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: 80,247,400
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 14.11 is the strongest counter to support champions of Miss Fortune, Camille & Neeko. While Karthus middle is countered most by support champions of Tahm Kench, Yuumi & Soraka. Below is a detailed breakdown of Karthus middle counters against support champions with a minimum of 100 games.
Tahm Kench
The River King
Karthus wins against Tahm Kench 41.61% of the time which is 6.54% lower against Tahm Kench than the average opponent.
After normalising both champions win rates Karthus wins against Tahm Kench 5.39% less often than would be expected.
The average opponent winrate against Tahm Kenchis 48.15%.
Yuumi
the Magical Cat
Karthus wins against Yuumi 43.19% of the time which is 10.11% lower against Yuumi than the average opponent.
After normalising both champions win rates Karthus wins against Yuumi 8.96% less often than would be expected.
The average opponent winrate against Yuumiis 53.30%.
Soraka
the Starchild
Karthus wins against Soraka 43.36% of the time which is 5.39% lower against Soraka than the average opponent.
After normalising both champions win rates Karthus wins against Soraka 4.24% less often than would be expected.
The average opponent winrate against Sorakais 48.75%.
Leona
the Radiant Dawn
Karthus wins against Leona 45.11% of the time which is 3.47% lower against Leona than the average opponent.
After normalising both champions win rates Karthus wins against Leona 2.32% less often than would be expected.
The average opponent winrate against Leonais 48.58%.
Poppy
Keeper of the Hammer
Karthus wins against Poppy 45.45% of the time which is 2.13% lower against Poppy than the average opponent.
After normalising both champions win rates Karthus wins against Poppy 0.98% less often than would be expected.
The average opponent winrate against Poppyis 47.58%.
Seraphine
the Starry-Eyed Songstress
Karthus wins against Seraphine 45.75% of the time which is 4.08% lower against Seraphine than the average opponent.
After normalising both champions win rates Karthus wins against Seraphine 2.93% less often than would be expected.
The average opponent winrate against Seraphineis 49.83%.
Milio
The Gentle Flame
Karthus wins against Milio 45.82% of the time which is 3.24% lower against Milio than the average opponent.
After normalising both champions win rates Karthus wins against Milio 2.09% less often than would be expected.
The average opponent winrate against Miliois 49.06%.
Janna
the Storm's Fury
Karthus wins against Janna 45.93% of the time which is 3.17% lower against Janna than the average opponent.
After normalising both champions win rates Karthus wins against Janna 2.02% less often than would be expected.
The average opponent winrate against Jannais 49.10%.
Alistar
the Minotaur
Karthus wins against Alistar 45.97% of the time which is 4.16% lower against Alistar than the average opponent.
After normalising both champions win rates Karthus wins against Alistar 3.01% less often than would be expected.
The average opponent winrate against Alistaris 50.13%.
Vel'Koz
the Eye of the Void
Karthus wins against Vel'Koz 46.26% of the time which is 2.45% lower against Vel'Koz than the average opponent.
After normalising both champions win rates Karthus wins against Vel'Koz 1.30% less often than would be expected.
The average opponent winrate against Vel'Kozis 48.71%.
Braum
the Heart of the Freljord
Karthus wins against Braum 46.34% of the time which is 2.30% lower against Braum than the average opponent.
After normalising both champions win rates Karthus wins against Braum 1.15% less often than would be expected.
The average opponent winrate against Braumis 48.64%.
Nami
the Tidecaller
Karthus wins against Nami 46.83% of the time which is 1.60% lower against Nami than the average opponent.
After normalising both champions win rates Karthus wins against Nami 0.45% less often than would be expected.
The average opponent winrate against Namiis 48.43%.
Rell
the Iron Maiden
Karthus wins against Rell 47.27% of the time which is 2.25% lower against Rell than the average opponent.
After normalising both champions win rates Karthus wins against Rell 1.10% less often than would be expected.
The average opponent winrate against Rellis 49.52%.
Morgana
the Fallen
Karthus wins against Morgana 47.33% of the time which is 2.30% lower against Morgana than the average opponent.
