

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.
All Ranks Champions Analysed: 95,942,200
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 top Counters
Karthus jungle on Patch 14 is the strongest counter to top champions of Ashe, Shaco & Twisted Fate. While Karthus jungle is countered most by top champions of Karma, Dr. Mundo & Malzahar. Below is a detailed breakdown of Karthus jungle counters against top champions with a minimum of 100 games.


Karma
the Enlightened One
Karthus wins against Karma 41.57% of the time which is 9.52% lower against Karma than the average opponent.
After normalising both champions win rates Karthus wins against Karma 7.63% less often than would be expected.
The average opponent winrate against Karma is 51.09%.


Dr. Mundo
the Madman of Zaun
Karthus wins against Dr. Mundo 42.18% of the time which is 6.89% lower against Dr. Mundo than the average opponent.
After normalising both champions win rates Karthus wins against Dr. Mundo 5.00% less often than would be expected.
The average opponent winrate against Dr. Mundo is 49.07%.


Malzahar
the Prophet of the Void
Karthus wins against Malzahar 42.82% of the time which is 6.43% lower against Malzahar than the average opponent.
After normalising both champions win rates Karthus wins against Malzahar 4.54% less often than would be expected.
The average opponent winrate against Malzahar is 49.25%.


Anivia
the Cryophoenix
Karthus wins against Anivia 43.27% of the time which is 5.89% lower against Anivia than the average opponent.
After normalising both champions win rates Karthus wins against Anivia 4.00% less often than would be expected.
The average opponent winrate against Anivia is 49.16%.


Viktor
the Herald of the Arcane
Karthus wins against Viktor 43.71% of the time which is 7.39% lower against Viktor than the average opponent.
After normalising both champions win rates Karthus wins against Viktor 5.50% less often than would be expected.
The average opponent winrate against Viktor is 51.10%.


Yorick
Shepherd of Souls
Karthus wins against Yorick 43.85% of the time which is 3.44% lower against Yorick than the average opponent.
After normalising both champions win rates Karthus wins against Yorick 1.56% less often than would be expected.
The average opponent winrate against Yorick is 47.29%.


Sion
The Undead Juggernaut
Karthus wins against Sion 44.44% of the time which is 5.25% lower against Sion than the average opponent.
After normalising both champions win rates Karthus wins against Sion 3.36% less often than would be expected.
The average opponent winrate against Sion is 49.69%.


Sett
the Boss
Karthus wins against Sett 44.59% of the time which is 2.45% lower against Sett than the average opponent.
After normalising both champions win rates Karthus wins against Sett 0.57% less often than would be expected.
The average opponent winrate against Sett is 47.04%.


Kled
the Cantankerous Cavalier
Karthus wins against Kled 45.08% of the time which is 4.45% lower against Kled than the average opponent.
After normalising both champions win rates Karthus wins against Kled 2.56% less often than would be expected.
The average opponent winrate against Kled is 49.53%.


Nasus
the Curator of the Sands
Karthus wins against Nasus 45.55% of the time which is 3.14% lower against Nasus than the average opponent.
After normalising both champions win rates Karthus wins against Nasus 1.25% less often than would be expected.
The average opponent winrate against Nasus is 48.69%.


Swain
the Noxian Grand General
Karthus wins against Swain 45.58% of the time which is 4.52% lower against Swain than the average opponent.
After normalising both champions win rates Karthus wins against Swain 2.63% less often than would be expected.
The average opponent winrate against Swain is 50.10%.


Trundle
the Troll King
Karthus wins against Trundle 45.68% of the time which is 3.74% lower against Trundle than the average opponent.
After normalising both champions win rates Karthus wins against Trundle 1.85% less often than would be expected.
The average opponent winrate against Trundle is 49.42%.


Heimerdinger
the Revered Inventor
Karthus wins against Heimerdinger 45.98% of the time which is 3.18% lower against Heimerdinger than the average opponent.
After normalising both champions win rates Karthus wins against Heimerdinger 1.29% less often than would be expected.
The average opponent winrate against Heimerdinger is 49.16%.


Galio
the Colossus
Karthus wins against Galio 45.98% of the time which is 4.09% lower against Galio than the average opponent.
After normalising both champions win rates Karthus wins against Galio 2.20% less often than would be expected.
The average opponent winrate against Galio is 50.07%.


