

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.
Iron Champions Analysed: 18,203,390
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 middle Counters
Karthus jungle on Patch 30 is the strongest counter to middle champions of Azir, Taliyah & Kassadin. While Karthus jungle is countered most by middle champions of Heimerdinger, Swain & Brand. Below is a detailed breakdown of Karthus jungle counters against middle champions with a minimum of 100 games.


Heimerdinger
Nhà Phát Minh Lỗi Lạc
Karthus wins against Heimerdinger 37.50% of the time which is 11.61% lower against Heimerdinger than the average opponent.
After normalising both champions win rates Karthus wins against Heimerdinger 6.18% less often than would be expected.
The average opponent winrate against Heimerdinger is 49.11%.


Swain
Nguyên Soái Noxus
Karthus wins against Swain 39.47% of the time which is 9.92% lower against Swain than the average opponent.
After normalising both champions win rates Karthus wins against Swain 4.49% less often than would be expected.
The average opponent winrate against Swain is 49.39%.


Brand
Thần Lửa
Karthus wins against Brand 40.31% of the time which is 10.60% lower against Brand than the average opponent.
After normalising both champions win rates Karthus wins against Brand 5.17% less often than would be expected.
The average opponent winrate against Brand is 50.91%.


Twisted Fate
Thần Bài
Karthus wins against Twisted Fate 41.04% of the time which is 12.91% lower against Twisted Fate than the average opponent.
After normalising both champions win rates Karthus wins against Twisted Fate 7.48% less often than would be expected.
The average opponent winrate against Twisted Fate is 53.95%.


Aurelion Sol
Ác Long Thượng Giới
Karthus wins against Aurelion Sol 41.63% of the time which is 9.46% lower against Aurelion Sol than the average opponent.
After normalising both champions win rates Karthus wins against Aurelion Sol 4.03% less often than would be expected.
The average opponent winrate against Aurelion Sol is 51.09%.


Ryze
Pháp Sư Cổ Ngữ
Karthus wins against Ryze 41.86% of the time which is 10.20% lower against Ryze than the average opponent.
After normalising both champions win rates Karthus wins against Ryze 4.77% less often than would be expected.
The average opponent winrate against Ryze is 52.06%.


Ziggs
Chuyên Gia Chất Nổ
Karthus wins against Ziggs 41.92% of the time which is 9.48% lower against Ziggs than the average opponent.
After normalising both champions win rates Karthus wins against Ziggs 4.05% less often than would be expected.
The average opponent winrate against Ziggs is 51.40%.


Galio
Vệ Thần Khổng Lồ
Karthus wins against Galio 42.09% of the time which is 7.98% lower against Galio than the average opponent.
After normalising both champions win rates Karthus wins against Galio 2.55% less often than would be expected.
The average opponent winrate against Galio is 50.07%.


Xerath
Pháp Sư Thăng Hoa
Karthus wins against Xerath 42.30% of the time which is 8.26% lower against Xerath than the average opponent.
After normalising both champions win rates Karthus wins against Xerath 2.83% less often than would be expected.
The average opponent winrate against Xerath is 50.56%.


Lux
Tiểu Thư Ánh Sáng
Karthus wins against Lux 42.37% of the time which is 8.18% lower against Lux than the average opponent.
After normalising both champions win rates Karthus wins against Lux 2.75% less often than would be expected.
The average opponent winrate against Lux is 50.55%.


Malzahar
Tiên Tri Hư Không
Karthus wins against Malzahar 42.68% of the time which is 6.66% lower against Malzahar than the average opponent.
After normalising both champions win rates Karthus wins against Malzahar 1.23% less often than would be expected.
The average opponent winrate against Malzahar is 49.34%.


Naafiri
Chó Săn Khát Máu
Karthus wins against Naafiri 43.18% of the time which is 7.55% lower against Naafiri than the average opponent.
After normalising both champions win rates Karthus wins against Naafiri 2.12% less often than would be expected.
The average opponent winrate against Naafiri is 50.73%.


Vladimir
Thần Chết Đỏ
Karthus wins against Vladimir 43.53% of the time which is 8.55% lower against Vladimir than the average opponent.
After normalising both champions win rates Karthus wins against Vladimir 3.12% less often than would be expected.
The average opponent winrate against Vladimir is 52.08%.


Yone
Kẻ Về Từ Cõi Chết
Karthus wins against Yone 43.86% of the time which is 9.04% lower against Yone than the average opponent.
After normalising both champions win rates Karthus wins against Yone 3.61% less often than would be expected.
The average opponent winrate against Yone is 52.90%.


Malphite
Mảnh Vỡ Thiên Thạch
Karthus wins against Malphite 44.03% of the time which is 6.41% lower against Malphite than the average opponent.
After normalising both champions win rates Karthus wins against Malphite 0.98% less often than would be expected.
The average opponent winrate against Malphite is 50.44%.