After normalising both champions win rates Karthus wins against Morgana 1.15% less often than would be expected.
The average opponent winrate against Morganais 49.63%.
Sona
Maven of the Strings
Karthus wins against Sona 47.77% of the time which is 0.37% lower against Sona than the average opponent.
After normalising both champions win rates Karthus wins against Sona 0.78% more often than would be expected.
The average opponent winrate against Sonais 48.14%.
Taric
the Shield of Valoran
Karthus wins against Taric 47.90% of the time which is 0.82% higher against Taric than the average opponent.
After normalising both champions win rates Karthus wins against Taric 1.96% more often than would be expected.
The average opponent winrate against Taricis 47.08%.
Swain
the Noxian Grand General
Karthus wins against Swain 48.22% of the time which is 2.36% lower against Swain than the average opponent.
After normalising both champions win rates Karthus wins against Swain 1.21% less often than would be expected.
The average opponent winrate against Swainis 50.58%.
Rakan
The Charmer
Karthus wins against Rakan 48.36% of the time which is 1.66% lower against Rakan than the average opponent.
After normalising both champions win rates Karthus wins against Rakan 0.51% less often than would be expected.
The average opponent winrate against Rakanis 50.02%.
Lulu
the Fae Sorceress
Karthus wins against Lulu 48.42% of the time which is 1.54% lower against Lulu than the average opponent.
After normalising both champions win rates Karthus wins against Lulu 0.39% less often than would be expected.
The average opponent winrate against Luluis 49.96%.
Blitzcrank
the Great Steam Golem
Karthus wins against Blitzcrank 48.72% of the time which is 0.34% lower against Blitzcrank than the average opponent.
After normalising both champions win rates Karthus wins against Blitzcrank 0.81% more often than would be expected.
The average opponent winrate against Blitzcrankis 49.06%.
Karma
the Enlightened One
Karthus wins against Karma 49.16% of the time which is 2.86% lower against Karma than the average opponent.
After normalising both champions win rates Karthus wins against Karma 1.71% less often than would be expected.
The average opponent winrate against Karmais 52.02%.
Xerath
the Magus Ascendant
Karthus wins against Xerath 49.32% of the time which is 1.24% higher against Xerath than the average opponent.
After normalising both champions win rates Karthus wins against Xerath 2.39% more often than would be expected.
The average opponent winrate against Xerathis 48.08%.
Lux
the Lady of Luminosity
Karthus wins against Lux 49.39% of the time which is 0.04% higher against Lux than the average opponent.
After normalising both champions win rates Karthus wins against Lux 1.19% more often than would be expected.
The average opponent winrate against Luxis 49.35%.
Renata Glasc
the Chem-Baroness
Karthus wins against Renata Glasc 49.57% of the time which is 0.55% lower against Renata Glasc than the average opponent.
After normalising both champions win rates Karthus wins against Renata Glasc 0.60% more often than would be expected.
The average opponent winrate against Renata Glascis 50.12%.
Brand
the Burning Vengeance
Karthus wins against Brand 49.59% of the time which is 0.05% lower against Brand than the average opponent.
After normalising both champions win rates Karthus wins against Brand 1.10% more often than would be expected.
The average opponent winrate against Brandis 49.64%.
Senna
the Redeemer
Karthus wins against Senna 49.63% of the time which is 2.06% lower against Senna than the average opponent.
After normalising both champions win rates Karthus wins against Senna 0.91% less often than would be expected.
The average opponent winrate against Sennais 51.69%.
Nautilus
the Titan of the Depths
Karthus wins against Nautilus 49.90% of the time which is 0.49% lower against Nautilus than the average opponent.
After normalising both champions win rates Karthus wins against Nautilus 0.66% more often than would be expected.
The average opponent winrate against Nautilusis 50.39%.
Teemo
the Swift Scout
Karthus wins against Teemo 50.00% of the time which is 1.03% higher against Teemo than the average opponent.
After normalising both champions win rates Karthus wins against Teemo 2.18% more often than would be expected.
