

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.
Diamond Champions Analysed: 1,930,961
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 15.17 is the strongest counter to middle champions of Ryze, Azir & Mel. While Senna bottom is countered most by middle champions of Sylas, Qiyana & Annie. Below is a detailed breakdown of Senna bottom counters against middle champions with a minimum of 100 games.


Sylas
el Desencadenado
Senna wins against Sylas 44.55% of the time which is 4.92% lower against Sylas than the average opponent.
After normalising both champions win rates Senna wins against Sylas 7.36% less often than would be expected.
The average opponent winrate against Sylas is 49.47%.


Qiyana
La Emperatriz de los Elementos
Senna wins against Qiyana 44.74% of the time which is 0.86% lower against Qiyana than the average opponent.
After normalising both champions win rates Senna wins against Qiyana 3.29% less often than would be expected.
The average opponent winrate against Qiyana is 45.60%.


Annie
La Hija de la Oscuridad
Senna wins against Annie 45.54% of the time which is 1.74% lower against Annie than the average opponent.
After normalising both champions win rates Senna wins against Annie 4.18% less often than would be expected.
The average opponent winrate against Annie is 47.28%.


Viktor
el Heraldo de lo Arcano
Senna wins against Viktor 48.32% of the time which is 2.12% lower against Viktor than the average opponent.
After normalising both champions win rates Senna wins against Viktor 4.56% less often than would be expected.
The average opponent winrate against Viktor is 50.44%.


Zoe
el Aspecto del Crepúsculo
Senna wins against Zoe 48.70% of the time which is 1.00% higher against Zoe than the average opponent.
After normalising both champions win rates Senna wins against Zoe 1.44% less often than would be expected.
The average opponent winrate against Zoe is 47.70%.


Galio
el Coloso
Senna wins against Galio 48.78% of the time which is 0.27% higher against Galio than the average opponent.
After normalising both champions win rates Senna wins against Galio 2.17% less often than would be expected.
The average opponent winrate against Galio is 48.51%.


Akali
la Asesina Sigilosa
Senna wins against Akali 48.99% of the time which is 0.38% lower against Akali than the average opponent.
After normalising both champions win rates Senna wins against Akali 2.82% less often than would be expected.
The average opponent winrate against Akali is 49.37%.


Diana
El Desdén de la Luna
Senna wins against Diana 49.56% of the time which is 1.84% higher against Diana than the average opponent.
After normalising both champions win rates Senna wins against Diana 0.60% less often than would be expected.
The average opponent winrate against Diana is 47.72%.


Zed
El Maestro de las Sombras
Senna wins against Zed 49.71% of the time which is 0.25% higher against Zed than the average opponent.
After normalising both champions win rates Senna wins against Zed 2.19% less often than would be expected.
The average opponent winrate against Zed is 49.46%.


Kassadin
El Caminante del Vacío
Senna wins against Kassadin 50.31% of the time which is 2.60% higher against Kassadin than the average opponent.
After normalising both champions win rates Senna wins against Kassadin 0.16% more often than would be expected.
The average opponent winrate against Kassadin is 47.71%.


Katarina
La Cuchilla Siniestra
Senna wins against Katarina 50.57% of the time which is 2.18% higher against Katarina than the average opponent.
After normalising both champions win rates Senna wins against Katarina 0.26% less often than would be expected.
The average opponent winrate against Katarina is 48.39%.


Vladimir
El Segador Carmesí
Senna wins against Vladimir 51.89% of the time which is 3.57% higher against Vladimir than the average opponent.
After normalising both champions win rates Senna wins against Vladimir 1.13% more often than would be expected.
The average opponent winrate against Vladimir is 48.32%.


Aurora
la Bruja entre Mundos
Senna wins against Aurora 52.59% of the time which is 1.68% higher against Aurora than the average opponent.
After normalising both champions win rates Senna wins against Aurora 0.76% less often than would be expected.
The average opponent winrate against Aurora is 50.91%.


Twisted Fate
El Maestro de las Cartas
Senna wins against Twisted Fate 52.63% of the time which is 4.76% higher against Twisted Fate than the average opponent.
After normalising both champions win rates Senna wins against Twisted Fate 2.32% more often than would be expected.
The average opponent winrate against Twisted Fate is 47.87%.


Yone
el Imperecedero
Senna wins against Yone 52.67% of the time which is 0.35% lower against Yone than the average opponent.
After normalising both champions win rates Senna wins against Yone 2.78% less often than would be expected.
The average opponent winrate against Yone is 53.02%.


Yasuo
La Espada sin Honor
Senna wins against Yasuo 52.67% of the time which is 2.45% higher against Yasuo than the average opponent.
After normalising both champions win rates Senna wins against Yasuo 0.01% more often than would be expected.
The average opponent winrate against Yasuo is 50.22%.


Ahri
La Mujer Zorro de nueve Colas
Senna wins against Ahri 53.50% of the time which is 2.86% higher against Ahri than the average opponent.
After normalising both champions win rates Senna wins against Ahri 0.42% more often than would be expected.
The average opponent winrate against Ahri is 50.64%.


Syndra
La Soberana Oscura
Senna wins against Syndra 53.66% of the time which is 4.51% higher against Syndra than the average opponent.
After normalising both champions win rates Senna wins against Syndra 2.07% more often than would be expected.
The average opponent winrate against Syndra is 49.15%.


LeBlanc
La Embaucadora
Senna wins against LeBlanc 54.25% of the time which is 5.87% higher against LeBlanc than the average opponent.
After normalising both champions win rates Senna wins against LeBlanc 3.43% more often than would be expected.
The average opponent winrate against LeBlanc is 48.38%.


Orianna
La Dama Mecánica
Senna wins against Orianna 54.37% of the time which is 4.39% higher against Orianna than the average opponent.
After normalising both champions win rates Senna wins against Orianna 1.95% more often than would be expected.
The average opponent winrate against Orianna is 49.98%.


Hwei
el Visionario
Senna wins against Hwei 54.61% of the time which is 4.17% higher against Hwei than the average opponent.
After normalising both champions win rates Senna wins against Hwei 1.73% more often than would be expected.
The average opponent winrate against Hwei is 50.44%.


Malzahar
El Profeta del Vacío
Senna wins against Malzahar 55.10% of the time which is 5.41% higher against Malzahar than the average opponent.
After normalising both champions win rates Senna wins against Malzahar 2.97% more often than would be expected.
The average opponent winrate against Malzahar is 49.69%.


Xerath
El Mago Ascendente
Senna wins against Xerath 57.66% of the time which is 9.63% higher against Xerath than the average opponent.
After normalising both champions win rates Senna wins against Xerath 7.19% more often than would be expected.
The average opponent winrate against Xerath is 48.03%.


Mel
el Reflejo del Alma
Senna wins against Mel 57.80% of the time which is 4.01% higher against Mel than the average opponent.
After normalising both champions win rates Senna wins against Mel 1.58% more often than would be expected.
The average opponent winrate against Mel is 53.79%.


Azir
El Emperador de las Arenas
Senna wins against Azir 58.16% of the time which is 7.07% higher against Azir than the average opponent.
After normalising both champions win rates Senna wins against Azir 4.63% more often than would be expected.
The average opponent winrate against Azir is 51.09%.


Ryze
El Hechicero Rúnico
Senna wins against Ryze 62.84% of the time which is 12.65% higher against Ryze than the average opponent.
After normalising both champions win rates Senna wins against Ryze 10.21% more often than would be expected.
The average opponent winrate against Ryze is 50.19%.