Ornn
The Fire below the Mountain
Karthus wins against Ornn 46.10% of the time which is 2.54% lower against Ornn than the average opponent.
After normalising both champions win rates Karthus wins against Ornn 0.65% less often than would be expected.
The average opponent winrate against Ornn is 48.64%.


Kayle
the Righteous
Karthus wins against Kayle 46.37% of the time which is 1.71% lower against Kayle than the average opponent.
After normalising both champions win rates Karthus wins against Kayle 0.17% more often than would be expected.
The average opponent winrate against Kayle is 48.08%.


Briar
the Restrained Hunger
Karthus wins against Briar 46.41% of the time which is 3.02% lower against Briar than the average opponent.
After normalising both champions win rates Karthus wins against Briar 1.13% less often than would be expected.
The average opponent winrate against Briar is 49.43%.


Cho'Gath
the Terror of the Void
Karthus wins against Cho'Gath 46.46% of the time which is 2.09% lower against Cho'Gath than the average opponent.
After normalising both champions win rates Karthus wins against Cho'Gath 0.20% less often than would be expected.
The average opponent winrate against Cho'Gath is 48.55%.


Quinn
Demacia's Wings
Karthus wins against Quinn 46.69% of the time which is 2.09% lower against Quinn than the average opponent.
After normalising both champions win rates Karthus wins against Quinn 0.20% less often than would be expected.
The average opponent winrate against Quinn is 48.78%.


Tahm Kench
The River King
Karthus wins against Tahm Kench 46.88% of the time which is 3.31% lower against Tahm Kench than the average opponent.
After normalising both champions win rates Karthus wins against Tahm Kench 1.42% less often than would be expected.
The average opponent winrate against Tahm Kench is 50.19%.


Ryze
the Rune Mage
Karthus wins against Ryze 47.09% of the time which is 3.15% lower against Ryze than the average opponent.
After normalising both champions win rates Karthus wins against Ryze 1.26% less often than would be expected.
The average opponent winrate against Ryze is 50.24%.


Olaf
the Berserker
Karthus wins against Olaf 47.14% of the time which is 2.55% lower against Olaf than the average opponent.
After normalising both champions win rates Karthus wins against Olaf 0.66% less often than would be expected.
The average opponent winrate against Olaf is 49.69%.


Malphite
Shard of the Monolith
Karthus wins against Malphite 47.27% of the time which is 1.17% lower against Malphite than the average opponent.
After normalising both champions win rates Karthus wins against Malphite 0.72% more often than would be expected.
The average opponent winrate against Malphite is 48.44%.


Zed
the Master of Shadows
Karthus wins against Zed 47.33% of the time which is 4.03% lower against Zed than the average opponent.
After normalising both champions win rates Karthus wins against Zed 2.14% less often than would be expected.
The average opponent winrate against Zed is 51.36%.


Riven
the Exile
Karthus wins against Riven 47.36% of the time which is 3.18% lower against Riven than the average opponent.
After normalising both champions win rates Karthus wins against Riven 1.29% less often than would be expected.
The average opponent winrate against Riven is 50.54%.


Garen
The Might of Demacia
Karthus wins against Garen 47.57% of the time which is 2.62% lower against Garen than the average opponent.
After normalising both champions win rates Karthus wins against Garen 0.73% less often than would be expected.
The average opponent winrate against Garen is 50.19%.


Shen
the Eye of Twilight
Karthus wins against Shen 47.60% of the time which is 1.32% lower against Shen than the average opponent.
After normalising both champions win rates Karthus wins against Shen 0.57% more often than would be expected.
The average opponent winrate against Shen is 48.92%.


Fiora
the Grand Duelist
Karthus wins against Fiora 47.69% of the time which is 2.23% lower against Fiora than the average opponent.
After normalising both champions win rates Karthus wins against Fiora 0.34% less often than would be expected.
The average opponent winrate against Fiora is 49.92%.


Volibear
the Relentless Storm
Karthus wins against Volibear 47.74% of the time which is 2.27% lower against Volibear than the average opponent.
After normalising both champions win rates Karthus wins against Volibear 0.38% less often than would be expected.
The average opponent winrate against Volibear is 50.01%.