The average opponent winrate against Teemois 48.97%.
Thresh
the Chain Warden
Karthus wins against Thresh 50.14% of the time which is 0.01% higher against Thresh than the average opponent.
After normalising both champions win rates Karthus wins against Thresh 1.16% more often than would be expected.
The average opponent winrate against Threshis 50.13%.
Zyra
Rise of the Thorns
Karthus wins against Zyra 50.51% of the time which is 2.78% higher against Zyra than the average opponent.
After normalising both champions win rates Karthus wins against Zyra 3.93% more often than would be expected.
The average opponent winrate against Zyrais 47.73%.
Maokai
the Twisted Treant
Karthus wins against Maokai 51.28% of the time which is 1.54% higher against Maokai than the average opponent.
After normalising both champions win rates Karthus wins against Maokai 2.69% more often than would be expected.
The average opponent winrate against Maokaiis 49.74%.
Pantheon
the Unbreakable Spear
Karthus wins against Pantheon 51.35% of the time which is 0.36% higher against Pantheon than the average opponent.
After normalising both champions win rates Karthus wins against Pantheon 1.51% more often than would be expected.
The average opponent winrate against Pantheonis 50.99%.
Ashe
the Frost Archer
Karthus wins against Ashe 51.72% of the time which is 1.56% lower against Ashe than the average opponent.
After normalising both champions win rates Karthus wins against Ashe 0.41% less often than would be expected.
The average opponent winrate against Asheis 53.28%.
Shaco
the Demon Jester
Karthus wins against Shaco 52.08% of the time which is 4.11% higher against Shaco than the average opponent.
After normalising both champions win rates Karthus wins against Shaco 5.26% more often than would be expected.
The average opponent winrate against Shacois 47.97%.
Malphite
Shard of the Monolith
Karthus wins against Malphite 52.11% of the time which is 0.08% higher against Malphite than the average opponent.
After normalising both champions win rates Karthus wins against Malphite 1.23% more often than would be expected.
The average opponent winrate against Malphiteis 52.03%.
Zilean
the Chronokeeper
Karthus wins against Zilean 52.33% of the time which is 2.86% higher against Zilean than the average opponent.
After normalising both champions win rates Karthus wins against Zilean 4.01% more often than would be expected.
The average opponent winrate against Zileanis 49.47%.
Bard
the Wandering Caretaker
Karthus wins against Bard 52.55% of the time which is 1.76% higher against Bard than the average opponent.
After normalising both champions win rates Karthus wins against Bard 2.91% more often than would be expected.
The average opponent winrate against Bardis 50.79%.
Hwei
the Visionary
Karthus wins against Hwei 53.60% of the time which is 0.02% higher against Hwei than the average opponent.
After normalising both champions win rates Karthus wins against Hwei 1.17% more often than would be expected.
The average opponent winrate against Hweiis 53.58%.
Pyke
the Bloodharbor Ripper
Karthus wins against Pyke 53.81% of the time which is 3.42% higher against Pyke than the average opponent.
After normalising both champions win rates Karthus wins against Pyke 4.57% more often than would be expected.
The average opponent winrate against Pykeis 50.39%.
Camille
the Steel Shadow
Karthus wins against Camille 55.91% of the time which is 4.80% higher against Camille than the average opponent.
After normalising both champions win rates Karthus wins against Camille 5.95% more often than would be expected.
The average opponent winrate against Camilleis 51.11%.
Neeko
the Curious Chameleon
Karthus wins against Neeko 55.91% of the time which is 5.10% higher against Neeko than the average opponent.
After normalising both champions win rates Karthus wins against Neeko 6.25% more often than would be expected.
The average opponent winrate against Neekois 50.81%.
Miss Fortune
the Bounty Hunter
Karthus wins against Miss Fortune 56.19% of the time which is 0.03% higher against Miss Fortune than the average opponent.
After normalising both champions win rates Karthus wins against Miss Fortune 1.17% more often than would be expected.
The average opponent winrate against Miss Fortuneis 56.16%.