

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: 14,188,583
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 top Counters
Senna bottom on Patch 15.17 is the strongest counter to top champions of Xin Zhao, Kayn & Smolder. While Senna bottom is countered most by top champions of Olaf, Akali & Cassiopeia. Below is a detailed breakdown of Senna bottom counters against top champions with a minimum of 100 games.


Olaf
Chiến Binh Điên Cuồng
Senna wins against Olaf 44.81% of the time which is 2.23% lower against Olaf than the average opponent.
After normalising both champions win rates Senna wins against Olaf 5.30% less often than would be expected.
The average opponent winrate against Olaf is 47.04%.


Akali
Sát Thủ Đơn Độc
Senna wins against Akali 46.27% of the time which is 2.46% lower against Akali than the average opponent.
After normalising both champions win rates Senna wins against Akali 5.53% less often than would be expected.
The average opponent winrate against Akali is 48.73%.


Cassiopeia
Xà Nữ
Senna wins against Cassiopeia 46.71% of the time which is 0.32% lower against Cassiopeia than the average opponent.
After normalising both champions win rates Senna wins against Cassiopeia 3.39% less often than would be expected.
The average opponent winrate against Cassiopeia is 47.03%.


Udyr
Lữ Khách Tinh Linh
Senna wins against Udyr 46.76% of the time which is 4.02% lower against Udyr than the average opponent.
After normalising both champions win rates Senna wins against Udyr 7.09% less often than would be expected.
The average opponent winrate against Udyr is 50.78%.


Warwick
Quái Thú Sổng Chuồng
Senna wins against Warwick 48.05% of the time which is 1.47% higher against Warwick than the average opponent.
After normalising both champions win rates Senna wins against Warwick 1.60% less often than would be expected.
The average opponent winrate against Warwick is 46.58%.


Heimerdinger
Nhà Phát Minh Lỗi Lạc
Senna wins against Heimerdinger 48.09% of the time which is 0.92% higher against Heimerdinger than the average opponent.
After normalising both champions win rates Senna wins against Heimerdinger 2.15% less often than would be expected.
The average opponent winrate against Heimerdinger is 47.17%.


Volibear
Bão Tố Cuồng Nộ
Senna wins against Volibear 48.14% of the time which is 2.05% lower against Volibear than the average opponent.
After normalising both champions win rates Senna wins against Volibear 5.12% less often than would be expected.
The average opponent winrate against Volibear is 50.19%.


Singed
Dược Sĩ Điên
Senna wins against Singed 48.57% of the time which is 1.86% higher against Singed than the average opponent.
After normalising both champions win rates Senna wins against Singed 1.21% less often than would be expected.
The average opponent winrate against Singed is 46.71%.


Kayle
Thiên Thần Phán Quyết
Senna wins against Kayle 48.66% of the time which is 1.53% higher against Kayle than the average opponent.
After normalising both champions win rates Senna wins against Kayle 1.54% less often than would be expected.
The average opponent winrate against Kayle is 47.13%.


Ryze
Pháp Sư Cổ Ngữ
Senna wins against Ryze 49.17% of the time which is 0.42% higher against Ryze than the average opponent.
After normalising both champions win rates Senna wins against Ryze 2.65% less often than would be expected.
The average opponent winrate against Ryze is 48.75%.


Lee Sin
Thầy Tu Mù
Senna wins against Lee Sin 49.19% of the time which is 4.27% lower against Lee Sin than the average opponent.
After normalising both champions win rates Senna wins against Lee Sin 7.32% less often than would be expected.
The average opponent winrate against Lee Sin is 53.46%.


Quinn
Đôi Cánh Demacia
Senna wins against Quinn 49.27% of the time which is 3.07% higher against Quinn than the average opponent.
After normalising both champions win rates Senna wins against Quinn 0.01% more often than would be expected.
The average opponent winrate against Quinn is 46.20%.


Riven
Kẻ Lưu Đày
Senna wins against Riven 49.88% of the time which is 2.14% higher against Riven than the average opponent.
After normalising both champions win rates Senna wins against Riven 0.93% less often than would be expected.
The average opponent winrate against Riven is 47.74%.


Illaoi
Nữ Tu Thủy Thần
Senna wins against Illaoi 49.88% of the time which is 1.08% higher against Illaoi than the average opponent.
After normalising both champions win rates Senna wins against Illaoi 1.99% less often than would be expected.
The average opponent winrate against Illaoi is 48.80%.


Tryndamere
Bá Vương Man Di
Senna wins against Tryndamere 49.91% of the time which is 1.36% higher against Tryndamere than the average opponent.
After normalising both champions win rates Senna wins against Tryndamere 1.71% less often than would be expected.
The average opponent winrate against Tryndamere is 48.55%.


