

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: 6,454,188
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 jungle Counters
Senna support on Patch 15.16 is the strongest counter to jungle champions of Hecarim, Nidalee & Naafiri. While Senna support is countered most by jungle champions of Mordekaiser, Master Yi & Volibear. Below is a detailed breakdown of Senna support counters against jungle champions with a minimum of 100 games.


Mordekaiser
Ác Quỷ Thiết Giáp
Senna wins against Mordekaiser 40.00% of the time which is 12.20% lower against Mordekaiser than the average opponent.
After normalising both champions win rates Senna wins against Mordekaiser 1.68% less often than would be expected.
The average opponent winrate against Mordekaiser is 52.20%.


Volibear
Bão Tố Cuồng Nộ
Senna wins against Volibear 40.03% of the time which is 11.62% lower against Volibear than the average opponent.
After normalising both champions win rates Senna wins against Volibear 1.10% less often than would be expected.
The average opponent winrate against Volibear is 51.65%.


Master Yi
Kiếm Sư Wuju
Senna wins against Master Yi 40.03% of the time which is 12.33% lower against Master Yi than the average opponent.
After normalising both champions win rates Senna wins against Master Yi 1.81% less often than would be expected.
The average opponent winrate against Master Yi is 52.36%.


Ngộ Không
Hầu Vương
Senna wins against Ngộ Không 40.47% of the time which is 11.83% lower against Ngộ Không than the average opponent.
After normalising both champions win rates Senna wins against Ngộ Không 1.31% less often than would be expected.
The average opponent winrate against Ngộ Không is 52.30%.


Jax
Bậc Thầy Vũ Khí
Senna wins against Jax 40.84% of the time which is 11.23% lower against Jax than the average opponent.
After normalising both champions win rates Senna wins against Jax 0.71% less often than would be expected.
The average opponent winrate against Jax is 52.07%.


Amumu
Xác Ướp U Sầu
Senna wins against Amumu 41.02% of the time which is 10.63% lower against Amumu than the average opponent.
After normalising both champions win rates Senna wins against Amumu 0.11% less often than would be expected.
The average opponent winrate against Amumu is 51.65%.


Warwick
Quái Thú Sổng Chuồng
Senna wins against Warwick 41.04% of the time which is 10.70% lower against Warwick than the average opponent.
After normalising both champions win rates Senna wins against Warwick 0.18% less often than would be expected.
The average opponent winrate against Warwick is 51.74%.


Viego
Hắc Diệt Đế Vương
Senna wins against Viego 41.19% of the time which is 12.80% lower against Viego than the average opponent.
After normalising both champions win rates Senna wins against Viego 2.28% less often than would be expected.
The average opponent winrate against Viego is 53.99%.


Briar
Cơn Đói Vĩnh Hằng
Senna wins against Briar 41.30% of the time which is 9.80% lower against Briar than the average opponent.
After normalising both champions win rates Senna wins against Briar 0.71% more often than would be expected.
The average opponent winrate against Briar is 51.10%.


Evelynn
Yêu Nữ
Senna wins against Evelynn 41.49% of the time which is 15.58% lower against Evelynn than the average opponent.
After normalising both champions win rates Senna wins against Evelynn 5.09% less often than would be expected.
The average opponent winrate against Evelynn is 57.07%.


Teemo
Trinh Sát Nhanh Nhẹn
Senna wins against Teemo 41.60% of the time which is 10.57% lower against Teemo than the average opponent.
After normalising both champions win rates Senna wins against Teemo 0.05% less often than would be expected.
The average opponent winrate against Teemo is 52.17%.


Graves
Kẻ Ngoài Vòng Pháp Luật
Senna wins against Graves 42.06% of the time which is 12.34% lower against Graves than the average opponent.
After normalising both champions win rates Senna wins against Graves 1.82% less often than would be expected.
The average opponent winrate against Graves is 54.40%.


Elise
Nữ Hoàng Nhền Nhện
Senna wins against Elise 42.24% of the time which is 14.80% lower against Elise than the average opponent.
After normalising both champions win rates Senna wins against Elise 4.31% less often than would be expected.
The average opponent winrate against Elise is 57.04%.


Nocturne
Ác Mộng Vĩnh Cửu
Senna wins against Nocturne 42.72% of the time which is 11.64% lower against Nocturne than the average opponent.
After normalising both champions win rates Senna wins against Nocturne 1.12% less often than would be expected.
The average opponent winrate against Nocturne is 54.36%.


Shaco
Tên Hề Quỷ
Senna wins against Shaco 42.95% of the time which is 14.37% lower against Shaco than the average opponent.
After normalising both champions win rates Senna wins against Shaco 3.89% less often than would be expected.
The average opponent winrate against Shaco is 57.32%.


Trundle
Vua Quỉ Khổng Lồ
Senna wins against Trundle 43.11% of the time which is 9.29% lower against Trundle than the average opponent.
After normalising both champions win rates Senna wins against Trundle 1.23% more often than would be expected.
The average opponent winrate against Trundle is 52.40%.


