

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.


Olaf Counters
Olaf top vs middle Counters
Olaf top on Patch 30 is the strongest counter to middle champions of Cassiopeia, Heimerdinger & Taliyah. While Olaf top is countered most by middle champions of Malphite, Aurelion Sol & LeBlanc. Below is a detailed breakdown of Olaf top counters against middle champions with a minimum of 100 games.


Malphite
Mảnh Vỡ Thiên Thạch
Olaf wins against Malphite 37.38% of the time which is 13.06% lower against Malphite than the average opponent.
After normalising both champions win rates Olaf wins against Malphite 7.38% less often than would be expected.
The average opponent winrate against Malphite is 50.44%.


Aurelion Sol
Ác Long Thượng Giới
Olaf wins against Aurelion Sol 40.41% of the time which is 10.68% lower against Aurelion Sol than the average opponent.
After normalising both champions win rates Olaf wins against Aurelion Sol 5.00% less often than would be expected.
The average opponent winrate against Aurelion Sol is 51.09%.


LeBlanc
Kẻ Lừa Đảo
Olaf wins against LeBlanc 41.68% of the time which is 11.90% lower against LeBlanc than the average opponent.
After normalising both champions win rates Olaf wins against LeBlanc 6.22% less often than would be expected.
The average opponent winrate against LeBlanc is 53.58%.


Neeko
Hóa Hình Sư Ham Học
Olaf wins against Neeko 42.27% of the time which is 10.10% lower against Neeko than the average opponent.
After normalising both champions win rates Olaf wins against Neeko 4.42% less often than would be expected.
The average opponent winrate against Neeko is 52.37%.


Brand
Thần Lửa
Olaf wins against Brand 42.39% of the time which is 8.52% lower against Brand than the average opponent.
After normalising both champions win rates Olaf wins against Brand 2.84% less often than would be expected.
The average opponent winrate against Brand is 50.91%.


Ekko
Cậu Bé Đảo Lộn Thời Gian
Olaf wins against Ekko 42.46% of the time which is 8.54% lower against Ekko than the average opponent.
After normalising both champions win rates Olaf wins against Ekko 2.86% less often than would be expected.
The average opponent winrate against Ekko is 51.00%.


Smolder
Tiểu Hỏa Long
Olaf wins against Smolder 42.86% of the time which is 10.15% lower against Smolder than the average opponent.
After normalising both champions win rates Olaf wins against Smolder 4.47% less often than would be expected.
The average opponent winrate against Smolder is 53.01%.


Tristana
Tay Súng Yordle
Olaf wins against Tristana 43.00% of the time which is 12.17% lower against Tristana than the average opponent.
After normalising both champions win rates Olaf wins against Tristana 6.50% less often than would be expected.
The average opponent winrate against Tristana is 55.17%.


Vel'Koz
Con Mắt Hư Không
Olaf wins against Vel'Koz 43.08% of the time which is 8.12% lower against Vel'Koz than the average opponent.
After normalising both champions win rates Olaf wins against Vel'Koz 2.44% less often than would be expected.
The average opponent winrate against Vel'Koz is 51.20%.


Veigar
Bậc Thầy Tiểu Quỷ
Olaf wins against Veigar 43.17% of the time which is 6.60% lower against Veigar than the average opponent.
After normalising both champions win rates Olaf wins against Veigar 0.92% less often than would be expected.
The average opponent winrate against Veigar is 49.77%.


Viktor
Sứ Giả Của Arcane
Olaf wins against Viktor 43.56% of the time which is 8.31% lower against Viktor than the average opponent.
After normalising both champions win rates Olaf wins against Viktor 2.63% less often than would be expected.
The average opponent winrate against Viktor is 51.87%.


Talon
Sát Thủ Bóng Đêm
Olaf wins against Talon 44.06% of the time which is 9.74% lower against Talon than the average opponent.
After normalising both champions win rates Olaf wins against Talon 4.06% less often than would be expected.
The average opponent winrate against Talon is 53.80%.


