

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: 78,350,490
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 support Counters
Karthus middle on Patch 15.7 is the strongest counter to support champions of Neeko, Blitzcrank & Thresh. While Karthus middle is countered most by support champions of Vel'Koz, Morgana & Braum. Below is a detailed breakdown of Karthus middle counters against support champions with a minimum of 100 games.


Vel'Koz
the Eye of the Void
Karthus wins against Vel'Koz 42.68% of the time which is 5.94% lower against Vel'Koz than the average opponent.
After normalising both champions win rates Karthus wins against Vel'Koz 4.65% less often than would be expected.
The average opponent winrate against Vel'Koz is 48.62%.


Morgana
the Fallen
Karthus wins against Morgana 42.82% of the time which is 6.44% lower against Morgana than the average opponent.
After normalising both champions win rates Karthus wins against Morgana 5.15% less often than would be expected.
The average opponent winrate against Morgana is 49.26%.


Braum
the Heart of the Freljord
Karthus wins against Braum 42.86% of the time which is 5.77% lower against Braum than the average opponent.
After normalising both champions win rates Karthus wins against Braum 4.48% less often than would be expected.
The average opponent winrate against Braum is 48.63%.


Janna
the Storm's Fury
Karthus wins against Janna 43.88% of the time which is 4.49% lower against Janna than the average opponent.
After normalising both champions win rates Karthus wins against Janna 3.20% less often than would be expected.
The average opponent winrate against Janna is 48.37%.


Sona
Maven of the Strings
Karthus wins against Sona 44.37% of the time which is 3.82% lower against Sona than the average opponent.
After normalising both champions win rates Karthus wins against Sona 2.53% less often than would be expected.
The average opponent winrate against Sona is 48.19%.


Leona
the Radiant Dawn
Karthus wins against Leona 45.03% of the time which is 5.10% lower against Leona than the average opponent.
After normalising both champions win rates Karthus wins against Leona 3.81% less often than would be expected.
The average opponent winrate against Leona is 50.13%.


Swain
the Noxian Grand General
Karthus wins against Swain 45.07% of the time which is 4.48% lower against Swain than the average opponent.
After normalising both champions win rates Karthus wins against Swain 3.19% less often than would be expected.
The average opponent winrate against Swain is 49.55%.


Soraka
the Starchild
Karthus wins against Soraka 46.27% of the time which is 2.57% lower against Soraka than the average opponent.
After normalising both champions win rates Karthus wins against Soraka 1.28% less often than would be expected.
The average opponent winrate against Soraka is 48.84%.


Alistar
the Minotaur
Karthus wins against Alistar 46.29% of the time which is 3.73% lower against Alistar than the average opponent.
After normalising both champions win rates Karthus wins against Alistar 2.44% less often than would be expected.
The average opponent winrate against Alistar is 50.02%.


Yuumi
the Magical Cat
Karthus wins against Yuumi 46.71% of the time which is 3.26% lower against Yuumi than the average opponent.
After normalising both champions win rates Karthus wins against Yuumi 1.97% less often than would be expected.
The average opponent winrate against Yuumi is 49.97%.


Nami
the Tidecaller
Karthus wins against Nami 46.81% of the time which is 1.21% lower against Nami than the average opponent.
After normalising both champions win rates Karthus wins against Nami 0.08% more often than would be expected.
The average opponent winrate against Nami is 48.02%.


Poppy
Keeper of the Hammer
Karthus wins against Poppy 46.96% of the time which is 2.01% lower against Poppy than the average opponent.
After normalising both champions win rates Karthus wins against Poppy 0.72% less often than would be expected.
The average opponent winrate against Poppy is 48.97%.


Brand
the Burning Vengeance
Karthus wins against Brand 47.03% of the time which is 1.78% lower against Brand than the average opponent.
After normalising both champions win rates Karthus wins against Brand 0.49% less often than would be expected.
The average opponent winrate against Brand is 48.81%.


Bard
the Wandering Caretaker
Karthus wins against Bard 47.33% of the time which is 2.53% lower against Bard than the average opponent.
After normalising both champions win rates Karthus wins against Bard 1.24% less often than would be expected.
The average opponent winrate against Bard is 49.86%.


Rakan
The Charmer
Karthus wins against Rakan 47.34% of the time which is 3.29% lower against Rakan than the average opponent.
After normalising both champions win rates Karthus wins against Rakan 2.00% less often than would be expected.
The average opponent winrate against Rakan is 50.63%.


Pyke
the Bloodharbor Ripper
Karthus wins against Pyke 48.19% of the time which is 3.42% lower against Pyke than the average opponent.
After normalising both champions win rates Karthus wins against Pyke 2.13% less often than would be expected.
The average opponent winrate against Pyke is 51.61%.


Pantheon
the Unbreakable Spear
Karthus wins against Pantheon 48.21% of the time which is 1.75% lower against Pantheon than the average opponent.
After normalising both champions win rates Karthus wins against Pantheon 0.46% less often than would be expected.
The average opponent winrate against Pantheon is 49.96%.


