

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: 5,834,045
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 7 is the strongest counter to middle champions of Smolder, Yasuo & Akshan. While Senna bottom is countered most by middle champions of Swain, Anivia & Aurelion Sol. Below is a detailed breakdown of Senna bottom counters against middle champions with a minimum of 100 games.


Swain
el Gran General Noxiano
Senna wins against Swain 41.18% of the time which is 6.46% lower against Swain than the average opponent.
After normalising both champions win rates Senna wins against Swain 6.12% less often than would be expected.
The average opponent winrate against Swain is 47.64%.


Anivia
la Criofénix
Senna wins against Anivia 42.16% of the time which is 6.08% lower against Anivia than the average opponent.
After normalising both champions win rates Senna wins against Anivia 5.74% less often than would be expected.
The average opponent winrate against Anivia is 48.24%.


Aurelion Sol
el Forjador de Estrellas
Senna wins against Aurelion Sol 43.89% of the time which is 5.52% lower against Aurelion Sol than the average opponent.
After normalising both champions win rates Senna wins against Aurelion Sol 5.18% less often than would be expected.
The average opponent winrate against Aurelion Sol is 49.41%.


Fizz
el Bromista de las Mareas
Senna wins against Fizz 44.37% of the time which is 4.91% lower against Fizz than the average opponent.
After normalising both champions win rates Senna wins against Fizz 4.57% less often than would be expected.
The average opponent winrate against Fizz is 49.28%.


Qiyana
La Emperatriz de los Elementos
Senna wins against Qiyana 45.35% of the time which is 4.42% lower against Qiyana than the average opponent.
After normalising both champions win rates Senna wins against Qiyana 4.08% less often than would be expected.
The average opponent winrate against Qiyana is 49.77%.


LeBlanc
la Maquiavélica
Senna wins against LeBlanc 46.33% of the time which is 3.71% lower against LeBlanc than the average opponent.
After normalising both champions win rates Senna wins against LeBlanc 3.37% less often than would be expected.
The average opponent winrate against LeBlanc is 50.04%.


Irelia
la Cuchilla Danzante
Senna wins against Irelia 46.35% of the time which is 4.05% lower against Irelia than the average opponent.
After normalising both champions win rates Senna wins against Irelia 3.71% less often than would be expected.
The average opponent winrate against Irelia is 50.40%.


Zoe
el Aspecto del Crepúsculo
Senna wins against Zoe 46.95% of the time which is 1.51% lower against Zoe than the average opponent.
After normalising both champions win rates Senna wins against Zoe 1.17% less often than would be expected.
The average opponent winrate against Zoe is 48.46%.


Twisted Fate
el Maestro de las Cartas
Senna wins against Twisted Fate 47.21% of the time which is 2.34% lower against Twisted Fate than the average opponent.
After normalising both champions win rates Senna wins against Twisted Fate 2.00% less often than would be expected.
The average opponent winrate against Twisted Fate is 49.55%.


Katarina
la Daga Siniestra
Senna wins against Katarina 47.38% of the time which is 2.25% lower against Katarina than the average opponent.
After normalising both champions win rates Senna wins against Katarina 1.91% less often than would be expected.
The average opponent winrate against Katarina is 49.63%.


Xerath
el Mago Ascendente
Senna wins against Xerath 47.43% of the time which is 0.64% lower against Xerath than the average opponent.
After normalising both champions win rates Senna wins against Xerath 0.30% less often than would be expected.
The average opponent winrate against Xerath is 48.07%.


Annie
la Hija de la Oscuridad
Senna wins against Annie 47.70% of the time which is 1.28% lower 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 48.98%.


Veigar
el Pequeño Maestro del Mal
Senna wins against Veigar 47.97% of the time which is 1.78% lower against Veigar than the average opponent.
After normalising both champions win rates Senna wins against Veigar 1.44% less often than would be expected.
The average opponent winrate against Veigar is 49.75%.


Galio
el Coloso
Senna wins against Galio 47.98% of the time which is 0.84% lower against Galio than the average opponent.
After normalising both champions win rates Senna wins against Galio 0.50% less often than would be expected.
The average opponent winrate against Galio is 48.82%.


