

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: 8,631,648
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 support Counters
Senna support on Patch 15.17 is the strongest counter to support champions of Mel, Sylas & Poppy. While Senna support is countered most by support champions of Fiddlesticks, LeBlanc & Elise. Below is a detailed breakdown of Senna support counters against support champions with a minimum of 100 games.


Fiddlesticks
el Terror Ancestral
Senna wins against Fiddlesticks 40.67% of the time which is 6.59% lower against Fiddlesticks than the average opponent.
After normalising both champions win rates Senna wins against Fiddlesticks 8.25% less often than would be expected.
The average opponent winrate against Fiddlesticks is 47.26%.


LeBlanc
La Embaucadora
Senna wins against LeBlanc 44.20% of the time which is 4.72% lower against LeBlanc than the average opponent.
After normalising both champions win rates Senna wins against LeBlanc 6.38% less often than would be expected.
The average opponent winrate against LeBlanc is 48.92%.


Elise
La Reina de las Arañas
Senna wins against Elise 45.56% of the time which is 2.45% lower against Elise than the average opponent.
After normalising both champions win rates Senna wins against Elise 4.11% less often than would be expected.
The average opponent winrate against Elise is 48.01%.


Sona
La Virtuosa de las Cuerdas
Senna wins against Sona 46.46% of the time which is 0.79% lower against Sona than the average opponent.
After normalising both champions win rates Senna wins against Sona 2.45% less often than would be expected.
The average opponent winrate against Sona is 47.25%.


Pantheon
la Lanza Inquebrantable
Senna wins against Pantheon 46.65% of the time which is 3.46% lower against Pantheon than the average opponent.
After normalising both champions win rates Senna wins against Pantheon 5.12% less often than would be expected.
The average opponent winrate against Pantheon is 50.11%.


Taric
El Escudo de Valoran
Senna wins against Taric 46.93% of the time which is 0.08% lower against Taric than the average opponent.
After normalising both champions win rates Senna wins against Taric 1.74% less often than would be expected.
The average opponent winrate against Taric is 47.01%.


Renata Glasc
la Baronesa Química
Senna wins against Renata Glasc 47.51% of the time which is 0.52% lower against Renata Glasc than the average opponent.
After normalising both champions win rates Senna wins against Renata Glasc 2.18% less often than would be expected.
The average opponent winrate against Renata Glasc is 48.03%.


Pyke
el Destripador de los Puertos
Senna wins against Pyke 48.28% of the time which is 1.12% lower against Pyke than the average opponent.
After normalising both champions win rates Senna wins against Pyke 2.78% less often than would be expected.
The average opponent winrate against Pyke is 49.40%.


Thresh
El Carcelero Implacable
Senna wins against Thresh 48.59% of the time which is 0.07% higher against Thresh than the average opponent.
After normalising both champions win rates Senna wins against Thresh 1.59% less often than would be expected.
The average opponent winrate against Thresh is 48.52%.


Zilean
El Guardián del Tiempo
Senna wins against Zilean 49.03% of the time which is 1.31% higher against Zilean than the average opponent.
After normalising both champions win rates Senna wins against Zilean 0.35% less often than would be expected.
The average opponent winrate against Zilean is 47.72%.


Shen
El Ojo del Crepúsculo
Senna wins against Shen 49.09% of the time which is 0.27% lower against Shen than the average opponent.
After normalising both champions win rates Senna wins against Shen 1.93% less often than would be expected.
The average opponent winrate against Shen is 49.36%.


Nami
La Invocadora de Mareas
Senna wins against Nami 49.53% of the time which is 2.12% higher against Nami than the average opponent.
After normalising both champions win rates Senna wins against Nami 0.46% more often than would be expected.
The average opponent winrate against Nami is 47.41%.


Janna
La Furia de la Tormenta
Senna wins against Janna 49.67% of the time which is 2.00% higher against Janna than the average opponent.
After normalising both champions win rates Senna wins against Janna 0.34% more often than would be expected.
The average opponent winrate against Janna is 47.67%.


Zyra
La Dama de Espinas
Senna wins against Zyra 49.71% of the time which is 1.66% higher against Zyra than the average opponent.
After normalising both champions win rates Senna wins against Zyra 0.00% less often than would be expected.
The average opponent winrate against Zyra is 48.05%.


Milio
la Llama Serena
Senna wins against Milio 49.72% of the time which is 3.19% higher against Milio than the average opponent.
After normalising both champions win rates Senna wins against Milio 1.53% more often than would be expected.
The average opponent winrate against Milio is 46.53%.


Seraphine
la Cantante Soñadora
Senna wins against Seraphine 49.72% of the time which is 0.84% lower against Seraphine than the average opponent.
After normalising both champions win rates Senna wins against Seraphine 2.50% less often than would be expected.
The average opponent winrate against Seraphine is 50.56%.


Soraka
La Hija de las Estrellas
Senna wins against Soraka 49.76% of the time which is 2.25% higher against Soraka than the average opponent.
After normalising both champions win rates Senna wins against Soraka 0.59% more often than would be expected.
The average opponent winrate against Soraka is 47.51%.


Bardo
El Guardián Errante
Senna wins against Bardo 49.78% of the time which is 0.02% lower against Bardo than the average opponent.
After normalising both champions win rates Senna wins against Bardo 1.68% less often than would be expected.
The average opponent winrate against Bardo is 49.80%.