Milio
The Gentle Flame
Karthus wins against Milio 48.34% of the time which is 0.23% higher against Milio than the average opponent.
After normalising both champions win rates Karthus wins against Milio 1.52% more often than would be expected.
The average opponent winrate against Milio is 48.11%.


Zyra
Rise of the Thorns
Karthus wins against Zyra 48.68% of the time which is 0.48% higher against Zyra than the average opponent.
After normalising both champions win rates Karthus wins against Zyra 1.77% more often than would be expected.
The average opponent winrate against Zyra is 48.20%.


Karma
the Enlightened One
Karthus wins against Karma 48.79% of the time which is 1.77% lower against Karma than the average opponent.
After normalising both champions win rates Karthus wins against Karma 0.48% less often than would be expected.
The average opponent winrate against Karma is 50.56%.


Tahm Kench
The River King
Karthus wins against Tahm Kench 48.82% of the time which is 1.26% lower against Tahm Kench than the average opponent.
After normalising both champions win rates Karthus wins against Tahm Kench 0.03% more often than would be expected.
The average opponent winrate against Tahm Kench is 50.08%.


Lux
the Lady of Luminosity
Karthus wins against Lux 48.88% of the time which is 1.14% lower against Lux than the average opponent.
After normalising both champions win rates Karthus wins against Lux 0.15% more often than would be expected.
The average opponent winrate against Lux is 50.02%.


Lulu
the Fae Sorceress
Karthus wins against Lulu 48.94% of the time which is 0.33% higher against Lulu than the average opponent.
After normalising both champions win rates Karthus wins against Lulu 1.62% more often than would be expected.
The average opponent winrate against Lulu is 48.61%.


Shaco
the Demon Jester
Karthus wins against Shaco 49.07% of the time which is 0.19% higher against Shaco than the average opponent.
After normalising both champions win rates Karthus wins against Shaco 1.48% more often than would be expected.
The average opponent winrate against Shaco is 48.88%.


Xerath
the Magus Ascendant
Karthus wins against Xerath 50.00% of the time which is 0.38% higher against Xerath than the average opponent.
After normalising both champions win rates Karthus wins against Xerath 1.67% more often than would be expected.
The average opponent winrate against Xerath is 49.62%.


Seraphine
the Starry-Eyed Songstress
Karthus wins against Seraphine 51.22% of the time which is 0.81% higher against Seraphine than the average opponent.
After normalising both champions win rates Karthus wins against Seraphine 2.10% more often than would be expected.
The average opponent winrate against Seraphine is 50.41%.


Rell
the Iron Maiden
Karthus wins against Rell 51.65% of the time which is 1.91% higher against Rell than the average opponent.
After normalising both champions win rates Karthus wins against Rell 3.20% more often than would be expected.
The average opponent winrate against Rell is 49.74%.


Senna
the Redeemer
Karthus wins against Senna 51.70% of the time which is 1.47% higher against Senna than the average opponent.
After normalising both champions win rates Karthus wins against Senna 2.76% more often than would be expected.
The average opponent winrate against Senna is 50.23%.


Zilean
the Chronokeeper
Karthus wins against Zilean 52.21% of the time which is 3.13% higher against Zilean than the average opponent.
After normalising both champions win rates Karthus wins against Zilean 4.42% more often than would be expected.
The average opponent winrate against Zilean is 49.08%.


Nautilus
the Titan of the Depths
Karthus wins against Nautilus 52.81% of the time which is 2.05% higher against Nautilus than the average opponent.
After normalising both champions win rates Karthus wins against Nautilus 3.34% more often than would be expected.
The average opponent winrate against Nautilus is 50.76%.


Mel
the Soul's Reflection
Karthus wins against Mel 53.13% of the time which is 1.03% lower against Mel than the average opponent.
After normalising both champions win rates Karthus wins against Mel 0.25% more often than would be expected.
The average opponent winrate against Mel is 54.16%.


Thresh
the Chain Warden
Karthus wins against Thresh 53.35% of the time which is 3.85% higher against Thresh than the average opponent.
After normalising both champions win rates Karthus wins against Thresh 5.14% more often than would be expected.
The average opponent winrate against Thresh is 49.50%.


Blitzcrank
the Great Steam Golem
Karthus wins against Blitzcrank 54.41% of the time which is 3.06% higher against Blitzcrank than the average opponent.
After normalising both champions win rates Karthus wins against Blitzcrank 4.35% more often than would be expected.
The average opponent winrate against Blitzcrank is 51.35%.


Neeko
the Curious Chameleon
Karthus wins against Neeko 56.16% of the time which is 5.12% higher against Neeko than the average opponent.
After normalising both champions win rates Karthus wins against Neeko 6.41% more often than would be expected.
The average opponent winrate against Neeko is 51.04%.