Naafiri
Chó Săn Khát Máu
Olaf wins against Naafiri 44.11% of the time which is 6.62% lower against Naafiri than the average opponent.
After normalising both champions win rates Olaf wins against Naafiri 0.94% less often than would be expected.
The average opponent winrate against Naafiri is 50.73%.


Lux
Tiểu Thư Ánh Sáng
Olaf wins against Lux 44.42% of the time which is 6.13% lower against Lux than the average opponent.
After normalising both champions win rates Olaf wins against Lux 0.45% less often than would be expected.
The average opponent winrate against Lux is 50.55%.


Syndra
Nữ Chúa Bóng Tối
Olaf wins against Syndra 45.03% of the time which is 7.84% lower against Syndra than the average opponent.
After normalising both champions win rates Olaf wins against Syndra 2.16% less often than would be expected.
The average opponent winrate against Syndra is 52.87%.


Kassadin
Lữ Khách Hư Không
Olaf wins against Kassadin 45.12% of the time which is 7.50% lower against Kassadin than the average opponent.
After normalising both champions win rates Olaf wins against Kassadin 1.82% less often than would be expected.
The average opponent winrate against Kassadin is 52.62%.


Malzahar
Tiên Tri Hư Không
Olaf wins against Malzahar 45.31% of the time which is 4.03% lower against Malzahar than the average opponent.
After normalising both champions win rates Olaf wins against Malzahar 1.65% more often than would be expected.
The average opponent winrate against Malzahar is 49.34%.


Ryze
Pháp Sư Cổ Ngữ
Olaf wins against Ryze 45.33% of the time which is 6.73% lower against Ryze than the average opponent.
After normalising both champions win rates Olaf wins against Ryze 1.05% less often than would be expected.
The average opponent winrate against Ryze is 52.06%.


Fizz
Chú Cá Tinh Nghịch
Olaf wins against Fizz 45.34% of the time which is 5.87% lower against Fizz than the average opponent.
After normalising both champions win rates Olaf wins against Fizz 0.19% less often than would be expected.
The average opponent winrate against Fizz is 51.21%.


Aurora
Phù Thủy Giữa Hai Thế Giới
Olaf wins against Aurora 45.44% of the time which is 8.03% lower against Aurora than the average opponent.
After normalising both champions win rates Olaf wins against Aurora 2.35% less often than would be expected.
The average opponent winrate against Aurora is 53.47%.


Annie
Đứa Trẻ Bóng Tối
Olaf wins against Annie 45.48% of the time which is 7.63% lower against Annie than the average opponent.
After normalising both champions win rates Olaf wins against Annie 1.95% less often than would be expected.
The average opponent winrate against Annie is 53.11%.


Mel
Ảnh Chiếu Của Tâm Hồn
Olaf wins against Mel 45.52% of the time which is 7.12% lower against Mel than the average opponent.
After normalising both champions win rates Olaf wins against Mel 1.44% less often than would be expected.
The average opponent winrate against Mel is 52.64%.


Swain
Nguyên Soái Noxus
Olaf wins against Swain 45.79% of the time which is 3.60% lower against Swain than the average opponent.
After normalising both champions win rates Olaf wins against Swain 2.08% more often than would be expected.
The average opponent winrate against Swain is 49.39%.


Vex
Pháp Sư Khó Chịu
Olaf wins against Vex 45.81% of the time which is 6.25% lower against Vex than the average opponent.
After normalising both champions win rates Olaf wins against Vex 0.57% less often than would be expected.
The average opponent winrate against Vex is 52.06%.


Yasuo
Kẻ Bất Dung Thứ
Olaf wins against Yasuo 45.87% of the time which is 5.23% lower against Yasuo than the average opponent.
After normalising both champions win rates Olaf wins against Yasuo 0.45% more often than would be expected.
The average opponent winrate against Yasuo is 51.10%.


Irelia
Vũ Kiếm Sư
Olaf wins against Irelia 45.91% of the time which is 6.22% lower against Irelia than the average opponent.
After normalising both champions win rates Olaf wins against Irelia 0.54% less often than would be expected.
The average opponent winrate against Irelia is 52.13%.


