against Tristana 4.94% less often than would be expected.
The average opponent winrate against Tristana is 53.08%.


Syndra
the Dark Sovereign
Karthus wins against Syndra 47.18% of the time which is 2.99% lower against Syndra than the average opponent.
After normalising both champions win rates Karthus wins against Syndra 1.96% less often than would be expected.
The average opponent winrate against Syndra is 50.17%.


Fizz
the Tidal Trickster
Karthus wins against Fizz 47.28% of the time which is 1.80% lower against Fizz than the average opponent.
After normalising both champions win rates Karthus wins against Fizz 0.77% less often than would be expected.
The average opponent winrate against Fizz is 49.08%.


Veigar
the Tiny Master of Evil
Karthus wins against Veigar 47.32% of the time which is 0.64% lower against Veigar than the average opponent.
After normalising both champions win rates Karthus wins against Veigar 0.39% more often than would be expected.
The average opponent winrate against Veigar is 47.96%.


Ahri
the Nine-Tailed Fox
Karthus wins against Ahri 47.50% of the time which is 2.13% lower against Ahri than the average opponent.
After normalising both champions win rates Karthus wins against Ahri 1.10% less often than would be expected.
The average opponent winrate against Ahri is 49.63%.


Quinn
Demacia's Wings
Karthus wins against Quinn 47.57% of the time which is 0.57% higher against Quinn than the average opponent.
After normalising both champions win rates Karthus wins against Quinn 1.59% more often than would be expected.
The average opponent winrate against Quinn is 47.00%.


Ekko
the Boy Who Shattered Time
Karthus wins against Ekko 47.76% of the time which is 1.05% lower against Ekko than the average opponent.
After normalising both champions win rates Karthus wins against Ekko 0.02% less often than would be expected.
The average opponent winrate against Ekko is 48.81%.


Zed
the Master of Shadows
Karthus wins against Zed 48.17% of the time which is 2.53% lower against Zed than the average opponent.
After normalising both champions win rates Karthus wins against Zed 1.50% less often than would be expected.
The average opponent winrate against Zed is 50.70%.


Katarina
the Sinister Blade
Karthus wins against Katarina 48.30% of the time which is 2.19% lower against Katarina than the average opponent.
After normalising both champions win rates Karthus wins against Katarina 1.16% less often than would be expected.
The average opponent winrate against Katarina is 50.49%.


Orianna
the Lady of Clockwork
Karthus wins against Orianna 49.03% of the time which is 1.81% lower against Orianna than the average opponent.
After normalising both champions win rates Karthus wins against Orianna 0.78% less often than would be expected.
The average opponent winrate against Orianna is 50.84%.


Hwei
the Visionary
Karthus wins against Hwei 49.03% of the time which is 0.47% lower against Hwei than the average opponent.
After normalising both champions win rates Karthus wins against Hwei 0.56% more often than would be expected.
The average opponent winrate against Hwei is 49.50%.


Jayce
the Defender of Tomorrow
Karthus wins against Jayce 49.07% of the time which is 2.60% lower against Jayce than the average opponent.
After normalising both champions win rates Karthus wins against Jayce 1.57% less often than would be expected.
The average opponent winrate against Jayce is 51.67%.


Akshan
the Rogue Sentinel
Karthus wins against Akshan 49.12% of the time which is 1.11% lower against Akshan than the average opponent.
After normalising both champions win rates Karthus wins against Akshan 0.08% less often than would be expected.
The average opponent winrate against Akshan is 50.23%.


Akali
the Rogue Assassin
Karthus wins against Akali 49.18% of the time which is 1.03% lower against Akali than the average opponent.
After normalising both champions win rates Karthus wins against Akali 0.00% less often than would be expected.
The average opponent winrate against Akali is 50.21%.


Diana
Scorn of the Moon
Karthus wins against Diana 49.24% of the time which is 1.16% higher against Diana than the average opponent.
After normalising both champions win rates Karthus wins against Diana 2.19% more often than would be expected.
The average opponent winrate against Diana is 48.08%.


Kennen
the Heart of the Tempest
Karthus wins against Kennen 49.29% of the time which is 0.76% higher against Kennen than the average opponent.
After normalising both champions win rates Karthus wins against Kennen 1.79% more often than would be expected.
The average opponent winrate against Kennen is 48.53%.


Ryze
the Rune Mage
Karthus wins against Ryze 49.42% of the time which is 1.32% lower against Ryze than the average opponent.
After normalising both champions win rates Karthus wins against Ryze 0.29% less often than would be expected.
The average opponent winrate against Ryze is 50.74%.


Ziggs
the Hexplosives Expert
Karthus wins against Ziggs 49.53% of the time which is 1.51% lower against Ziggs than the average opponent.
After normalising both champions win rates Karthus wins against Ziggs 0.48% less often than would be expected.
The average opponent winrate against Ziggs is 51.04%.