Poppy
Người Giữ Búa
Senna wins against Poppy 50.34% of the time which is 2.81% higher against Poppy than the average opponent.
After normalising both champions win rates Senna wins against Poppy 0.26% less often than would be expected.
The average opponent winrate against Poppy is 47.53%.


Vladimir
Thần Chết Đỏ
Senna wins against Vladimir 50.47% of the time which is 1.97% higher against Vladimir than the average opponent.
After normalising both champions win rates Senna wins against Vladimir 1.10% less often than would be expected.
The average opponent winrate against Vladimir is 48.50%.


Pantheon
Mũi Giáo Bất Diệt
Senna wins against Pantheon 50.51% of the time which is 2.03% higher against Pantheon than the average opponent.
After normalising both champions win rates Senna wins against Pantheon 1.04% less often than would be expected.
The average opponent winrate against Pantheon is 48.48%.


Teemo
Trinh Sát Nhanh Nhẹn
Senna wins against Teemo 50.60% of the time which is 2.40% higher against Teemo than the average opponent.
After normalising both champions win rates Senna wins against Teemo 0.67% less often than would be expected.
The average opponent winrate against Teemo is 48.20%.


Malphite
Mảnh Vỡ Thiên Thạch
Senna wins against Malphite 50.70% of the time which is 3.51% higher against Malphite than the average opponent.
After normalising both champions win rates Senna wins against Malphite 0.44% more often than would be expected.
The average opponent winrate against Malphite is 47.19%.


Shen
Mắt Hoàng Hôn
Senna wins against Shen 50.73% of the time which is 3.10% higher against Shen than the average opponent.
After normalising both champions win rates Senna wins against Shen 0.03% more often than would be expected.
The average opponent winrate against Shen is 47.63%.


Sylas
Kẻ Phá Xiềng
Senna wins against Sylas 50.85% of the time which is 1.48% higher against Sylas than the average opponent.
After normalising both champions win rates Senna wins against Sylas 1.59% less often than would be expected.
The average opponent winrate against Sylas is 49.37%.


Fiora
Nữ Kiếm Sư
Senna wins against Fiora 50.87% of the time which is 2.52% higher against Fiora than the average opponent.
After normalising both champions win rates Senna wins against Fiora 0.55% less often than would be expected.
The average opponent winrate against Fiora is 48.35%.


Aurora
Phù Thủy Giữa Hai Thế Giới
Senna wins against Aurora 50.93% of the time which is 0.85% higher against Aurora than the average opponent.
After normalising both champions win rates Senna wins against Aurora 2.22% less often than would be expected.
The average opponent winrate against Aurora is 50.08%.


Jax
Bậc Thầy Vũ Khí
Senna wins against Jax 51.04% of the time which is 2.06% higher against Jax than the average opponent.
After normalising both champions win rates Senna wins against Jax 1.01% less often than would be expected.
The average opponent winrate against Jax is 48.98%.


Sett
Đại Ca
Senna wins against Sett 51.05% of the time which is 3.06% higher against Sett than the average opponent.
After normalising both champions win rates Senna wins against Sett 0.01% less often than would be expected.
The average opponent winrate against Sett is 47.99%.


Garen
Sức Mạnh Của Demacia
Senna wins against Garen 51.28% of the time which is 2.46% higher against Garen than the average opponent.
After normalising both champions win rates Senna wins against Garen 0.61% less often than would be expected.
The average opponent winrate against Garen is 48.82%.


Rumble
Hiểm Họa Cơ Khí
Senna wins against Rumble 51.71% of the time which is 2.54% higher against Rumble than the average opponent.
After normalising both champions win rates Senna wins against Rumble 0.53% less often than would be expected.
The average opponent winrate against Rumble is 49.17%.


Vayne
Thợ Săn Bóng Đêm
Senna wins against Vayne 51.76% of the time which is 3.45% higher against Vayne than the average opponent.
After normalising both champions win rates Senna wins against Vayne 0.38% more often than would be expected.
The average opponent winrate against Vayne is 48.31%.


Kennen
Trái Tim Sấm Sét
Senna wins against Kennen 51.85% of the time which is 3.88% higher against Kennen than the average opponent.
After normalising both champions win rates Senna wins against Kennen 0.81% more often than would be expected.
The average opponent winrate against Kennen is 47.97%.


Mordekaiser
Ác Quỷ Thiết Giáp
Senna wins against Mordekaiser 52.04% of the time which is 3.56% higher against Mordekaiser than the average opponent.
After normalising both champions win rates Senna wins against Mordekaiser 0.49% more often than would be expected.
The average opponent winrate against Mordekaiser is 48.48%.