Ryze
el Mago Rúnico
Senna wins against Ryze 48.08% of the time which is 2.54% lower against Ryze than the average opponent.
After normalising both champions win rates Senna wins against Ryze 2.20% less often than would be expected.
The average opponent winrate against Ryze is 50.62%.


Akali
la Asesina Furtiva
Senna wins against Akali 48.09% of the time which is 1.90% lower against Akali than the average opponent.
After normalising both champions win rates Senna wins against Akali 1.56% less often than would be expected.
The average opponent winrate against Akali is 49.99%.


Ekko
el Joven que Fragmentó el Tiempo
Senna wins against Ekko 48.25% of the time which is 0.22% lower against Ekko than the average opponent.
After normalising both champions win rates Senna wins against Ekko 0.12% more often than would be expected.
The average opponent winrate against Ekko is 48.47%.


Vex
la Tristóloga
Senna wins against Vex 48.30% of the time which is 0.64% higher against Vex than the average opponent.
After normalising both champions win rates Senna wins against Vex 0.98% more often than would be expected.
The average opponent winrate against Vex is 47.66%.


Cassiopeia
el Abrazo de la Serpiente
Senna wins against Cassiopeia 48.31% of the time which is 0.57% lower against Cassiopeia than the average opponent.
After normalising both champions win rates Senna wins against Cassiopeia 0.23% less often than would be expected.
The average opponent winrate against Cassiopeia is 48.88%.


Ziggs
el Experto en Hexplosivos
Senna wins against Ziggs 49.02% of the time which is 1.16% lower against Ziggs than the average opponent.
After normalising both champions win rates Senna wins against Ziggs 0.82% less often than would be expected.
The average opponent winrate against Ziggs is 50.18%.


Ahri
la Vastaya de Nueve Colas
Senna wins against Ahri 49.54% of the time which is 1.04% lower against Ahri than the average opponent.
After normalising both champions win rates Senna wins against Ahri 0.70% less often than would be expected.
The average opponent winrate against Ahri is 50.58%.


Azir
el Emperador de las Arenas
Senna wins against Azir 49.62% of the time which is 2.25% lower against Azir than the average opponent.
After normalising both champions win rates Senna wins against Azir 1.91% less often than would be expected.
The average opponent winrate against Azir is 51.87%.


Hwei
el Visionario
Senna wins against Hwei 49.88% of the time which is 0.20% higher against Hwei than the average opponent.
After normalising both champions win rates Senna wins against Hwei 0.54% more often than would be expected.
The average opponent winrate against Hwei is 49.68%.


Kassadin
el Caminante del Vacío
Senna wins against Kassadin 50.00% of the time which is 0.00% lower against Kassadin than the average opponent.
After normalising both champions win rates Senna wins against Kassadin 0.34% more often than would be expected.
The average opponent winrate against Kassadin is 50.00%.


Zed
el Maestro de las Sombras
Senna wins against Zed 50.10% of the time which is 0.57% lower against Zed than the average opponent.
After normalising both champions win rates Senna wins against Zed 0.23% less often than would be expected.
The average opponent winrate against Zed is 50.67%.


Aurora
la Bruja entre Mundos
Senna wins against Aurora 50.12% of the time which is 0.65% lower against Aurora than the average opponent.
After normalising both champions win rates Senna wins against Aurora 0.31% less often than would be expected.
The average opponent winrate against Aurora is 50.77%.


Syndra
la Soberana Oscura
Senna wins against Syndra 50.31% of the time which is 0.36% higher against Syndra than the average opponent.
After normalising both champions win rates Senna wins against Syndra 0.70% more often than would be expected.
The average opponent winrate against Syndra is 49.95%.


Viktor
El Heraldo de lo Arcano
Senna wins against Viktor 50.52% of the time which is 0.38% lower against Viktor than the average opponent.
After normalising both champions win rates Senna wins against Viktor 0.04% less often than would be expected.
The average opponent winrate against Viktor is 50.90%.


Malzahar
el Profeta del Vacío
Senna wins against Malzahar 50.66% of the time which is 1.82% higher against Malzahar than the average opponent.
After normalising both champions win rates Senna wins against Malzahar 2.16% more often than would be expected.
The average opponent winrate against Malzahar is 48.84%.