Irelia
Vũ Kiếm Sư
Karthus wins against Irelia 44.03% of the time which is 8.10% lower against Irelia than the average opponent.
After normalising both champions win rates Karthus wins against Irelia 2.67% less often than would be expected.
The average opponent winrate against Irelia is 52.13%.


Pantheon
Mũi Giáo Bất Diệt
Karthus wins against Pantheon 44.97% of the time which is 6.38% lower against Pantheon than the average opponent.
After normalising both champions win rates Karthus wins against Pantheon 0.95% less often than would be expected.
The average opponent winrate against Pantheon is 51.35%.


Anivia
Phượng Hoàng Băng
Karthus wins against Anivia 45.16% of the time which is 6.93% lower against Anivia than the average opponent.
After normalising both champions win rates Karthus wins against Anivia 1.50% less often than would be expected.
The average opponent winrate against Anivia is 52.09%.


Veigar
Bậc Thầy Tiểu Quỷ
Karthus wins against Veigar 45.37% of the time which is 4.40% lower against Veigar than the average opponent.
After normalising both champions win rates Karthus wins against Veigar 1.03% more often than would be expected.
The average opponent winrate against Veigar is 49.77%.


Diana
Vầng Trăng Ai Oán
Karthus wins against Diana 45.52% of the time which is 5.73% lower against Diana than the average opponent.
After normalising both champions win rates Karthus wins against Diana 0.30% less often than would be expected.
The average opponent winrate against Diana is 51.25%.


Sylas
Kẻ Phá Xiềng
Karthus wins against Sylas 46.20% of the time which is 7.41% lower against Sylas than the average opponent.
After normalising both champions win rates Karthus wins against Sylas 1.98% less often than would be expected.
The average opponent winrate against Sylas is 53.61%.


Fizz
Chú Cá Tinh Nghịch
Karthus wins against Fizz 46.52% of the time which is 4.69% lower against Fizz than the average opponent.
After normalising both champions win rates Karthus wins against Fizz 0.74% more often than would be expected.
The average opponent winrate against Fizz is 51.21%.


Mel
Ảnh Chiếu Của Tâm Hồn
Karthus wins against Mel 46.98% of the time which is 5.66% lower against Mel than the average opponent.
After normalising both champions win rates Karthus wins against Mel 0.23% less often than would be expected.
The average opponent winrate against Mel is 52.64%.


Zed
Chúa Tể Bóng Tối
Karthus wins against Zed 47.01% of the time which is 7.34% lower against Zed than the average opponent.
After normalising both champions win rates Karthus wins against Zed 1.92% less often than would be expected.
The average opponent winrate against Zed is 54.35%.


Aurora
Phù Thủy Giữa Hai Thế Giới
Karthus wins against Aurora 47.13% of the time which is 6.34% lower against Aurora than the average opponent.
After normalising both champions win rates Karthus wins against Aurora 0.91% less often than would be expected.
The average opponent winrate against Aurora is 53.47%.


Orianna
Quý Cô Dây Cót
Karthus wins against Orianna 47.19% of the time which is 5.98% lower against Orianna than the average opponent.
After normalising both champions win rates Karthus wins against Orianna 0.55% less often than would be expected.
The average opponent winrate against Orianna is 53.17%.


Yasuo
Kẻ Bất Dung Thứ
Karthus wins against Yasuo 47.52% of the time which is 3.58% lower against Yasuo than the average opponent.
After normalising both champions win rates Karthus wins against Yasuo 1.85% more often than would be expected.
The average opponent winrate against Yasuo is 51.10%.


Syndra
Nữ Chúa Bóng Tối
Karthus wins against Syndra 47.60% of the time which is 5.27% lower against Syndra than the average opponent.
After normalising both champions win rates Karthus wins against Syndra 0.16% more often than would be expected.
The average opponent winrate against Syndra is 52.87%.


Neeko
Hóa Hình Sư Ham Học
Karthus wins against Neeko 47.86% of the time which is 4.51% lower against Neeko than the average opponent.
After normalising both champions win rates Karthus wins against Neeko 0.92% more often than would be expected.
The average opponent winrate against Neeko is 52.37%.


Ekko
Cậu Bé Đảo Lộn Thời Gian
Karthus wins against Ekko 47.95% of the time which is 3.05% lower against Ekko than the average opponent.
After normalising both champions win rates Karthus wins against Ekko 2.38% more often than would be expected.
The average opponent winrate against Ekko is 51.00%.


Viktor
Sứ Giả Của Arcane
Karthus wins against Viktor 48.01% of the time which is 3.86% lower against Viktor than the average opponent.
After normalising both champions win rates Karthus wins against Viktor 1.57% more often than would be expected.
The average opponent winrate against Viktor is 51.87%.