Yone
the Unforgotten
Karthus wins against Yone 49.56% of the time which is 2.31% lower against Yone than the average opponent.
After normalising both champions win rates Karthus wins against Yone 1.28% less often than would be expected.
The average opponent winrate against Yone is 51.87%.


Malzahar
the Prophet of the Void
Karthus wins against Malzahar 49.58% of the time which is 1.99% higher against Malzahar than the average opponent.
After normalising both champions win rates Karthus wins against Malzahar 3.02% more often than would be expected.
The average opponent winrate against Malzahar is 47.59%.


Sylas
the Unshackled
Karthus wins against Sylas 49.84% of the time which is 0.63% lower against Sylas than the average opponent.
After normalising both champions win rates Karthus wins against Sylas 0.40% more often than would be expected.
The average opponent winrate against Sylas is 50.47%.


Azir
the Emperor of the Sands
Karthus wins against Azir 50.49% of the time which is 2.13% lower against Azir than the average opponent.
After normalising both champions win rates Karthus wins against Azir 1.10% less often than would be expected.
The average opponent winrate against Azir is 52.62%.


Zoe
the Aspect of Twilight
Karthus wins against Zoe 51.28% of the time which is 0.29% higher against Zoe than the average opponent.
After normalising both champions win rates Karthus wins against Zoe 1.32% more often than would be expected.
The average opponent winrate against Zoe is 50.99%.


Yasuo
the Unforgiven
Karthus wins against Yasuo 51.31% of the time which is 1.39% higher against Yasuo than the average opponent.
After normalising both champions win rates Karthus wins against Yasuo 2.42% more often than would be expected.
The average opponent winrate against Yasuo is 49.92%.


Brand
the Burning Vengeance
Karthus wins against Brand 51.88% of the time which is 2.67% higher against Brand than the average opponent.
After normalising both champions win rates Karthus wins against Brand 3.70% more often than would be expected.
The average opponent winrate against Brand is 49.21%.


Vex
the Gloomist
Karthus wins against Vex 52.06% of the time which is 3.91% higher against Vex than the average opponent.
After normalising both champions win rates Karthus wins against Vex 4.94% more often than would be expected.
The average opponent winrate against Vex is 48.15%.


Mel
the Soul's Reflection
Karthus wins against Mel 52.48% of the time which is 2.09% higher against Mel than the average opponent.
After normalising both champions win rates Karthus wins against Mel 3.12% more often than would be expected.
The average opponent winrate against Mel is 50.39%.


Lissandra
the Ice Witch
Karthus wins against Lissandra 52.60% of the time which is 3.34% higher against Lissandra than the average opponent.
After normalising both champions win rates Karthus wins against Lissandra 4.37% more often than would be expected.
The average opponent winrate against Lissandra is 49.26%.


Pantheon
the Unbreakable Spear
Karthus wins against Pantheon 52.87% of the time which is 4.59% higher against Pantheon than the average opponent.
After normalising both champions win rates Karthus wins against Pantheon 5.62% more often than would be expected.
The average opponent winrate against Pantheon is 48.28%.


Qiyana
Empress of the Elements
Karthus wins against Qiyana 53.01% of the time which is 0.14% higher against Qiyana than the average opponent.
After normalising both champions win rates Karthus wins against Qiyana 1.17% more often than would be expected.
The average opponent winrate against Qiyana is 52.87%.


Twisted Fate
the Card Master
Karthus wins against Twisted Fate 53.04% of the time which is 0.05% higher 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 Fate is 52.99%.


Taliyah
the Stoneweaver
Karthus wins against Taliyah 53.36% of the time which is 1.84% higher against Taliyah than the average opponent.
After normalising both champions win rates Karthus wins against Taliyah 2.87% more often than would be expected.
The average opponent winrate against Taliyah is 51.52%.


LeBlanc
the Deceiver
Karthus wins against LeBlanc 53.61% of the time which is 2.33% higher against LeBlanc than the average opponent.
After normalising both champions win rates Karthus wins against LeBlanc 3.36% more often than would be expected.
The average opponent winrate against LeBlanc is 51.28%.


Aurora
the Witch Between Worlds
Karthus wins against Aurora 53.62% of the time which is 1.51% higher against Aurora than the average opponent.
After normalising both champions win rates Karthus wins against Aurora 2.54% more often than would be expected.
The average opponent winrate against Aurora is 52.11%.


Smolder
the Fiery Fledgling
Karthus wins against Smolder 59.26% of the time which is 5.46% higher against Smolder than the average opponent.
After normalising both champions win rates Karthus wins against Smolder 6.49% more often than would be expected.
The average opponent winrate against Smolder is 53.80%.