

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.
Master Champions Analysed: 922,233
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.


Senna Counters
Senna bottom vs middle Counters
Senna bottom on Patch 15.11 is the strongest counter to middle champions of Ekko, Mel & Anivia. While Senna bottom is countered most by middle champions of Kassadin, LeBlanc & Kayle. Below is a detailed breakdown of Senna bottom counters against middle champions with a minimum of 100 games.


Kassadin
Lữ Khách Hư Không
Senna wins against Kassadin 46.28% of the time which is 1.26% lower against Kassadin than the average opponent.
After normalising both champions win rates Senna wins against Kassadin 7.28% less often than would be expected.
The average opponent winrate against Kassadin is 47.54%.


LeBlanc
Kẻ Lừa Đảo
Senna wins against LeBlanc 47.02% of the time which is 0.51% higher against LeBlanc than the average opponent.
After normalising both champions win rates Senna wins against LeBlanc 5.50% less often than would be expected.
The average opponent winrate against LeBlanc is 46.51%.


Kayle
Thiên Thần Phán Quyết
Senna wins against Kayle 47.89% of the time which is 2.13% higher against Kayle than the average opponent.
After normalising both champions win rates Senna wins against Kayle 3.88% less often than would be expected.
The average opponent winrate against Kayle is 45.76%.


Taliyah
Phù Thủy Đá
Senna wins against Taliyah 48.71% of the time which is 3.28% higher against Taliyah than the average opponent.
After normalising both champions win rates Senna wins against Taliyah 2.72% less often than would be expected.
The average opponent winrate against Taliyah is 45.43%.


Qiyana
Nữ Hoàng Nguyên Tố
Senna wins against Qiyana 48.90% of the time which is 1.92% higher against Qiyana than the average opponent.
After normalising both champions win rates Senna wins against Qiyana 4.09% less often than would be expected.
The average opponent winrate against Qiyana is 46.98%.


Diana
Vầng Trăng Ai Oán
Senna wins against Diana 50.85% of the time which is 4.56% higher against Diana than the average opponent.
After normalising both champions win rates Senna wins against Diana 1.45% less often than would be expected.
The average opponent winrate against Diana is 46.29%.


Veigar
Bậc Thầy Tiểu Quỷ
Senna wins against Veigar 50.85% of the time which is 2.15% higher against Veigar than the average opponent.
After normalising both champions win rates Senna wins against Veigar 3.87% less often than would be expected.
The average opponent winrate against Veigar is 48.70%.


Viktor
Sứ Giả Của Arcane
Senna wins against Viktor 51.32% of the time which is 1.61% higher against Viktor than the average opponent.
After normalising both champions win rates Senna wins against Viktor 4.40% less often than would be expected.
The average opponent winrate against Viktor is 49.71%.


Syndra
Nữ Chúa Bóng Tối
Senna wins against Syndra 51.43% of the time which is 4.68% higher against Syndra than the average opponent.
After normalising both champions win rates Senna wins against Syndra 1.33% less often than would be expected.
The average opponent winrate against Syndra is 46.75%.


Corki
Phi Công Quả Cảm
Senna wins against Corki 51.45% of the time which is 0.27% higher against Corki than the average opponent.
After normalising both champions win rates Senna wins against Corki 5.73% less often than would be expected.
The average opponent winrate against Corki is 51.18%.


Annie
Đứa Trẻ Bóng Tối
Senna wins against Annie 51.53% of the time which is 5.07% higher against Annie than the average opponent.
After normalising both champions win rates Senna wins against Annie 0.94% less often than would be expected.
The average opponent winrate against Annie is 46.46%.


Twisted Fate
Thần Bài
Senna wins against Twisted Fate 51.79% of the time which is 4.48% higher against Twisted Fate than the average opponent.
After normalising both champions win rates Senna wins against Twisted Fate 1.53% less often than would be expected.
The average opponent winrate against Twisted Fate is 47.31%.


Azir
Hoàng Đế Sa Mạc
Senna wins against Azir 52.29% of the time which is 1.08% higher against Azir than the average opponent.
After normalising both champions win rates Senna wins against Azir 4.92% less often than would be expected.
The average opponent winrate against Azir is 51.21%.


Vex
Pháp Sư Khó Chịu
Senna wins against Vex 52.30% of the time which is 6.84% higher against Vex than the average opponent.
After normalising both champions win rates Senna wins against Vex 0.83% more often than would be expected.
The average opponent winrate against Vex is 45.46%.


Sylas
Kẻ Phá Xiềng
Senna wins against Sylas 52.54% of the time which is 4.48% higher against Sylas than the average opponent.
After normalising both champions win rates Senna wins against Sylas 1.54% less often than would be expected.
The average opponent winrate against Sylas is 48.06%.