K'Sante
Niềm Kiêu Hãnh của Nazumah
Senna wins against K'Sante 52.11% of the time which is 1.13% higher against K'Sante than the average opponent.
After normalising both champions win rates Senna wins against K'Sante 1.94% less often than would be expected.
The average opponent winrate against K'Sante is 50.98%.


Kled
Kị Sĩ Cáu Kỉnh
Senna wins against Kled 52.17% of the time which is 5.41% higher against Kled than the average opponent.
After normalising both champions win rates Senna wins against Kled 2.34% more often than would be expected.
The average opponent winrate against Kled is 46.76%.


Zac
Vũ Khí Bí Mật
Senna wins against Zac 52.17% of the time which is 4.98% higher against Zac than the average opponent.
After normalising both champions win rates Senna wins against Zac 1.91% more often than would be expected.
The average opponent winrate against Zac is 47.19%.


Camille
Bóng Thép
Senna wins against Camille 52.19% of the time which is 3.83% higher against Camille than the average opponent.
After normalising both champions win rates Senna wins against Camille 0.76% more often than would be expected.
The average opponent winrate against Camille is 48.36%.


Cho'Gath
Quái Vật Hư Không
Senna wins against Cho'Gath 52.23% of the time which is 4.17% higher against Cho'Gath than the average opponent.
After normalising both champions win rates Senna wins against Cho'Gath 1.10% more often than would be expected.
The average opponent winrate against Cho'Gath is 48.06%.


Yone
Kẻ Về Từ Cõi Chết
Senna wins against Yone 52.26% of the time which is 0.77% higher against Yone than the average opponent.
After normalising both champions win rates Senna wins against Yone 2.30% less often than would be expected.
The average opponent winrate against Yone is 51.49%.


Ambessa
Nữ Tướng Chiến Tranh
Senna wins against Ambessa 52.28% of the time which is 2.65% higher against Ambessa than the average opponent.
After normalising both champions win rates Senna wins against Ambessa 0.42% less often than would be expected.
The average opponent winrate against Ambessa is 49.63%.


Gangplank
Hiểm Họa Vùng Saltwater
Senna wins against Gangplank 52.34% of the time which is 2.31% higher against Gangplank than the average opponent.
After normalising both champions win rates Senna wins against Gangplank 0.76% less often than would be expected.
The average opponent winrate against Gangplank is 50.03%.


Urgot
Pháo Đài Di Động
Senna wins against Urgot 52.69% of the time which is 5.46% higher against Urgot than the average opponent.
After normalising both champions win rates Senna wins against Urgot 2.39% more often than would be expected.
The average opponent winrate against Urgot is 47.23%.


Dr. Mundo
Cuồng Nhân Xứ Zaun
Senna wins against Dr. Mundo 52.80% of the time which is 3.73% higher against Dr. Mundo than the average opponent.
After normalising both champions win rates Senna wins against Dr. Mundo 0.66% more often than would be expected.
The average opponent winrate against Dr. Mundo is 49.07%.


Irelia
Vũ Kiếm Sư
Senna wins against Irelia 53.14% of the time which is 5.05% higher against Irelia than the average opponent.
After normalising both champions win rates Senna wins against Irelia 1.98% more often than would be expected.
The average opponent winrate against Irelia is 48.09%.


Aatrox
Quỷ Kiếm Darkin
Senna wins against Aatrox 53.55% of the time which is 3.92% higher against Aatrox than the average opponent.
After normalising both champions win rates Senna wins against Aatrox 0.85% more often than would be expected.
The average opponent winrate against Aatrox is 49.63%.


Yorick
Kẻ Dẫn Dắt Linh Hồn
Senna wins against Yorick 53.55% of the time which is 3.97% higher against Yorick than the average opponent.
After normalising both champions win rates Senna wins against Yorick 0.90% more often than would be expected.
The average opponent winrate against Yorick is 49.58%.


Ornn
Ngọn Lửa Khởi Nguyên
Senna wins against Ornn 53.70% of the time which is 5.25% higher against Ornn than the average opponent.
After normalising both champions win rates Senna wins against Ornn 2.18% more often than would be expected.
The average opponent winrate against Ornn is 48.45%.


Sion
Chiến Binh Bất Tử
Senna wins against Sion 53.80% of the time which is 5.23% higher against Sion than the average opponent.
After normalising both champions win rates Senna wins against Sion 2.16% more often than would be expected.
The average opponent winrate against Sion is 48.57%.