Lissandra
la Bruja de Hielo
Senna wins against Lissandra 50.82% of the time which is 2.35% higher against Lissandra than the average opponent.
After normalising both champions win rates Senna wins against Lissandra 2.69% more often than would be expected.
The average opponent winrate against Lissandra is 48.47%.


Vladimir
el Segador Carmesí
Senna wins against Vladimir 50.83% of the time which is 1.23% higher against Vladimir than the average opponent.
After normalising both champions win rates Senna wins against Vladimir 1.57% more often than would be expected.
The average opponent winrate against Vladimir is 49.60%.


Orianna
la Doncella Mecánica
Senna wins against Orianna 50.88% of the time which is 0.20% higher against Orianna than the average opponent.
After normalising both champions win rates Senna wins against Orianna 0.54% more often than would be expected.
The average opponent winrate against Orianna is 50.68%.


Lux
la Dama Luminosa
Senna wins against Lux 50.95% of the time which is 2.12% higher against Lux than the average opponent.
After normalising both champions win rates Senna wins against Lux 2.46% more often than would be expected.
The average opponent winrate against Lux is 48.83%.


Yone
el Imborrable
Senna wins against Yone 51.20% of the time which is 2.32% lower against Yone than the average opponent.
After normalising both champions win rates Senna wins against Yone 1.98% less often than would be expected.
The average opponent winrate against Yone is 53.52%.


Kayle
la Justiciera
Senna wins against Kayle 51.35% of the time which is 2.70% higher against Kayle than the average opponent.
After normalising both champions win rates Senna wins against Kayle 3.04% more often than would be expected.
The average opponent winrate against Kayle is 48.65%.


Taliyah
la Tejedora de Piedra
Senna wins against Taliyah 51.53% of the time which is 0.63% higher against Taliyah than the average opponent.
After normalising both champions win rates Senna wins against Taliyah 0.97% more often than would be expected.
The average opponent winrate against Taliyah is 50.90%.


Talon
la Sombra de la Navaja
Senna wins against Talon 51.61% of the time which is 2.30% higher against Talon than the average opponent.
After normalising both champions win rates Senna wins against Talon 2.64% more often than would be expected.
The average opponent winrate against Talon is 49.31%.


Mel
el Reflejo del Alma
Senna wins against Mel 52.28% of the time which is 0.58% lower against Mel than the average opponent.
After normalising both champions win rates Senna wins against Mel 0.24% less often than would be expected.
The average opponent winrate against Mel is 52.86%.


Diana
el Desdén de la Luna
Senna wins against Diana 52.56% of the time which is 4.47% higher against Diana than the average opponent.
After normalising both champions win rates Senna wins against Diana 4.81% more often than would be expected.
The average opponent winrate against Diana is 48.09%.


Sylas
el Usurpador
Senna wins against Sylas 52.97% of the time which is 2.33% higher against Sylas than the average opponent.
After normalising both champions win rates Senna wins against Sylas 2.67% more often than would be expected.
The average opponent winrate against Sylas is 50.64%.


Corki
el Bombardero Osado
Senna wins against Corki 53.85% of the time which is 0.35% higher against Corki than the average opponent.
After normalising both champions win rates Senna wins against Corki 0.69% more often than would be expected.
The average opponent winrate against Corki is 53.50%.


Akshan
el Centinela Rebelde
Senna wins against Akshan 55.09% of the time which is 5.58% higher against Akshan than the average opponent.
After normalising both champions win rates Senna wins against Akshan 5.92% more often than would be expected.
The average opponent winrate against Akshan is 49.51%.


Yasuo
el Imperdonable
Senna wins against Yasuo 55.21% of the time which is 4.33% higher against Yasuo than the average opponent.
After normalising both champions win rates Senna wins against Yasuo 4.67% more often than would be expected.
The average opponent winrate against Yasuo is 50.88%.


Smolder
el Dragoncito Flamante
Senna wins against Smolder 57.04% of the time which is 2.65% higher against Smolder than the average opponent.
After normalising both champions win rates Senna wins against Smolder 2.99% more often than would be expected.
The average opponent winrate against Smolder is 54.39%.