Warwick
the Uncaged Wrath of Zaun
Karthus wins against Warwick 47.74% of the time which is 0.16% lower against Warwick than the average opponent.
After normalising both champions win rates Karthus wins against Warwick 1.72% more often than would be expected.
The average opponent winrate against Warwick is 47.90%.


Teemo
the Swift Scout
Karthus wins against Teemo 47.85% of the time which is 0.68% lower against Teemo than the average opponent.
After normalising both champions win rates Karthus wins against Teemo 1.21% more often than would be expected.
The average opponent winrate against Teemo is 48.53%.


Gwen
The Hallowed Seamstress
Karthus wins against Gwen 47.87% of the time which is 3.98% lower against Gwen than the average opponent.
After normalising both champions win rates Karthus wins against Gwen 2.09% less often than would be expected.
The average opponent winrate against Gwen is 51.85%.


Illaoi
the Kraken Priestess
Karthus wins against Illaoi 47.95% of the time which is 1.59% lower against Illaoi than the average opponent.
After normalising both champions win rates Karthus wins against Illaoi 0.30% more often than would be expected.
The average opponent winrate against Illaoi is 49.54%.


Ambessa
Matriarch of War
Karthus wins against Ambessa 48.04% of the time which is 3.36% lower against Ambessa than the average opponent.
After normalising both champions win rates Karthus wins against Ambessa 1.47% less often than would be expected.
The average opponent winrate against Ambessa is 51.40%.


Vladimir
the Crimson Reaper
Karthus wins against Vladimir 48.05% of the time which is 2.69% lower against Vladimir than the average opponent.
After normalising both champions win rates Karthus wins against Vladimir 0.80% less often than would be expected.
The average opponent winrate against Vladimir is 50.74%.


Xin Zhao
the Seneschal of Demacia
Karthus wins against Xin Zhao 48.06% of the time which is 3.14% lower against Xin Zhao than the average opponent.
After normalising both champions win rates Karthus wins against Xin Zhao 1.25% less often than would be expected.
The average opponent winrate against Xin Zhao is 51.20%.


Lee Sin
the Blind Monk
Karthus wins against Lee Sin 48.08% of the time which is 8.35% lower against Lee Sin than the average opponent.
After normalising both champions win rates Karthus wins against Lee Sin 6.48% less often than would be expected.
The average opponent winrate against Lee Sin is 56.43%.


Urgot
the Dreadnought
Karthus wins against Urgot 48.12% of the time which is 0.20% lower against Urgot than the average opponent.
After normalising both champions win rates Karthus wins against Urgot 1.69% more often than would be expected.
The average opponent winrate against Urgot is 48.32%.


Mel
the Soul's Reflection
Karthus wins against Mel 48.15% of the time which is 5.34% lower against Mel than the average opponent.
After normalising both champions win rates Karthus wins against Mel 3.45% less often than would be expected.
The average opponent winrate against Mel is 53.49%.


Master Yi
the Wuju Bladesman
Karthus wins against Master Yi 48.15% of the time which is 7.37% lower against Master Yi than the average opponent.
After normalising both champions win rates Karthus wins against Master Yi 5.50% less often than would be expected.
The average opponent winrate against Master Yi is 55.52%.


Camille
the Steel Shadow
Karthus wins against Camille 48.28% of the time which is 2.53% lower against Camille than the average opponent.
After normalising both champions win rates Karthus wins against Camille 0.64% less often than would be expected.
The average opponent winrate against Camille is 50.81%.


Yasuo
the Unforgiven
Karthus wins against Yasuo 48.44% of the time which is 2.59% lower against Yasuo than the average opponent.
After normalising both champions win rates Karthus wins against Yasuo 0.70% less often than would be expected.
The average opponent winrate against Yasuo is 51.03%.


Tryndamere
the Barbarian King
Karthus wins against Tryndamere 48.48% of the time which is 2.27% lower against Tryndamere than the average opponent.
After normalising both champions win rates Karthus wins against Tryndamere 0.38% less often than would be expected.
The average opponent winrate against Tryndamere is 50.75%.


Mordekaiser
the Iron Revenant
Karthus wins against Mordekaiser 48.58% of the time which is 0.69% lower against Mordekaiser than the average opponent.
After normalising both champions win rates Karthus wins against Mordekaiser 1.20% more often than would be expected.
The average opponent winrate against Mordekaiser is 49.27%.