Rammus
Tê Tê Gai
Senna wins against Rammus 43.20% of the time which is 8.98% lower against Rammus than the average opponent.
After normalising both champions win rates Senna wins against Rammus 1.54% more often than would be expected.
The average opponent winrate against Rammus is 52.18%.


Nautilus
Khổng Lồ Biển Sâu
Senna wins against Nautilus 43.21% of the time which is 12.87% lower against Nautilus than the average opponent.
After normalising both champions win rates Senna wins against Nautilus 2.37% less often than would be expected.
The average opponent winrate against Nautilus is 56.08%.


Nunu & Willump
Cậu Bé & Người Tuyết
Senna wins against Nunu & Willump 43.32% of the time which is 12.56% lower against Nunu & Willump than the average opponent.
After normalising both champions win rates Senna wins against Nunu & Willump 2.05% less often than would be expected.
The average opponent winrate against Nunu & Willump is 55.88%.


Sejuani
Cơn Thịnh Nộ Phương Bắc
Senna wins against Sejuani 43.80% of the time which is 10.58% lower against Sejuani than the average opponent.
After normalising both champions win rates Senna wins against Sejuani 0.06% less often than would be expected.
The average opponent winrate against Sejuani is 54.38%.


Kindred
Thợ Săn Vĩnh Hằng
Senna wins against Kindred 43.82% of the time which is 12.93% lower against Kindred than the average opponent.
After normalising both champions win rates Senna wins against Kindred 2.44% less often than would be expected.
The average opponent winrate against Kindred is 56.75%.


Kayn
Tử Thần Bóng Tối
Senna wins against Kayn 44.11% of the time which is 10.53% lower against Kayn than the average opponent.
After normalising both champions win rates Senna wins against Kayn 0.01% less often than would be expected.
The average opponent winrate against Kayn is 54.64%.


Talon
Sát Thủ Bóng Đêm
Senna wins against Talon 44.44% of the time which is 13.94% lower against Talon than the average opponent.
After normalising both champions win rates Senna wins against Talon 3.49% less often than would be expected.
The average opponent winrate against Talon is 58.38%.


Dr. Mundo
Cuồng Nhân Xứ Zaun
Senna wins against Dr. Mundo 44.44% of the time which is 7.61% lower against Dr. Mundo than the average opponent.
After normalising both champions win rates Senna wins against Dr. Mundo 2.91% more often than would be expected.
The average opponent winrate against Dr. Mundo is 52.05%.


Fiddlesticks
Nỗi Sợ Viễn Cổ
Senna wins against Fiddlesticks 44.49% of the time which is 10.57% lower against Fiddlesticks than the average opponent.
After normalising both champions win rates Senna wins against Fiddlesticks 0.05% less often than would be expected.
The average opponent winrate against Fiddlesticks is 55.06%.


Lillia
Nụ Hoa Bẽn Lẽn
Senna wins against Lillia 44.72% of the time which is 8.93% lower against Lillia than the average opponent.
After normalising both champions win rates Senna wins against Lillia 1.59% more often than would be expected.
The average opponent winrate against Lillia is 53.65%.


Kha'Zix
Sát Thủ Hư Không
Senna wins against Kha'Zix 44.90% of the time which is 11.97% lower against Kha'Zix than the average opponent.
After normalising both champions win rates Senna wins against Kha'Zix 1.48% less often than would be expected.
The average opponent winrate against Kha'Zix is 56.87%.


Sylas
Kẻ Phá Xiềng
Senna wins against Sylas 45.15% of the time which is 10.94% lower against Sylas than the average opponent.
After normalising both champions win rates Senna wins against Sylas 0.44% less often than would be expected.
The average opponent winrate against Sylas is 56.09%.


Jarvan IV
Biểu Tượng Của Demacia
Senna wins against Jarvan IV 45.21% of the time which is 8.58% lower against Jarvan IV than the average opponent.
After normalising both champions win rates Senna wins against Jarvan IV 1.94% more often than would be expected.
The average opponent winrate against Jarvan IV is 53.79%.


Tryndamere
Bá Vương Man Di
Senna wins against Tryndamere 45.27% of the time which is 8.69% lower against Tryndamere than the average opponent.
After normalising both champions win rates Senna wins against Tryndamere 1.83% more often than would be expected.
The average opponent winrate against Tryndamere is 53.96%.


Diana
Vầng Trăng Ai Oán
Senna wins against Diana 45.34% of the time which is 9.60% lower against Diana than the average opponent.
After normalising both champions win rates Senna wins against Diana 0.92% more often than would be expected.
The average opponent winrate against Diana is 54.94%.


Lee Sin
Thầy Tu Mù
Senna wins against Lee Sin 45.86% of the time which is 11.38% lower against Lee Sin than the average opponent.
After normalising both champions win rates Senna wins against Lee Sin 0.90% less often than would be expected.
The average opponent winrate against Lee Sin is 57.24%.


