

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: 5,131,579
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 15.9 is the strongest counter to middle champions of Kassadin, Twisted Fate & Sylas. While Senna support is countered most by middle champions of Kayle, Vel'Koz & Cassiopeia. Below is a detailed breakdown of Senna support counters against middle champions with a minimum of 100 games.


Kayle
la Justiciera
Senna wins against Kayle 38.46% of the time which is 8.36% lower against Kayle than the average opponent.
After normalising both champions win rates Senna wins against Kayle 9.72% less often than would be expected.
The average opponent winrate against Kayle is 46.82%.


Vel'Koz
el Ojo del Vacío
Senna wins against Vel'Koz 39.57% of the time which is 7.16% lower against Vel'Koz than the average opponent.
After normalising both champions win rates Senna wins against Vel'Koz 8.52% less often than would be expected.
The average opponent winrate against Vel'Koz is 46.73%.


Cassiopeia
el Abrazo de la Serpiente
Senna wins against Cassiopeia 41.94% of the time which is 5.46% lower against Cassiopeia than the average opponent.
After normalising both champions win rates Senna wins against Cassiopeia 6.82% less often than would be expected.
The average opponent winrate against Cassiopeia is 47.40%.


Vex
la Tristóloga
Senna wins against Vex 44.85% of the time which is 2.63% lower against Vex than the average opponent.
After normalising both champions win rates Senna wins against Vex 3.99% less often than would be expected.
The average opponent winrate against Vex is 47.48%.


Corki
el Bombardero Osado
Senna wins against Corki 45.10% of the time which is 6.67% lower against Corki than the average opponent.
After normalising both champions win rates Senna wins against Corki 8.03% less often than would be expected.
The average opponent winrate against Corki is 51.77%.


Katarina
la Daga Siniestra
Senna wins against Katarina 46.23% of the time which is 2.18% lower against Katarina than the average opponent.
After normalising both champions win rates Senna wins against Katarina 3.54% less often than would be expected.
The average opponent winrate against Katarina is 48.41%.


Akshan
el Centinela Rebelde
Senna wins against Akshan 46.80% of the time which is 1.83% lower against Akshan than the average opponent.
After normalising both champions win rates Senna wins against Akshan 3.19% less often than would be expected.
The average opponent winrate against Akshan is 48.63%.


Ryze
el Mago Rúnico
Senna wins against Ryze 47.22% of the time which is 2.57% lower against Ryze than the average opponent.
After normalising both champions win rates Senna wins against Ryze 3.93% less often than would be expected.
The average opponent winrate against Ryze is 49.79%.


Zoe
el Aspecto del Crepúsculo
Senna wins against Zoe 48.33% of the time which is 0.48% higher against Zoe than the average opponent.
After normalising both champions win rates Senna wins against Zoe 0.88% less often than would be expected.
The average opponent winrate against Zoe is 47.85%.


Ahri
la Vastaya de Nueve Colas
Senna wins against Ahri 48.53% of the time which is 0.37% lower against Ahri than the average opponent.
After normalising both champions win rates Senna wins against Ahri 1.73% less often than would be expected.
The average opponent winrate against Ahri is 48.90%.


Xerath
el Mago Ascendente
Senna wins against Xerath 48.55% of the time which is 0.60% higher against Xerath than the average opponent.
After normalising both champions win rates Senna wins against Xerath 0.76% less often than would be expected.
The average opponent winrate against Xerath is 47.95%.


Galio
el Coloso
Senna wins against Galio 48.61% of the time which is 0.52% higher against Galio than the average opponent.
After normalising both champions win rates Senna wins against Galio 0.84% less often than would be expected.
The average opponent winrate against Galio is 48.09%.


Yasuo
el Imperdonable
Senna wins against Yasuo 48.87% of the time which is 0.61% lower against Yasuo than the average opponent.
After normalising both champions win rates Senna wins against Yasuo 1.97% less often than would be expected.
The average opponent winrate against Yasuo is 49.48%.


Lux
la Dama Luminosa
Senna wins against Lux 49.17% of the time which is 0.95% higher against Lux than the average opponent.
After normalising both champions win rates Senna wins against Lux 0.41% less often than would be expected.
The average opponent winrate against Lux is 48.22%.


Talon
la Sombra de la Navaja
Senna wins against Talon 49.45% of the time which is 0.98% higher against Talon than the average opponent.
After normalising both champions win rates Senna wins against Talon 0.38% less often than would be expected.
The average opponent winrate against Talon is 48.47%.