Maokai
the Twisted Treant
Karthus wins against Maokai 48.61% of the time which is 1.24% lower against Maokai than the average opponent.
After normalising both champions win rates Karthus wins against Maokai 0.65% more often than would be expected.
The average opponent winrate against Maokai is 49.85%.


Akshan
the Rogue Sentinel
Karthus wins against Akshan 48.62% of the time which is 3.25% lower against Akshan than the average opponent.
After normalising both champions win rates Karthus wins against Akshan 1.36% less often than would be expected.
The average opponent winrate against Akshan is 51.87%.


Diana
Scorn of the Moon
Karthus wins against Diana 48.62% of the time which is 3.38% lower against Diana than the average opponent.
After normalising both champions win rates Karthus wins against Diana 1.49% less often than would be expected.
The average opponent winrate against Diana is 52.00%.


Varus
the Arrow of Retribution
Karthus wins against Varus 48.70% of the time which is 2.82% lower against Varus than the average opponent.
After normalising both champions win rates Karthus wins against Varus 0.93% less often than would be expected.
The average opponent winrate against Varus is 51.52%.


Aatrox
the Darkin Blade
Karthus wins against Aatrox 49.16% of the time which is 2.16% lower against Aatrox than the average opponent.
After normalising both champions win rates Karthus wins against Aatrox 0.27% less often than would be expected.
The average opponent winrate against Aatrox is 51.32%.


Akali
the Rogue Assassin
Karthus wins against Akali 49.28% of the time which is 0.64% lower against Akali than the average opponent.
After normalising both champions win rates Karthus wins against Akali 1.25% more often than would be expected.
The average opponent winrate against Akali is 49.92%.


Singed
the Mad Chemist
Karthus wins against Singed 49.41% of the time which is 0.48% higher against Singed than the average opponent.
After normalising both champions win rates Karthus wins against Singed 2.37% more often than would be expected.
The average opponent winrate against Singed is 48.93%.


Irelia
the Blade Dancer
Karthus wins against Irelia 49.53% of the time which is 1.15% lower against Irelia than the average opponent.
After normalising both champions win rates Karthus wins against Irelia 0.74% more often than would be expected.
The average opponent winrate against Irelia is 50.68%.


Yone
the Unforgotten
Karthus wins against Yone 49.56% of the time which is 2.33% lower against Yone than the average opponent.
After normalising both champions win rates Karthus wins against Yone 0.44% less often than would be expected.
The average opponent winrate against Yone is 51.89%.


Renekton
the Butcher of the Sands
Karthus wins against Renekton 49.58% of the time which is 0.03% lower against Renekton than the average opponent.
After normalising both champions win rates Karthus wins against Renekton 1.86% more often than would be expected.
The average opponent winrate against Renekton is 49.61%.


Darius
the Hand of Noxus
Karthus wins against Darius 49.68% of the time which is 1.78% lower against Darius than the average opponent.
After normalising both champions win rates Karthus wins against Darius 0.11% more often than would be expected.
The average opponent winrate against Darius is 51.46%.


Pantheon
the Unbreakable Spear
Karthus wins against Pantheon 49.93% of the time which is 0.39% lower against Pantheon than the average opponent.
After normalising both champions win rates Karthus wins against Pantheon 1.50% more often than would be expected.
The average opponent winrate against Pantheon is 50.32%.


Gangplank
the Saltwater Scourge
Karthus wins against Gangplank 49.93% of the time which is 1.04% lower against Gangplank than the average opponent.
After normalising both champions win rates Karthus wins against Gangplank 0.85% more often than would be expected.
The average opponent winrate against Gangplank is 50.97%.


Fiddlesticks
the Ancient Fear
Karthus wins against Fiddlesticks 50.00% of the time which is 0.36% higher against Fiddlesticks than the average opponent.
After normalising both champions win rates Karthus wins against Fiddlesticks 2.25% more often than would be expected.
The average opponent winrate against Fiddlesticks is 49.64%.


Sylas
the Unshackled
Karthus wins against Sylas 50.26% of the time which is 0.31% lower against Sylas than the average opponent.
After normalising both champions win rates Karthus wins against Sylas 1.58% more often than would be expected.
The average opponent winrate against Sylas is 50.57%.