Rengar
Thú Săn Mồi Kiêu Hãnh
Senna wins against Rengar 45.97% of the time which is 16.07% lower against Rengar than the average opponent.
After normalising both champions win rates Senna wins against Rengar 5.75% less often than would be expected.
The average opponent winrate against Rengar is 62.04%.


Malphite
Mảnh Vỡ Thiên Thạch
Senna wins against Malphite 46.03% of the time which is 12.43% lower against Malphite than the average opponent.
After normalising both champions win rates Senna wins against Malphite 1.98% less often than would be expected.
The average opponent winrate against Malphite is 58.46%.


Qiyana
Nữ Hoàng Nguyên Tố
Senna wins against Qiyana 46.21% of the time which is 14.99% lower against Qiyana than the average opponent.
After normalising both champions win rates Senna wins against Qiyana 4.63% less often than would be expected.
The average opponent winrate against Qiyana is 61.20%.


Pantheon
Mũi Giáo Bất Diệt
Senna wins against Pantheon 46.29% of the time which is 9.45% lower against Pantheon than the average opponent.
After normalising both champions win rates Senna wins against Pantheon 1.06% more often than would be expected.
The average opponent winrate against Pantheon is 55.74%.


Xin Zhao
Tể Tướng Demacia
Senna wins against Xin Zhao 46.40% of the time which is 7.92% lower against Xin Zhao than the average opponent.
After normalising both champions win rates Senna wins against Xin Zhao 2.60% more often than would be expected.
The average opponent winrate against Xin Zhao is 54.32%.


Karthus
Tiếng Ru Tử Thần
Senna wins against Karthus 47.18% of the time which is 8.63% lower against Karthus than the average opponent.
After normalising both champions win rates Senna wins against Karthus 1.88% more often than would be expected.
The average opponent winrate against Karthus is 55.81%.


Udyr
Lữ Khách Tinh Linh
Senna wins against Udyr 47.24% of the time which is 9.66% lower against Udyr than the average opponent.
After normalising both champions win rates Senna wins against Udyr 0.83% more often than would be expected.
The average opponent winrate against Udyr is 56.90%.


Vi
Cảnh Binh Piltover
Senna wins against Vi 47.91% of the time which is 7.07% lower against Vi than the average opponent.
After normalising both champions win rates Senna wins against Vi 3.45% more often than would be expected.
The average opponent winrate against Vi is 54.98%.


Bel'Veth
Nữ Chúa Hư Không
Senna wins against Bel'Veth 48.39% of the time which is 7.20% lower against Bel'Veth than the average opponent.
After normalising both champions win rates Senna wins against Bel'Veth 3.31% more often than would be expected.
The average opponent winrate against Bel'Veth is 55.59%.


Nasus
Nhà Thông Thái Sa Mạc
Senna wins against Nasus 48.39% of the time which is 6.70% lower against Nasus than the average opponent.
After normalising both champions win rates Senna wins against Nasus 3.82% more often than would be expected.
The average opponent winrate against Nasus is 55.09%.


Shyvana
Long Nữ
Senna wins against Shyvana 48.44% of the time which is 5.26% lower against Shyvana than the average opponent.
After normalising both champions win rates Senna wins against Shyvana 5.26% more often than would be expected.
The average opponent winrate against Shyvana is 53.70%.


Zac
Vũ Khí Bí Mật
Senna wins against Zac 48.45% of the time which is 8.09% lower against Zac than the average opponent.
After normalising both champions win rates Senna wins against Zac 2.41% more often than would be expected.
The average opponent winrate against Zac is 56.54%.


Ekko
Cậu Bé Đảo Lộn Thời Gian
Senna wins against Ekko 48.64% of the time which is 6.57% lower against Ekko than the average opponent.
After normalising both champions win rates Senna wins against Ekko 3.94% more often than would be expected.
The average opponent winrate against Ekko is 55.21%.


Zed
Chúa Tể Bóng Tối
Senna wins against Zed 48.82% of the time which is 8.99% lower against Zed than the average opponent.
After normalising both champions win rates Senna wins against Zed 1.48% more often than would be expected.
The average opponent winrate against Zed is 57.81%.


Naafiri
Chó Săn Khát Máu
Senna wins against Naafiri 49.66% of the time which is 5.43% lower against Naafiri than the average opponent.
After normalising both champions win rates Senna wins against Naafiri 5.09% more often than would be expected.
The average opponent winrate against Naafiri is 55.09%.


Nidalee
Nữ Thợ Săn Hóa Thú
Senna wins against Nidalee 49.71% of the time which is 9.92% lower against Nidalee than the average opponent.
After normalising both champions win rates Senna wins against Nidalee 0.50% more often than would be expected.
The average opponent winrate against Nidalee is 59.63%.


Hecarim
Bóng Ma Chiến Tranh
Senna wins against Hecarim 56.32% of the time which is 1.86% lower against Hecarim than the average opponent.
After normalising both champions win rates Senna wins against Hecarim 8.60% more often than would be expected.
The average opponent winrate against Hecarim is 58.18%.