

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: 2,087,518
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 support vs middle Counters
Senna support on Patch 15.4 is the strongest counter to middle champions of Cassiopeia, Hwei & Fizz. While Senna support is countered most by middle champions of Qiyana, Ambessa & Jayce. Below is a detailed breakdown of Senna support counters against middle champions with a minimum of 100 games.


Qiyana
Nữ Hoàng Nguyên Tố
Senna wins against Qiyana 45.37% of the time which is 0.51% lower against Qiyana than the average opponent.
After normalising both champions win rates Senna wins against Qiyana 5.80% less often than would be expected.
The average opponent winrate against Qiyana is 45.88%.


Ambessa
Nữ Tướng Chiến Tranh
Senna wins against Ambessa 46.53% of the time which is 3.57% lower against Ambessa than the average opponent.
After normalising both champions win rates Senna wins against Ambessa 8.87% less often than would be expected.
The average opponent winrate against Ambessa is 50.10%.


Jayce
Người Bảo Hộ Mai Sau
Senna wins against Jayce 47.06% of the time which is 1.83% lower against Jayce than the average opponent.
After normalising both champions win rates Senna wins against Jayce 7.13% less often than would be expected.
The average opponent winrate against Jayce is 48.89%.


Taliyah
Phù Thủy Đá
Senna wins against Taliyah 47.23% of the time which is 2.63% higher against Taliyah than the average opponent.
After normalising both champions win rates Senna wins against Taliyah 2.65% less often than would be expected.
The average opponent winrate against Taliyah is 44.60%.


Azir
Hoàng Đế Sa Mạc
Senna wins against Azir 47.64% of the time which is 1.34% lower against Azir than the average opponent.
After normalising both champions win rates Senna wins against Azir 6.64% less often than would be expected.
The average opponent winrate against Azir is 48.98%.


Ryze
Pháp Sư Cổ Ngữ
Senna wins against Ryze 48.03% of the time which is 0.01% lower against Ryze than the average opponent.
After normalising both champions win rates Senna wins against Ryze 5.31% less often than would be expected.
The average opponent winrate against Ryze is 48.04%.


Diana
Vầng Trăng Ai Oán
Senna wins against Diana 48.04% of the time which is 0.93% higher against Diana than the average opponent.
After normalising both champions win rates Senna wins against Diana 4.37% less often than would be expected.
The average opponent winrate against Diana is 47.11%.


Lux
Tiểu Thư Ánh Sáng
Senna wins against Lux 48.81% of the time which is 0.91% higher against Lux than the average opponent.
After normalising both champions win rates Senna wins against Lux 4.39% less often than would be expected.
The average opponent winrate against Lux is 47.90%.


Akshan
Vệ Binh Ranh Mãnh
Senna wins against Akshan 48.83% of the time which is 3.61% higher against Akshan than the average opponent.
After normalising both champions win rates Senna wins against Akshan 1.68% less often than would be expected.
The average opponent winrate against Akshan is 45.22%.


Zoe
Bậc Thầy Biến Ảo
Senna wins against Zoe 50.44% of the time which is 4.95% higher against Zoe than the average opponent.
After normalising both champions win rates Senna wins against Zoe 0.34% less often than would be expected.
The average opponent winrate against Zoe is 45.49%.


Katarina
Ác Kiếm
Senna wins against Katarina 50.49% of the time which is 4.33% higher against Katarina than the average opponent.
After normalising both champions win rates Senna wins against Katarina 0.96% less often than would be expected.
The average opponent winrate against Katarina is 46.16%.


Corki
Phi Công Quả Cảm
Senna wins against Corki 50.70% of the time which is 1.24% higher against Corki than the average opponent.
After normalising both champions win rates Senna wins against Corki 4.06% less often than would be expected.
The average opponent winrate against Corki is 49.46%.


Xerath
Pháp Sư Thăng Hoa
Senna wins against Xerath 50.75% of the time which is 3.36% higher against Xerath than the average opponent.
After normalising both champions win rates Senna wins against Xerath 1.94% less often than would be expected.
The average opponent winrate against Xerath is 47.39%.


Karma
Kẻ Được Khai Sáng
Senna wins against Karma 50.89% of the time which is 2.73% higher against Karma than the average opponent.
After normalising both champions win rates Senna wins against Karma 2.57% less often than would be expected.
The average opponent winrate against Karma is 48.16%.