Qiyana
La Emperatriz de los Elementos
Senna wins against Qiyana 49.50% of the time which is 0.46% higher against Qiyana than the average opponent.
After normalising both champions win rates Senna wins against Qiyana 0.90% less often than would be expected.
The average opponent winrate against Qiyana is 49.04%.


Hwei
el Visionario
Senna wins against Hwei 49.77% of the time which is 0.66% higher against Hwei than the average opponent.
After normalising both champions win rates Senna wins against Hwei 0.70% less often than would be expected.
The average opponent winrate against Hwei is 49.11%.


Lissandra
la Bruja de Hielo
Senna wins against Lissandra 50.00% of the time which is 1.79% higher against Lissandra than the average opponent.
After normalising both champions win rates Senna wins against Lissandra 0.43% more often than would be expected.
The average opponent winrate against Lissandra is 48.21%.


Fizz
el Bromista de las Mareas
Senna wins against Fizz 50.00% of the time which is 1.77% higher against Fizz than the average opponent.
After normalising both champions win rates Senna wins against Fizz 0.41% more often than would be expected.
The average opponent winrate against Fizz is 48.23%.


Azir
el Emperador de las Arenas
Senna wins against Azir 50.11% of the time which is 0.04% lower against Azir than the average opponent.
After normalising both champions win rates Senna wins against Azir 1.40% less often than would be expected.
The average opponent winrate against Azir is 50.15%.


Anivia
la Criofénix
Senna wins against Anivia 50.18% of the time which is 2.85% higher against Anivia than the average opponent.
After normalising both champions win rates Senna wins against Anivia 1.49% more often than would be expected.
The average opponent winrate against Anivia is 47.33%.


Vladimir
el Segador Carmesí
Senna wins against Vladimir 50.21% of the time which is 1.81% higher against Vladimir than the average opponent.
After normalising both champions win rates Senna wins against Vladimir 0.45% more often than would be expected.
The average opponent winrate against Vladimir is 48.40%.


Swain
el Gran General Noxiano
Senna wins against Swain 50.71% of the time which is 3.58% higher against Swain than the average opponent.
After normalising both champions win rates Senna wins against Swain 2.22% more often than would be expected.
The average opponent winrate against Swain is 47.13%.


Syndra
la Soberana Oscura
Senna wins against Syndra 50.73% of the time which is 1.44% higher against Syndra than the average opponent.
After normalising both champions win rates Senna wins against Syndra 0.08% more often than would be expected.
The average opponent winrate against Syndra is 49.29%.


Annie
la Hija de la Oscuridad
Senna wins against Annie 50.75% of the time which is 2.94% higher against Annie than the average opponent.
After normalising both champions win rates Senna wins against Annie 1.58% more often than would be expected.
The average opponent winrate against Annie is 47.81%.


Kennen
el Corazón de la Tempestad
Senna wins against Kennen 50.79% of the time which is 3.21% higher against Kennen than the average opponent.
After normalising both champions win rates Senna wins against Kennen 1.85% more often than would be expected.
The average opponent winrate against Kennen is 47.58%.


Akali
la Asesina Furtiva
Senna wins against Akali 50.84% of the time which is 1.38% higher against Akali than the average opponent.
After normalising both champions win rates Senna wins against Akali 0.02% more often than would be expected.
The average opponent winrate against Akali is 49.46%.


LeBlanc
la Maquiavélica
Senna wins against LeBlanc 50.87% of the time which is 0.79% higher against LeBlanc than the average opponent.
After normalising both champions win rates Senna wins against LeBlanc 0.57% less often than would be expected.
The average opponent winrate against LeBlanc is 50.08%.


Smolder
el Dragoncito Flamante
Senna wins against Smolder 50.98% of the time which is 3.00% lower against Smolder than the average opponent.
After normalising both champions win rates Senna wins against Smolder 4.36% less often than would be expected.
The average opponent winrate against Smolder is 53.98%.


Irelia
la Cuchilla Danzante
Senna wins against Irelia 51.24% of the time which is 1.77% higher against Irelia than the average opponent.
After normalising both champions win rates Senna wins against Irelia 0.41% more often than would be expected.
The average opponent winrate against Irelia is 49.47%.


Yone
el Imborrable
Senna wins against Yone 51.41% of the time which is 1.31% lower against Yone than the average opponent.
After normalising both champions win rates Senna wins against Yone 2.67% less often than would be expected.
The average opponent winrate against Yone is 52.72%.


Aurelion Sol
el Forjador de Estrellas
Senna wins against Aurelion Sol 51.69% of the time which is 2.38% higher against Aurelion Sol than the average opponent.
After normalising both champions win rates Senna wins against Aurelion Sol 1.02% more often than would be expected.
The average opponent winrate against Aurelion Sol is 49.31%.


