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: 51,734,723
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 support vs support Counters
Karthus support on Patch 30 is the strongest counter to support champions of Nautilus, Thresh & Soraka. While Karthus support is countered most by support champions of Nami, Milio & Blitzcrank. Below is a detailed breakdown of Karthus support counters against support champions with a minimum of 100 games.
Nami
Nàng Tiên Cá
Karthus wins against Nami 36.42% of the time which is 10.88% lower against Nami than the average opponent.
After normalising both champions win rates Karthus wins against Nami 8.25% less often than would be expected.
The average opponent winrate against Namiis 47.30%.
Milio
Ngọn Lửa Dịu Êm
Karthus wins against Milio 42.00% of the time which is 6.22% lower against Milio than the average opponent.
After normalising both champions win rates Karthus wins against Milio 3.57% less often than would be expected.
The average opponent winrate against Miliois 48.22%.
Blitzcrank
Người Máy Hơi Nước
Karthus wins against Blitzcrank 43.00% of the time which is 4.01% lower against Blitzcrank than the average opponent.
After normalising both champions win rates Karthus wins against Blitzcrank 1.38% less often than would be expected.
The average opponent winrate against Blitzcrankis 47.01%.
Lulu
Pháp Sư Tinh Linh
Karthus wins against Lulu 44.88% of the time which is 3.19% lower against Lulu than the average opponent.
After normalising both champions win rates Karthus wins against Lulu 0.54% less often than would be expected.
The average opponent winrate against Luluis 48.07%.
Soraka
Tinh Nữ
Karthus wins against Soraka 45.00% of the time which is 2.14% lower against Soraka than the average opponent.
After normalising both champions win rates Karthus wins against Soraka 0.49% more often than would be expected.
The average opponent winrate against Sorakais 47.14%.
Thresh
Cai Ngục Xiềng Xích
Karthus wins against Thresh 51.52% of the time which is 3.73% higher against Thresh than the average opponent.
After normalising both champions win rates Karthus wins against Thresh 6.37% more often than would be expected.
The average opponent winrate against Threshis 47.79%.
Nautilus
Khổng Lồ Biển Sâu
Karthus wins against Nautilus 52.90% of the time which is 4.33% higher against Nautilus than the average opponent.
After normalising both champions win rates Karthus wins against Nautilus 6.98% more often than would be expected.
The average opponent winrate against Nautilusis 48.57%.