Ekko
Cậu Bé Đảo Lộn Thời Gian
Senna wins against Ekko 51.46% of the time which is 5.03% higher against Ekko than the average opponent.
After normalising both champions win rates Senna wins against Ekko 0.27% less often than would be expected.
The average opponent winrate against Ekko is 46.43%.


Veigar
Bậc Thầy Tiểu Quỷ
Senna wins against Veigar 51.85% of the time which is 4.87% higher against Veigar than the average opponent.
After normalising both champions win rates Senna wins against Veigar 0.43% less often than would be expected.
The average opponent winrate against Veigar is 46.98%.


Orianna
Quý Cô Dây Cót
Senna wins against Orianna 51.91% of the time which is 5.61% higher against Orianna than the average opponent.
After normalising both champions win rates Senna wins against Orianna 0.31% more often than would be expected.
The average opponent winrate against Orianna is 46.30%.


Yasuo
Kẻ Bất Dung Thứ
Senna wins against Yasuo 51.93% of the time which is 4.87% higher against Yasuo than the average opponent.
After normalising both champions win rates Senna wins against Yasuo 0.43% less often than would be expected.
The average opponent winrate against Yasuo is 47.06%.


Twisted Fate
Thần Bài
Senna wins against Twisted Fate 52.08% of the time which is 4.04% higher against Twisted Fate than the average opponent.
After normalising both champions win rates Senna wins against Twisted Fate 1.26% less often than would be expected.
The average opponent winrate against Twisted Fate is 48.04%.


Viktor
Sứ Giả Của Arcane
Senna wins against Viktor 52.13% of the time which is 4.18% higher against Viktor than the average opponent.
After normalising both champions win rates Senna wins against Viktor 1.12% less often than would be expected.
The average opponent winrate against Viktor is 47.95%.


Ahri
Hồ Ly Chín Đuôi
Senna wins against Ahri 52.32% of the time which is 6.26% higher against Ahri than the average opponent.
After normalising both champions win rates Senna wins against Ahri 0.97% more often than would be expected.
The average opponent winrate against Ahri is 46.06%.


Malzahar
Tiên Tri Hư Không
Senna wins against Malzahar 52.54% of the time which is 5.11% higher against Malzahar than the average opponent.
After normalising both champions win rates Senna wins against Malzahar 0.19% less often than would be expected.
The average opponent winrate against Malzahar is 47.43%.


Vladimir
Thần Chết Đỏ
Senna wins against Vladimir 52.63% of the time which is 6.34% higher against Vladimir than the average opponent.
After normalising both champions win rates Senna wins against Vladimir 1.04% more often than would be expected.
The average opponent winrate against Vladimir is 46.29%.


Talon
Sát Thủ Bóng Đêm
Senna wins against Talon 52.66% of the time which is 7.43% higher against Talon than the average opponent.
After normalising both champions win rates Senna wins against Talon 2.14% more often than would be expected.
The average opponent winrate against Talon is 45.23%.


Akali
Sát Thủ Đơn Độc
Senna wins against Akali 53.02% of the time which is 4.91% higher against Akali than the average opponent.
After normalising both champions win rates Senna wins against Akali 0.39% less often than would be expected.
The average opponent winrate against Akali is 48.11%.


Aurelion Sol
Ác Long Thượng Giới
Senna wins against Aurelion Sol 53.85% of the time which is 6.34% higher against Aurelion Sol than the average opponent.
After normalising both champions win rates Senna wins against Aurelion Sol 1.04% more often than would be expected.
The average opponent winrate against Aurelion Sol is 47.51%.


Lissandra
Mụ Phù Thủy Băng
Senna wins against Lissandra 54.14% of the time which is 9.53% higher against Lissandra than the average opponent.
After normalising both champions win rates Senna wins against Lissandra 4.25% more often than would be expected.
The average opponent winrate against Lissandra is 44.61%.


Aurora
Phù Thủy Giữa Hai Thế Giới
Senna wins against Aurora 54.30% of the time which is 6.07% higher against Aurora than the average opponent.
After normalising both champions win rates Senna wins against Aurora 0.77% more often than would be expected.
The average opponent winrate against Aurora is 48.23%.


