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: 2,038,543
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 support Counters
Karthus jungle on Patch 14.23 is the strongest counter to support champions of Pyke, Rell & Lux. While Karthus jungle is countered most by support champions of Xerath, Milio & Senna. Below is a detailed breakdown of Karthus jungle counters against support champions with a minimum of 100 games.
Xerath
the Magus Ascendant
Karthus wins against Xerath 38.68% of the time which is 9.74% lower against Xerath than the average opponent.
After normalising both champions win rates Karthus wins against Xerath 13.22% less often than would be expected.
The average opponent winrate against Xerathis 48.42%.
Milio
The Gentle Flame
Karthus wins against Milio 41.10% of the time which is 6.79% lower against Milio than the average opponent.
After normalising both champions win rates Karthus wins against Milio 10.27% less often than would be expected.
The average opponent winrate against Miliois 47.89%.
Senna
the Redeemer
Karthus wins against Senna 45.70% of the time which is 2.06% lower against Senna than the average opponent.
After normalising both champions win rates Karthus wins against Senna 5.54% less often than would be expected.
The average opponent winrate against Sennais 47.76%.
Bard
the Wandering Caretaker
Karthus wins against Bard 45.99% of the time which is 3.18% lower against Bard than the average opponent.
After normalising both champions win rates Karthus wins against Bard 6.66% less often than would be expected.
The average opponent winrate against Bardis 49.17%.
Karma
the Enlightened One
Karthus wins against Karma 47.60% of the time which is 0.60% lower against Karma than the average opponent.
After normalising both champions win rates Karthus wins against Karma 4.08% less often than would be expected.
The average opponent winrate against Karmais 48.20%.
Yuumi
the Magical Cat
Karthus wins against Yuumi 48.65% of the time which is 2.04% lower against Yuumi than the average opponent.
After normalising both champions win rates Karthus wins against Yuumi 5.52% less often than would be expected.
The average opponent winrate against Yuumiis 50.69%.
Soraka
the Starchild
Karthus wins against Soraka 49.39% of the time which is 1.66% higher against Soraka than the average opponent.
After normalising both champions win rates Karthus wins against Soraka 1.82% less often than would be expected.
The average opponent winrate against Sorakais 47.73%.
Thresh
the Chain Warden
Karthus wins against Thresh 49.70% of the time which is 0.92% higher against Thresh than the average opponent.
After normalising both champions win rates Karthus wins against Thresh 2.56% less often than would be expected.
The average opponent winrate against Threshis 48.78%.
Nami
the Tidecaller
Karthus wins against Nami 50.00% of the time which is 2.50% higher against Nami than the average opponent.
After normalising both champions win rates Karthus wins against Nami 0.98% less often than would be expected.
The average opponent winrate against Namiis 47.50%.
Alistar
the Minotaur
Karthus wins against Alistar 50.85% of the time which is 1.54% higher against Alistar than the average opponent.
After normalising both champions win rates Karthus wins against Alistar 1.94% less often than would be expected.
The average opponent winrate against Alistaris 49.31%.
Rakan
The Charmer
Karthus wins against Rakan 50.86% of the time which is 1.06% higher against Rakan than the average opponent.
After normalising both champions win rates Karthus wins against Rakan 2.42% less often than would be expected.
The average opponent winrate against Rakanis 49.80%.
Janna
the Storm's Fury
Karthus wins against Janna 52.35% of the time which is 5.73% higher against Janna than the average opponent.
After normalising both champions win rates Karthus wins against Janna 2.25% more often than would be expected.
The average opponent winrate against Jannais 46.62%.
Lulu
the Fae Sorceress
Karthus wins against Lulu 52.54% of the time which is 4.49% higher against Lulu than the average opponent.
After normalising both champions win rates Karthus wins against Lulu 1.01% more often than would be expected.
The average opponent winrate against Luluis 48.05%.
Braum
the Heart of the Freljord
Karthus wins against Braum 52.58% of the time which is 4.77% higher against Braum than the average opponent.
After normalising both champions win rates Karthus wins against Braum 1.29% more often than would be expected.
The average opponent winrate against Braumis 47.81%.
Leona
the Radiant Dawn
Karthus wins against Leona 52.79% of the time which is 4.00% higher against Leona than the average opponent.
After normalising both champions win rates Karthus wins against Leona 0.52% more often than would be expected.
The average opponent winrate against Leonais 48.79%.
Tahm Kench
The River King
Karthus wins against Tahm Kench 52.99% of the time which is 6.16% higher against Tahm Kench than the average opponent.
After normalising both champions win rates Karthus wins against Tahm Kench 2.68% more often than would be expected.
The average opponent winrate against Tahm Kenchis 46.83%.
Nautilus
the Titan of the Depths
Karthus wins against Nautilus 54.00% of the time which is 3.81% higher against Nautilus than the average opponent.
After normalising both champions win rates Karthus wins against Nautilus 0.33% more often than would be expected.
The average opponent winrate against Nautilusis 50.19%.
Poppy
Keeper of the Hammer
Karthus wins against Poppy 54.76% of the time which is 8.40% higher against Poppy than the average opponent.
After normalising both champions win rates Karthus wins against Poppy 4.92% more often than would be expected.
The average opponent winrate against Poppyis 46.36%.
Blitzcrank
the Great Steam Golem
Karthus wins against Blitzcrank 55.79% of the time which is 6.24% higher against Blitzcrank than the average opponent.
After normalising both champions win rates Karthus wins against Blitzcrank 2.76% more often than would be expected.
The average opponent winrate against Blitzcrankis 49.55%.
Lux
the Lady of Luminosity
Karthus wins against Lux 57.30% of the time which is 7.59% higher against Lux than the average opponent.
After normalising both champions win rates Karthus wins against Lux 4.11% more often than would be expected.
The average opponent winrate against Luxis 49.71%.
Rell
the Iron Maiden
Karthus wins against Rell 57.72% of the time which is 5.71% higher against Rell than the average opponent.
After normalising both champions win rates Karthus wins against Rell 2.24% more often than would be expected.
The average opponent winrate against Rellis 52.01%.
Pyke
the Bloodharbor Ripper
Karthus wins against Pyke 57.89% of the time which is 8.75% higher against Pyke than the average opponent.
After normalising both champions win rates Karthus wins against Pyke 5.27% more often than would be expected.
The average opponent winrate against Pykeis 49.14%.