Pantheon
Mũi Giáo Bất Diệt
Olaf wins against Pantheon 45.93% of the time which is 5.42% lower against Pantheon than the average opponent.
After normalising both champions win rates Olaf wins against Pantheon 0.26% more often than would be expected.
The average opponent winrate against Pantheon is 51.35%.


Xerath
Pháp Sư Thăng Hoa
Olaf wins against Xerath 46.91% of the time which is 3.65% lower against Xerath than the average opponent.
After normalising both champions win rates Olaf wins against Xerath 2.03% more often than would be expected.
The average opponent winrate against Xerath is 50.56%.


Diana
Vầng Trăng Ai Oán
Olaf wins against Diana 46.98% of the time which is 4.27% lower against Diana than the average opponent.
After normalising both champions win rates Olaf wins against Diana 1.41% more often than would be expected.
The average opponent winrate against Diana is 51.25%.


Sylas
Kẻ Phá Xiềng
Olaf wins against Sylas 47.08% of the time which is 6.53% lower against Sylas than the average opponent.
After normalising both champions win rates Olaf wins against Sylas 0.85% less often than would be expected.
The average opponent winrate against Sylas is 53.61%.


Ahri
Hồ Ly Chín Đuôi
Olaf wins against Ahri 47.10% of the time which is 5.69% lower against Ahri than the average opponent.
After normalising both champions win rates Olaf wins against Ahri 0.01% less often than would be expected.
The average opponent winrate against Ahri is 52.79%.


Ziggs
Chuyên Gia Chất Nổ
Olaf wins against Ziggs 47.15% of the time which is 4.25% lower against Ziggs than the average opponent.
After normalising both champions win rates Olaf wins against Ziggs 1.43% more often than would be expected.
The average opponent winrate against Ziggs is 51.40%.


Cho'Gath
Quái Vật Hư Không
Olaf wins against Cho'Gath 47.22% of the time which is 4.07% lower against Cho'Gath than the average opponent.
After normalising both champions win rates Olaf wins against Cho'Gath 1.61% more often than would be expected.
The average opponent winrate against Cho'Gath is 51.29%.


Lissandra
Mụ Phù Thủy Băng
Olaf wins against Lissandra 47.24% of the time which is 4.88% lower against Lissandra than the average opponent.
After normalising both champions win rates Olaf wins against Lissandra 0.80% more often than would be expected.
The average opponent winrate against Lissandra is 52.12%.


Akali
Sát Thủ Đơn Độc
Olaf wins against Akali 47.29% of the time which is 4.84% lower against Akali than the average opponent.
After normalising both champions win rates Olaf wins against Akali 0.84% more often than would be expected.
The average opponent winrate against Akali is 52.13%.


Galio
Vệ Thần Khổng Lồ
Olaf wins against Galio 47.37% of the time which is 2.70% lower against Galio than the average opponent.
After normalising both champions win rates Olaf wins against Galio 2.98% more often than would be expected.
The average opponent winrate against Galio is 50.07%.


Zed
Chúa Tể Bóng Tối
Olaf wins against Zed 47.59% of the time which is 6.76% lower against Zed than the average opponent.
After normalising both champions win rates Olaf wins against Zed 1.09% less often than would be expected.
The average opponent winrate against Zed is 54.35%.


Teemo
Trinh Sát Nhanh Nhẹn
Olaf wins against Teemo 47.74% of the time which is 2.70% lower against Teemo than the average opponent.
After normalising both champions win rates Olaf wins against Teemo 2.98% more often than would be expected.
The average opponent winrate against Teemo is 50.44%.


Kayle
Thiên Thần Phán Quyết
Olaf wins against Kayle 47.83% of the time which is 1.76% lower against Kayle than the average opponent.
After normalising both champions win rates Olaf wins against Kayle 3.92% more often than would be expected.
The average opponent winrate against Kayle is 49.59%.


Yone
Kẻ Về Từ Cõi Chết
Olaf wins against Yone 48.25% of the time which is 4.65% lower against Yone than the average opponent.
After normalising both champions win rates Olaf wins against Yone 1.03% more often than would be expected.
The average opponent winrate against Yone is 52.90%.