Sylas
Kẻ Phá Xiềng
Senna wins against Sylas 54.34% of the time which is 6.42% higher against Sylas than the average opponent.
After normalising both champions win rates Senna wins against Sylas 1.12% more often than would be expected.
The average opponent winrate against Sylas is 47.92%.


Mel
Ảnh Chiếu Của Tâm Hồn
Senna wins against Mel 54.43% of the time which is 2.25% higher against Mel than the average opponent.
After normalising both champions win rates Senna wins against Mel 3.04% less often than would be expected.
The average opponent winrate against Mel is 52.18%.


LeBlanc
Kẻ Lừa Đảo
Senna wins against LeBlanc 54.72% of the time which is 7.27% higher against LeBlanc than the average opponent.
After normalising both champions win rates Senna wins against LeBlanc 1.97% more often than would be expected.
The average opponent winrate against LeBlanc is 47.45%.


Galio
Vệ Thần Khổng Lồ
Senna wins against Galio 55.14% of the time which is 8.44% higher against Galio than the average opponent.
After normalising both champions win rates Senna wins against Galio 3.14% more often than would be expected.
The average opponent winrate against Galio is 46.70%.


Zed
Chúa Tể Bóng Tối
Senna wins against Zed 55.24% of the time which is 6.60% higher against Zed than the average opponent.
After normalising both champions win rates Senna wins against Zed 1.30% more often than would be expected.
The average opponent winrate against Zed is 48.64%.


Kassadin
Lữ Khách Hư Không
Senna wins against Kassadin 55.38% of the time which is 7.35% higher against Kassadin than the average opponent.
After normalising both champions win rates Senna wins against Kassadin 2.05% more often than would be expected.
The average opponent winrate against Kassadin is 48.03%.


Syndra
Nữ Chúa Bóng Tối
Senna wins against Syndra 55.56% of the time which is 8.83% higher against Syndra than the average opponent.
After normalising both champions win rates Senna wins against Syndra 3.53% more often than would be expected.
The average opponent winrate against Syndra is 46.73%.


Irelia
Vũ Kiếm Sư
Senna wins against Irelia 55.70% of the time which is 8.30% higher against Irelia than the average opponent.
After normalising both champions win rates Senna wins against Irelia 3.00% more often than would be expected.
The average opponent winrate against Irelia is 47.40%.


Vex
Pháp Sư Khó Chịu
Senna wins against Vex 56.10% of the time which is 13.09% higher against Vex than the average opponent.
After normalising both champions win rates Senna wins against Vex 7.82% more often than would be expected.
The average opponent winrate against Vex is 43.01%.


Cho'Gath
Quái Vật Hư Không
Senna wins against Cho'Gath 56.25% of the time which is 12.23% higher against Cho'Gath than the average opponent.
After normalising both champions win rates Senna wins against Cho'Gath 6.95% more often than would be expected.
The average opponent winrate against Cho'Gath is 44.02%.


Yone
Kẻ Về Từ Cõi Chết
Senna wins against Yone 56.54% of the time which is 7.04% higher against Yone than the average opponent.
After normalising both champions win rates Senna wins against Yone 1.74% more often than would be expected.
The average opponent winrate against Yone is 49.50%.


Anivia
Phượng Hoàng Băng
Senna wins against Anivia 56.95% of the time which is 12.04% higher against Anivia than the average opponent.
After normalising both champions win rates Senna wins against Anivia 6.75% more often than would be expected.
The average opponent winrate against Anivia is 44.91%.


Fizz
Chú Cá Tinh Nghịch
Senna wins against Fizz 57.27% of the time which is 9.78% higher against Fizz than the average opponent.
After normalising both champions win rates Senna wins against Fizz 4.48% more often than would be expected.
The average opponent winrate against Fizz is 47.49%.


Hwei
Họa Sĩ Vạn Cảnh
Senna wins against Hwei 57.79% of the time which is 9.78% higher against Hwei than the average opponent.
After normalising both champions win rates Senna wins against Hwei 4.48% more often than would be expected.
The average opponent winrate against Hwei is 48.01%.


Cassiopeia
Xà Nữ
Senna wins against Cassiopeia 58.72% of the time which is 14.01% higher against Cassiopeia than the average opponent.
After normalising both champions win rates Senna wins against Cassiopeia 8.72% more often than would be expected.
The average opponent winrate against Cassiopeia is 44.71%.