Azir
the Emperor of the Sands
Karthus wins against Azir 50.46% of the time which is 1.32% lower against Azir than the average opponent.
After normalising both champions win rates Karthus wins against Azir 0.57% more often than would be expected.
The average opponent winrate against Azir is 51.78%.


Vayne
the Night Hunter
Karthus wins against Vayne 50.83% of the time which is 0.03% higher against Vayne than the average opponent.
After normalising both champions win rates Karthus wins against Vayne 1.92% more often than would be expected.
The average opponent winrate against Vayne is 50.80%.


Poppy
Keeper of the Hammer
Karthus wins against Poppy 50.85% of the time which is 1.06% higher against Poppy than the average opponent.
After normalising both champions win rates Karthus wins against Poppy 2.95% more often than would be expected.
The average opponent winrate against Poppy is 49.79%.


Kennen
the Heart of the Tempest
Karthus wins against Kennen 51.06% of the time which is 0.76% higher against Kennen than the average opponent.
After normalising both champions win rates Karthus wins against Kennen 2.65% more often than would be expected.
The average opponent winrate against Kennen is 50.30%.


Aurora
the Witch Between Worlds
Karthus wins against Aurora 51.12% of the time which is 0.15% lower against Aurora than the average opponent.
After normalising both champions win rates Karthus wins against Aurora 1.74% more often than would be expected.
The average opponent winrate against Aurora is 51.27%.


Jax
Grandmaster at Arms
Karthus wins against Jax 51.16% of the time which is 0.04% higher against Jax than the average opponent.
After normalising both champions win rates Karthus wins against Jax 1.93% more often than would be expected.
The average opponent winrate against Jax is 51.12%.


Gnar
the Missing Link
Karthus wins against Gnar 51.18% of the time which is 0.30% lower against Gnar than the average opponent.
After normalising both champions win rates Karthus wins against Gnar 1.59% more often than would be expected.
The average opponent winrate against Gnar is 51.48%.


Rengar
the Pridestalker
Karthus wins against Rengar 51.22% of the time which is 1.57% lower against Rengar than the average opponent.
After normalising both champions win rates Karthus wins against Rengar 0.32% more often than would be expected.
The average opponent winrate against Rengar is 52.79%.


Gragas
the Rabble Rouser
Karthus wins against Gragas 51.22% of the time which is 0.28% lower against Gragas than the average opponent.
After normalising both champions win rates Karthus wins against Gragas 1.61% more often than would be expected.
The average opponent winrate against Gragas is 51.50%.


Zac
the Secret Weapon
Karthus wins against Zac 51.37% of the time which is 2.76% higher against Zac than the average opponent.
After normalising both champions win rates Karthus wins against Zac 4.65% more often than would be expected.
The average opponent winrate against Zac is 48.61%.


Kayn
the Shadow Reaper
Karthus wins against Kayn 51.56% of the time which is 0.77% lower against Kayn than the average opponent.
After normalising both champions win rates Karthus wins against Kayn 1.12% more often than would be expected.
The average opponent winrate against Kayn is 52.33%.


Jayce
the Defender of Tomorrow
Karthus wins against Jayce 51.60% of the time which is 0.51% lower against Jayce than the average opponent.
After normalising both champions win rates Karthus wins against Jayce 1.38% more often than would be expected.
The average opponent winrate against Jayce is 52.11%.


Naafiri
the Hound of a Hundred Bites
Karthus wins against Naafiri 51.63% of the time which is 2.83% higher against Naafiri than the average opponent.
After normalising both champions win rates Karthus wins against Naafiri 4.72% more often than would be expected.
The average opponent winrate against Naafiri is 48.80%.


Veigar
the Tiny Master of Evil
Karthus wins against Veigar 51.70% of the time which is 1.38% higher against Veigar than the average opponent.
After normalising both champions win rates Karthus wins against Veigar 3.27% more often than would be expected.
The average opponent winrate against Veigar is 50.32%.


Sejuani
Fury of the North
Karthus wins against Sejuani 51.77% of the time which is 1.28% higher against Sejuani than the average opponent.
After normalising both champions win rates Karthus wins against Sejuani 3.17% more often than would be expected.
The average opponent winrate against Sejuani is 50.49%.