Diana
el Desdén de la Luna
Senna wins against Diana 51.70% of the time which is 4.09% higher against Diana than the average opponent.
After normalising both champions win rates Senna wins against Diana 2.73% more often than would be expected.
The average opponent winrate against Diana is 47.61%.


Ekko
el Joven que Fragmentó el Tiempo
Senna wins against Ekko 51.86% of the time which is 3.50% higher against Ekko than the average opponent.
After normalising both champions win rates Senna wins against Ekko 2.14% more often than would be expected.
The average opponent winrate against Ekko is 48.36%.


Veigar
el Pequeño Maestro del Mal
Senna wins against Veigar 52.02% of the time which is 3.64% higher against Veigar than the average opponent.
After normalising both champions win rates Senna wins against Veigar 2.28% more often than would be expected.
The average opponent winrate against Veigar is 48.38%.


Mel
el Reflejo del Alma
Senna wins against Mel 52.17% of the time which is 1.68% higher against Mel than the average opponent.
After normalising both champions win rates Senna wins against Mel 0.32% more often than would be expected.
The average opponent winrate against Mel is 50.49%.


Orianna
la Doncella Mecánica
Senna wins against Orianna 52.22% of the time which is 2.95% higher against Orianna than the average opponent.
After normalising both champions win rates Senna wins against Orianna 1.59% more often than would be expected.
The average opponent winrate against Orianna is 49.27%.


Aurora
la Bruja entre Mundos
Senna wins against Aurora 52.23% of the time which is 0.99% higher against Aurora than the average opponent.
After normalising both champions win rates Senna wins against Aurora 0.37% less often than would be expected.
The average opponent winrate against Aurora is 51.24%.


Zed
el Maestro de las Sombras
Senna wins against Zed 53.33% of the time which is 4.21% higher against Zed than the average opponent.
After normalising both champions win rates Senna wins against Zed 2.85% more often than would be expected.
The average opponent winrate against Zed is 49.12%.


Naafiri
la Sabueso de las Cien Mordidas
Senna wins against Naafiri 53.64% of the time which is 7.35% higher against Naafiri than the average opponent.
After normalising both champions win rates Senna wins against Naafiri 5.99% more often than would be expected.
The average opponent winrate against Naafiri is 46.29%.


Viktor
El Heraldo de lo Arcano
Senna wins against Viktor 53.70% of the time which is 3.73% higher against Viktor than the average opponent.
After normalising both champions win rates Senna wins against Viktor 2.37% more often than would be expected.
The average opponent winrate against Viktor is 49.97%.


Taliyah
la Tejedora de Piedra
Senna wins against Taliyah 53.98% of the time which is 5.49% higher against Taliyah than the average opponent.
After normalising both champions win rates Senna wins against Taliyah 4.13% more often than would be expected.
The average opponent winrate against Taliyah is 48.49%.


Jayce
el Defensor del Mañana
Senna wins against Jayce 54.20% of the time which is 3.20% higher against Jayce than the average opponent.
After normalising both champions win rates Senna wins against Jayce 1.84% more often than would be expected.
The average opponent winrate against Jayce is 51.00%.


Cho'Gath
el Terror del Vacío
Senna wins against Cho'Gath 54.21% of the time which is 7.88% higher against Cho'Gath than the average opponent.
After normalising both champions win rates Senna wins against Cho'Gath 6.52% more often than would be expected.
The average opponent winrate against Cho'Gath is 46.33%.


Malzahar
el Profeta del Vacío
Senna wins against Malzahar 54.33% of the time which is 6.02% higher against Malzahar than the average opponent.
After normalising both champions win rates Senna wins against Malzahar 4.66% more often than would be expected.
The average opponent winrate against Malzahar is 48.31%.


Sylas
el Usurpador
Senna wins against Sylas 54.37% of the time which is 4.34% higher against Sylas than the average opponent.
After normalising both champions win rates Senna wins against Sylas 2.98% more often than would be expected.
The average opponent winrate against Sylas is 50.03%.


Twisted Fate
el Maestro de las Cartas
Senna wins against Twisted Fate 54.52% of the time which is 3.52% higher against Twisted Fate than the average opponent.
After normalising both champions win rates Senna wins against Twisted Fate 2.16% more often than would be expected.
The average opponent winrate against Twisted Fate is 51.00%.


Kassadin
el Caminante del Vacío
Senna wins against Kassadin 54.89% of the time which is 5.15% higher against Kassadin than the average opponent.
After normalising both champions win rates Senna wins against Kassadin 3.79% more often than would be expected.
The average opponent winrate against Kassadin is 49.74%.