Ryze
Pháp Sư Cổ Ngữ
Senna wins against Ryze 52.57% of the time which is 3.02% higher against Ryze than the average opponent.
After normalising both champions win rates Senna wins against Ryze 2.99% less often than would be expected.
The average opponent winrate against Ryze is 49.55%.


Yasuo
Kẻ Bất Dung Thứ
Senna wins against Yasuo 52.66% of the time which is 5.82% higher against Yasuo than the average opponent.
After normalising both champions win rates Senna wins against Yasuo 0.19% less often than would be expected.
The average opponent winrate against Yasuo is 46.84%.


Neeko
Hóa Hình Sư Ham Học
Senna wins against Neeko 53.10% of the time which is 7.13% higher against Neeko than the average opponent.
After normalising both champions win rates Senna wins against Neeko 1.12% more often than would be expected.
The average opponent winrate against Neeko is 45.97%.


Hwei
Họa Sĩ Vạn Cảnh
Senna wins against Hwei 53.21% of the time which is 5.47% higher against Hwei than the average opponent.
After normalising both champions win rates Senna wins against Hwei 0.55% less often than would be expected.
The average opponent winrate against Hwei is 47.74%.


Zed
Chúa Tể Bóng Tối
Senna wins against Zed 53.39% of the time which is 6.11% higher against Zed than the average opponent.
After normalising both champions win rates Senna wins against Zed 0.10% more often than would be expected.
The average opponent winrate against Zed is 47.28%.


Jayce
Người Bảo Hộ Mai Sau
Senna wins against Jayce 53.42% of the time which is 6.94% higher against Jayce than the average opponent.
After normalising both champions win rates Senna wins against Jayce 0.93% more often than would be expected.
The average opponent winrate against Jayce is 46.48%.


Lissandra
Mụ Phù Thủy Băng
Senna wins against Lissandra 53.75% of the time which is 6.12% higher against Lissandra than the average opponent.
After normalising both champions win rates Senna wins against Lissandra 0.10% more often than would be expected.
The average opponent winrate against Lissandra is 47.63%.


Ahri
Hồ Ly Chín Đuôi
Senna wins against Ahri 53.80% of the time which is 5.44% higher against Ahri than the average opponent.
After normalising both champions win rates Senna wins against Ahri 0.58% less often than would be expected.
The average opponent winrate against Ahri is 48.36%.


Zoe
Bậc Thầy Biến Ảo
Senna wins against Zoe 54.30% of the time which is 7.71% higher against Zoe than the average opponent.
After normalising both champions win rates Senna wins against Zoe 1.70% more often than would be expected.
The average opponent winrate against Zoe is 46.59%.


Akshan
Vệ Binh Ranh Mãnh
Senna wins against Akshan 54.65% of the time which is 8.01% higher against Akshan than the average opponent.
After normalising both champions win rates Senna wins against Akshan 2.00% more often than would be expected.
The average opponent winrate against Akshan is 46.64%.


Talon
Sát Thủ Bóng Đêm
Senna wins against Talon 54.79% of the time which is 7.73% higher against Talon than the average opponent.
After normalising both champions win rates Senna wins against Talon 1.72% more often than would be expected.
The average opponent winrate against Talon is 47.06%.


Xerath
Pháp Sư Thăng Hoa
Senna wins against Xerath 54.82% of the time which is 6.17% higher against Xerath than the average opponent.
After normalising both champions win rates Senna wins against Xerath 0.15% more often than would be expected.
The average opponent winrate against Xerath is 48.65%.


Akali
Sát Thủ Đơn Độc
Senna wins against Akali 54.89% of the time which is 6.97% higher against Akali than the average opponent.
After normalising both champions win rates Senna wins against Akali 0.95% more often than would be expected.
The average opponent winrate against Akali is 47.92%.


Katarina
Ác Kiếm
Senna wins against Katarina 55.17% of the time which is 10.39% higher against Katarina than the average opponent.
After normalising both champions win rates Senna wins against Katarina 4.39% more often than would be expected.
The average opponent winrate against Katarina is 44.78%.


Irelia
Vũ Kiếm Sư
Senna wins against Irelia 55.40% of the time which is 7.33% higher against Irelia than the average opponent.
After normalising both champions win rates Senna wins against Irelia 1.31% more often than would be expected.
The average opponent winrate against Irelia is 48.07%.


Swain
Nguyên Soái Noxus
Senna wins against Swain 55.65% of the time which is 8.12% higher against Swain than the average opponent.
After normalising both champions win rates Senna wins against Swain 2.10% more often than would be expected.
The average opponent winrate against Swain is 47.53%.