Nocturne
the Eternal Nightmare
Karthus wins against Nocturne 52.21% of the time which is 4.04% higher against Nocturne than the average opponent.
After normalising both champions win rates Karthus wins against Nocturne 5.92% more often than would be expected.
The average opponent winrate against Nocturne is 48.17%.


Cassiopeia
the Serpent's Embrace
Karthus wins against Cassiopeia 52.22% of the time which is 2.32% higher against Cassiopeia than the average opponent.
After normalising both champions win rates Karthus wins against Cassiopeia 4.21% more often than would be expected.
The average opponent winrate against Cassiopeia is 49.90%.


Smolder
the Fiery Fledgling
Karthus wins against Smolder 52.42% of the time which is 1.03% lower against Smolder than the average opponent.
After normalising both champions win rates Karthus wins against Smolder 0.86% more often than would be expected.
The average opponent winrate against Smolder is 53.45%.


Wukong
the Monkey King
Karthus wins against Wukong 52.78% of the time which is 4.01% higher against Wukong than the average opponent.
After normalising both champions win rates Karthus wins against Wukong 5.90% more often than would be expected.
The average opponent winrate against Wukong is 48.77%.


K'Sante
the Pride of Nazumah
Karthus wins against K'Sante 52.90% of the time which is 0.65% lower against K'Sante than the average opponent.
After normalising both champions win rates Karthus wins against K'Sante 1.24% more often than would be expected.
The average opponent winrate against K'Sante is 53.55%.


Caitlyn
the Sheriff of Piltover
Karthus wins against Caitlyn 52.90% of the time which is 0.97% lower against Caitlyn than the average opponent.
After normalising both champions win rates Karthus wins against Caitlyn 0.91% more often than would be expected.
The average opponent winrate against Caitlyn is 53.87%.


Kai'Sa
Daughter of the Void
Karthus wins against Kai'Sa 53.47% of the time which is 1.57% lower against Kai'Sa than the average opponent.
After normalising both champions win rates Karthus wins against Kai'Sa 0.31% more often than would be expected.
The average opponent winrate against Kai'Sa is 55.04%.


Annie
the Dark Child
Karthus wins against Annie 54.03% of the time which is 2.70% higher against Annie than the average opponent.
After normalising both champions win rates Karthus wins against Annie 4.59% more often than would be expected.
The average opponent winrate against Annie is 51.33%.


Senna
the Redeemer
Karthus wins against Senna 54.18% of the time which is 0.38% higher against Senna than the average opponent.
After normalising both champions win rates Karthus wins against Senna 2.26% more often than would be expected.
The average opponent winrate against Senna is 53.80%.


Rumble
the Mechanized Menace
Karthus wins against Rumble 54.45% of the time which is 1.31% higher against Rumble than the average opponent.
After normalising both champions win rates Karthus wins against Rumble 3.20% more often than would be expected.
The average opponent winrate against Rumble is 53.14%.


Udyr
the Spirit Walker
Karthus wins against Udyr 55.73% of the time which is 0.15% lower against Udyr than the average opponent.
After normalising both champions win rates Karthus wins against Udyr 1.72% more often than would be expected.
The average opponent winrate against Udyr is 55.88%.


Nidalee
the Bestial Huntress
Karthus wins against Nidalee 56.62% of the time which is 0.60% lower against Nidalee than the average opponent.
After normalising both champions win rates Karthus wins against Nidalee 1.26% more often than would be expected.
The average opponent winrate against Nidalee is 57.22%.


Twisted Fate
the Card Master
Karthus wins against Twisted Fate 57.28% of the time which is 2.66% higher against Twisted Fate than the average opponent.
After normalising both champions win rates Karthus wins against Twisted Fate 4.54% more often than would be expected.
The average opponent winrate against Twisted Fate is 54.62%.


Shaco
the Demon Jester
Karthus wins against Shaco 58.39% of the time which is 4.12% higher against Shaco than the average opponent.
After normalising both champions win rates Karthus wins against Shaco 6.00% more often than would be expected.
The average opponent winrate against Shaco is 54.27%.


Ashe
the Frost Archer
Karthus wins against Ashe 61.69% of the time which is 6.64% higher against Ashe than the average opponent.
After normalising both champions win rates Karthus wins against Ashe 8.52% more often than would be expected.
The average opponent winrate against Ashe is 55.05%.