Qiyana
Nữ Hoàng Nguyên Tố
Karthus wins against Qiyana 48.28% of the time which is 9.45% lower against Qiyana than the average opponent.
After normalising both champions win rates Karthus wins against Qiyana 4.07% less often than would be expected.
The average opponent winrate against Qiyana is 57.73%.


Lissandra
Mụ Phù Thủy Băng
Karthus wins against Lissandra 48.47% of the time which is 3.65% lower against Lissandra than the average opponent.
After normalising both champions win rates Karthus wins against Lissandra 1.78% more often than would be expected.
The average opponent winrate against Lissandra is 52.12%.


Vex
Pháp Sư Khó Chịu
Karthus wins against Vex 49.15% of the time which is 2.91% lower against Vex than the average opponent.
After normalising both champions win rates Karthus wins against Vex 2.52% more often than would be expected.
The average opponent winrate against Vex is 52.06%.


Ahri
Hồ Ly Chín Đuôi
Karthus wins against Ahri 49.61% of the time which is 3.18% lower against Ahri than the average opponent.
After normalising both champions win rates Karthus wins against Ahri 2.25% more often than would be expected.
The average opponent winrate against Ahri is 52.79%.


Hwei
Họa Sĩ Vạn Cảnh
Karthus wins against Hwei 49.70% of the time which is 2.74% lower against Hwei than the average opponent.
After normalising both champions win rates Karthus wins against Hwei 2.69% more often than would be expected.
The average opponent winrate against Hwei is 52.44%.


Zoe
Bậc Thầy Biến Ảo
Karthus wins against Zoe 49.82% of the time which is 4.74% lower against Zoe than the average opponent.
After normalising both champions win rates Karthus wins against Zoe 0.68% more often than would be expected.
The average opponent winrate against Zoe is 54.56%.


Annie
Đứa Trẻ Bóng Tối
Karthus wins against Annie 50.69% of the time which is 2.42% lower against Annie than the average opponent.
After normalising both champions win rates Karthus wins against Annie 3.01% more often than would be expected.
The average opponent winrate against Annie is 53.11%.


Morgana
Thiên Thần Sa Ngã
Karthus wins against Morgana 50.93% of the time which is 0.80% higher against Morgana than the average opponent.
After normalising both champions win rates Karthus wins against Morgana 6.23% more often than would be expected.
The average opponent winrate against Morgana is 50.13%.


Akali
Sát Thủ Đơn Độc
Karthus wins against Akali 51.07% of the time which is 1.06% lower against Akali than the average opponent.
After normalising both champions win rates Karthus wins against Akali 4.37% more often than would be expected.
The average opponent winrate against Akali is 52.13%.


Katarina
Ác Kiếm
Karthus wins against Katarina 51.09% of the time which is 2.93% lower against Katarina than the average opponent.
After normalising both champions win rates Karthus wins against Katarina 2.50% more often than would be expected.
The average opponent winrate against Katarina is 54.02%.


Talon
Sát Thủ Bóng Đêm
Karthus wins against Talon 51.66% of the time which is 2.14% lower against Talon than the average opponent.
After normalising both champions win rates Karthus wins against Talon 3.29% more often than would be expected.
The average opponent winrate against Talon is 53.80%.


Akshan
Vệ Binh Ranh Mãnh
Karthus wins against Akshan 51.79% of the time which is 2.61% lower against Akshan than the average opponent.
After normalising both champions win rates Karthus wins against Akshan 2.81% more often than would be expected.
The average opponent winrate against Akshan is 54.40%.


Cassiopeia
Xà Nữ
Karthus wins against Cassiopeia 52.94% of the time which is 0.15% lower against Cassiopeia than the average opponent.
After normalising both champions win rates Karthus wins against Cassiopeia 5.28% more often than would be expected.
The average opponent winrate against Cassiopeia is 53.09%.


LeBlanc
Kẻ Lừa Đảo
Karthus wins against LeBlanc 53.56% of the time which is 0.02% lower against LeBlanc than the average opponent.
After normalising both champions win rates Karthus wins against LeBlanc 5.41% more often than would be expected.
The average opponent winrate against LeBlanc is 53.58%.


Kassadin
Lữ Khách Hư Không
Karthus wins against Kassadin 53.68% of the time which is 1.06% higher against Kassadin than the average opponent.
After normalising both champions win rates Karthus wins against Kassadin 6.49% more often than would be expected.
The average opponent winrate against Kassadin is 52.62%.


Taliyah
Phù Thủy Đá
Karthus wins against Taliyah 56.67% of the time which is 0.22% higher against Taliyah than the average opponent.
After normalising both champions win rates Karthus wins against Taliyah 5.62% more often than would be expected.
The average opponent winrate against Taliyah is 56.45%.


Azir
Hoàng Đế Sa Mạc
Karthus wins against Azir 57.14% of the time which is 1.95% higher against Azir than the average opponent.
After normalising both champions win rates Karthus wins against Azir 7.37% more often than would be expected.
The average opponent winrate against Azir is 55.19%.