Vladimir
Thần Chết Đỏ
Olaf wins against Vladimir 48.40% of the time which is 3.68% lower against Vladimir than the average opponent.
After normalising both champions win rates Olaf wins against Vladimir 2.00% more often than would be expected.
The average opponent winrate against Vladimir is 52.08%.


Azir
Hoàng Đế Sa Mạc
Olaf wins against Azir 48.62% of the time which is 6.57% lower against Azir than the average opponent.
After normalising both champions win rates Olaf wins against Azir 0.90% less often than would be expected.
The average opponent winrate against Azir is 55.19%.


Katarina
Ác Kiếm
Olaf wins against Katarina 48.89% of the time which is 5.13% lower against Katarina than the average opponent.
After normalising both champions win rates Olaf wins against Katarina 0.55% more often than would be expected.
The average opponent winrate against Katarina is 54.02%.


Twisted Fate
Thần Bài
Olaf wins against Twisted Fate 49.44% of the time which is 4.51% lower against Twisted Fate than the average opponent.
After normalising both champions win rates Olaf wins against Twisted Fate 1.17% more often than would be expected.
The average opponent winrate against Twisted Fate is 53.95%.


Anivia
Phượng Hoàng Băng
Olaf wins against Anivia 49.47% of the time which is 2.62% lower against Anivia than the average opponent.
After normalising both champions win rates Olaf wins against Anivia 3.06% more often than would be expected.
The average opponent winrate against Anivia is 52.09%.


Hwei
Họa Sĩ Vạn Cảnh
Olaf wins against Hwei 49.68% of the time which is 2.76% lower against Hwei than the average opponent.
After normalising both champions win rates Olaf wins against Hwei 2.92% more often than would be expected.
The average opponent winrate against Hwei is 52.44%.


Orianna
Quý Cô Dây Cót
Olaf wins against Orianna 49.90% of the time which is 3.27% lower against Orianna than the average opponent.
After normalising both champions win rates Olaf wins against Orianna 2.41% more often than would be expected.
The average opponent winrate against Orianna is 53.17%.


Akshan
Vệ Binh Ranh Mãnh
Olaf wins against Akshan 50.00% of the time which is 4.40% lower against Akshan than the average opponent.
After normalising both champions win rates Olaf wins against Akshan 1.27% more often than would be expected.
The average opponent winrate against Akshan is 54.40%.


Qiyana
Nữ Hoàng Nguyên Tố
Olaf wins against Qiyana 50.00% of the time which is 7.73% lower against Qiyana than the average opponent.
After normalising both champions win rates Olaf wins against Qiyana 2.10% less often than would be expected.
The average opponent winrate against Qiyana is 57.73%.


Zoe
Bậc Thầy Biến Ảo
Olaf wins against Zoe 50.59% of the time which is 3.97% lower against Zoe than the average opponent.
After normalising both champions win rates Olaf wins against Zoe 1.70% more often than would be expected.
The average opponent winrate against Zoe is 54.56%.


Morgana
Thiên Thần Sa Ngã
Olaf wins against Morgana 51.06% of the time which is 0.93% higher against Morgana than the average opponent.
After normalising both champions win rates Olaf wins against Morgana 6.61% more often than would be expected.
The average opponent winrate against Morgana is 50.13%.


Taliyah
Phù Thủy Đá
Olaf wins against Taliyah 51.55% of the time which is 4.90% lower against Taliyah than the average opponent.
After normalising both champions win rates Olaf wins against Taliyah 0.75% more often than would be expected.
The average opponent winrate against Taliyah is 56.45%.


Heimerdinger
Nhà Phát Minh Lỗi Lạc
Olaf wins against Heimerdinger 51.76% of the time which is 2.65% higher against Heimerdinger than the average opponent.
After normalising both champions win rates Olaf wins against Heimerdinger 8.32% more often than would be expected.
The average opponent winrate against Heimerdinger is 49.11%.


Cassiopeia
Xà Nữ
Olaf wins against Cassiopeia 51.83% of the time which is 1.26% lower against Cassiopeia than the average opponent.
After normalising both champions win rates Olaf wins against Cassiopeia 4.42% more often than would be expected.
The average opponent winrate against Cassiopeia is 53.09%.