Aurelion Sol
Ác Long Thượng Giới
Senna wins against Aurelion Sol 56.03% of the time which is 9.09% higher against Aurelion Sol than the average opponent.
After normalising both champions win rates Senna wins against Aurelion Sol 3.08% more often than would be expected.
The average opponent winrate against Aurelion Sol is 46.94%.


Malzahar
Tiên Tri Hư Không
Senna wins against Malzahar 56.22% of the time which is 9.26% higher against Malzahar than the average opponent.
After normalising both champions win rates Senna wins against Malzahar 3.25% more often than would be expected.
The average opponent winrate against Malzahar is 46.96%.


Vel'Koz
Con Mắt Hư Không
Senna wins against Vel'Koz 56.25% of the time which is 10.03% higher against Vel'Koz than the average opponent.
After normalising both champions win rates Senna wins against Vel'Koz 4.02% more often than would be expected.
The average opponent winrate against Vel'Koz is 46.22%.


Cassiopeia
Xà Nữ
Senna wins against Cassiopeia 56.39% of the time which is 10.38% higher against Cassiopeia than the average opponent.
After normalising both champions win rates Senna wins against Cassiopeia 4.37% more often than would be expected.
The average opponent winrate against Cassiopeia is 46.01%.


Orianna
Quý Cô Dây Cót
Senna wins against Orianna 56.39% of the time which is 7.16% higher against Orianna than the average opponent.
After normalising both champions win rates Senna wins against Orianna 1.15% more often than would be expected.
The average opponent winrate against Orianna is 49.23%.


Aurora
Phù Thủy Giữa Hai Thế Giới
Senna wins against Aurora 56.40% of the time which is 8.35% higher against Aurora than the average opponent.
After normalising both champions win rates Senna wins against Aurora 2.33% more often than would be expected.
The average opponent winrate against Aurora is 48.05%.


Vladimir
Thần Chết Đỏ
Senna wins against Vladimir 56.66% of the time which is 10.13% higher against Vladimir than the average opponent.
After normalising both champions win rates Senna wins against Vladimir 4.12% more often than would be expected.
The average opponent winrate against Vladimir is 46.53%.


Tristana
Tay Súng Yordle
Senna wins against Tristana 57.66% of the time which is 4.48% higher against Tristana than the average opponent.
After normalising both champions win rates Senna wins against Tristana 1.50% less often than would be expected.
The average opponent winrate against Tristana is 53.18%.


Yone
Kẻ Về Từ Cõi Chết
Senna wins against Yone 57.76% of the time which is 6.31% higher against Yone than the average opponent.
After normalising both champions win rates Senna wins against Yone 0.31% more often than would be expected.
The average opponent winrate against Yone is 51.45%.


Galio
Vệ Thần Khổng Lồ
Senna wins against Galio 57.89% of the time which is 11.30% higher against Galio than the average opponent.
After normalising both champions win rates Senna wins against Galio 5.29% more often than would be expected.
The average opponent winrate against Galio is 46.59%.


Smolder
Tiểu Hỏa Long
Senna wins against Smolder 58.00% of the time which is 7.10% higher against Smolder than the average opponent.
After normalising both champions win rates Senna wins against Smolder 1.10% more often than would be expected.
The average opponent winrate against Smolder is 50.90%.


Fizz
Chú Cá Tinh Nghịch
Senna wins against Fizz 58.00% of the time which is 8.79% higher against Fizz than the average opponent.
After normalising both champions win rates Senna wins against Fizz 2.78% more often than would be expected.
The average opponent winrate against Fizz is 49.21%.


Lux
Tiểu Thư Ánh Sáng
Senna wins against Lux 58.48% of the time which is 10.83% higher against Lux than the average opponent.
After normalising both champions win rates Senna wins against Lux 4.81% more often than would be expected.
The average opponent winrate against Lux is 47.65%.


Anivia
Phượng Hoàng Băng
Senna wins against Anivia 58.94% of the time which is 8.74% higher against Anivia than the average opponent.
After normalising both champions win rates Senna wins against Anivia 2.73% more often than would be expected.
The average opponent winrate against Anivia is 50.20%.


Mel
Ảnh Chiếu Của Tâm Hồn
Senna wins against Mel 58.97% of the time which is 7.47% higher against Mel than the average opponent.
After normalising both champions win rates Senna wins against Mel 1.47% more often than would be expected.
The average opponent winrate against Mel is 51.50%.


Ekko
Cậu Bé Đảo Lộn Thời Gian
Senna wins against Ekko 59.56% of the time which is 10.85% higher against Ekko than the average opponent.
After normalising both champions win rates Senna wins against Ekko 4.83% more often than would be expected.
The average opponent winrate against Ekko is 48.71%.