Gnar
Mắt Xích Thượng Cổ
Senna wins against Gnar 53.94% of the time which is 4.57% higher against Gnar than the average opponent.
After normalising both champions win rates Senna wins against Gnar 1.50% more often than would be expected.
The average opponent winrate against Gnar is 49.37%.


Jayce
Người Bảo Hộ Mai Sau
Senna wins against Jayce 54.16% of the time which is 3.05% higher against Jayce than the average opponent.
After normalising both champions win rates Senna wins against Jayce 0.02% less often than would be expected.
The average opponent winrate against Jayce is 51.11%.


Trundle
Vua Quỉ Khổng Lồ
Senna wins against Trundle 54.17% of the time which is 2.19% higher against Trundle than the average opponent.
After normalising both champions win rates Senna wins against Trundle 0.87% less often than would be expected.
The average opponent winrate against Trundle is 51.98%.


Nasus
Nhà Thông Thái Sa Mạc
Senna wins against Nasus 54.18% of the time which is 5.38% higher against Nasus than the average opponent.
After normalising both champions win rates Senna wins against Nasus 2.31% more often than would be expected.
The average opponent winrate against Nasus is 48.80%.


Darius
Đại Tướng Noxus
Senna wins against Darius 54.21% of the time which is 5.12% higher against Darius than the average opponent.
After normalising both champions win rates Senna wins against Darius 2.05% more often than would be expected.
The average opponent winrate against Darius is 49.09%.


Viego
Hắc Diệt Đế Vương
Senna wins against Viego 54.31% of the time which is 0.64% higher against Viego than the average opponent.
After normalising both champions win rates Senna wins against Viego 2.41% less often than would be expected.
The average opponent winrate against Viego is 53.67%.


Renekton
Đồ Tể Sa Mạc
Senna wins against Renekton 54.52% of the time which is 5.03% higher against Renekton than the average opponent.
After normalising both champions win rates Senna wins against Renekton 1.96% more often than would be expected.
The average opponent winrate against Renekton is 49.49%.


Gragas
Gã Bợm Rượu
Senna wins against Gragas 54.82% of the time which is 5.80% higher against Gragas than the average opponent.
After normalising both champions win rates Senna wins against Gragas 2.73% more often than would be expected.
The average opponent winrate against Gragas is 49.02%.


Gwen
Búp Bê Ước Nguyện
Senna wins against Gwen 54.91% of the time which is 2.75% higher against Gwen than the average opponent.
After normalising both champions win rates Senna wins against Gwen 0.31% less often than would be expected.
The average opponent winrate against Gwen is 52.16%.


Varus
Mũi Tên Báo Thù
Senna wins against Varus 55.13% of the time which is 5.18% higher against Varus than the average opponent.
After normalising both champions win rates Senna wins against Varus 2.11% more often than would be expected.
The average opponent winrate against Varus is 49.95%.


Ngộ Không
Hầu Vương
Senna wins against Ngộ Không 55.93% of the time which is 6.53% higher against Ngộ Không than the average opponent.
After normalising both champions win rates Senna wins against Ngộ Không 3.46% more often than would be expected.
The average opponent winrate against Ngộ Không is 49.40%.


Yasuo
Kẻ Bất Dung Thứ
Senna wins against Yasuo 56.11% of the time which is 6.08% higher against Yasuo than the average opponent.
After normalising both champions win rates Senna wins against Yasuo 3.01% more often than would be expected.
The average opponent winrate against Yasuo is 50.03%.


Tahm Kench
Thủy Quái Đại Vương
Senna wins against Tahm Kench 56.18% of the time which is 7.01% higher against Tahm Kench than the average opponent.
After normalising both champions win rates Senna wins against Tahm Kench 3.94% more often than would be expected.
The average opponent winrate against Tahm Kench is 49.17%.


Smolder
Tiểu Hỏa Long
Senna wins against Smolder 56.20% of the time which is 3.34% higher against Smolder than the average opponent.
After normalising both champions win rates Senna wins against Smolder 0.28% more often than would be expected.
The average opponent winrate against Smolder is 52.86%.


Kayn
Tử Thần Bóng Tối
Senna wins against Kayn 56.48% of the time which is 4.00% higher against Kayn than the average opponent.
After normalising both champions win rates Senna wins against Kayn 0.94% more often than would be expected.
The average opponent winrate against Kayn is 52.48%.


Xin Zhao
Tể Tướng Demacia
Senna wins against Xin Zhao 59.00% of the time which is 4.85% higher against Xin Zhao than the average opponent.
After normalising both champions win rates Senna wins against Xin Zhao 1.80% more often than would be expected.
The average opponent winrate against Xin Zhao is 54.15%.