Leona
El Amanecer Radiante
Senna wins against Leona 49.81% of the time which is 1.56% higher against Leona than the average opponent.
After normalising both champions win rates Senna wins against Leona 0.10% less often than would be expected.
The average opponent winrate against Leona is 48.25%.


Hwei
el Visionario
Senna wins against Hwei 50.00% of the time which is 0.05% lower against Hwei than the average opponent.
After normalising both champions win rates Senna wins against Hwei 1.71% less often than would be expected.
The average opponent winrate against Hwei is 50.05%.


Zoe
el Aspecto del Crepúsculo
Senna wins against Zoe 50.00% of the time which is 0.98% higher against Zoe than the average opponent.
After normalising both champions win rates Senna wins against Zoe 0.68% less often than would be expected.
The average opponent winrate against Zoe is 49.02%.


Swain
el Gran General de Noxus
Senna wins against Swain 50.38% of the time which is 0.66% lower against Swain than the average opponent.
After normalising both champions win rates Senna wins against Swain 2.32% less often than would be expected.
The average opponent winrate against Swain is 51.04%.


Blitzcrank
El Gran Gólem de Vapor
Senna wins against Blitzcrank 50.63% of the time which is 0.97% higher against Blitzcrank than the average opponent.
After normalising both champions win rates Senna wins against Blitzcrank 0.69% less often than would be expected.
The average opponent winrate against Blitzcrank is 49.66%.


Rell
la Dama de Hierro
Senna wins against Rell 50.63% of the time which is 0.28% higher against Rell than the average opponent.
After normalising both champions win rates Senna wins against Rell 1.38% less often than would be expected.
The average opponent winrate against Rell is 50.35%.


Yuumi
la Gata Mágica
Senna wins against Yuumi 50.68% of the time which is 0.40% lower against Yuumi than the average opponent.
After normalising both champions win rates Senna wins against Yuumi 2.06% less often than would be expected.
The average opponent winrate against Yuumi is 51.08%.


Karma
La Iluminada
Senna wins against Karma 50.72% of the time which is 1.84% higher against Karma than the average opponent.
After normalising both champions win rates Senna wins against Karma 0.18% more often than would be expected.
The average opponent winrate against Karma is 48.88%.


Neeko
la Camaleona Curiosa
Senna wins against Neeko 50.85% of the time which is 0.32% higher against Neeko than the average opponent.
After normalising both champions win rates Senna wins against Neeko 1.34% less often than would be expected.
The average opponent winrate against Neeko is 50.53%.


Nidalee
La Cazadora Bestial
Senna wins against Nidalee 50.98% of the time which is 2.13% higher against Nidalee than the average opponent.
After normalising both champions win rates Senna wins against Nidalee 0.47% more often than would be expected.
The average opponent winrate against Nidalee is 48.85%.


Lulu
El Hada Hechicera
Senna wins against Lulu 51.37% of the time which is 2.17% higher against Lulu than the average opponent.
After normalising both champions win rates Senna wins against Lulu 0.51% more often than would be expected.
The average opponent winrate against Lulu is 49.20%.


Xerath
El Mago Ascendente
Senna wins against Xerath 51.53% of the time which is 1.28% higher against Xerath than the average opponent.
After normalising both champions win rates Senna wins against Xerath 0.38% less often than would be expected.
The average opponent winrate against Xerath is 50.25%.


Brand
La Venganza Ardiente
Senna wins against Brand 51.66% of the time which is 3.24% higher against Brand than the average opponent.
After normalising both champions win rates Senna wins against Brand 1.58% more often than would be expected.
The average opponent winrate against Brand is 48.42%.


Maokai
El Treant Retorcido
Senna wins against Maokai 51.68% of the time which is 2.67% higher against Maokai than the average opponent.
After normalising both champions win rates Senna wins against Maokai 1.01% more often than would be expected.
The average opponent winrate against Maokai is 49.01%.


Nautilus
El Titán Abisal
Senna wins against Nautilus 51.76% of the time which is 1.46% higher against Nautilus than the average opponent.
After normalising both champions win rates Senna wins against Nautilus 0.20% less often than would be expected.
The average opponent winrate against Nautilus is 50.30%.


Lux
La Dama Luminosa
Senna wins against Lux 52.09% of the time which is 1.60% higher against Lux than the average opponent.
After normalising both champions win rates Senna wins against Lux 0.06% less often than would be expected.
The average opponent winrate against Lux is 50.49%.


Morgana
la Caída
Senna wins against Morgana 52.24% of the time which is 4.43% higher against Morgana than the average opponent.
After normalising both champions win rates Senna wins against Morgana 2.77% more often than would be expected.
The average opponent winrate against Morgana is 47.81%.


Braum
El Corazón de Freljord
Senna wins against Braum 52.65% of the time which is 4.31% higher against Braum than the average opponent.
After normalising both champions win rates Senna wins against Braum 2.65% more often than would be expected.
The average opponent winrate against Braum is 48.34%.


Ashe
La Arquera de Hielo
Senna wins against Ashe 53.16% of the time which is 1.13% lower against Ashe than the average opponent.
After normalising both champions win rates Senna wins against Ashe 2.78% less often than would be expected.
The average opponent winrate against Ashe is 54.29%.


Alistar
El Minotauro
Senna wins against Alistar 54.47% of the time which is 3.78% higher against Alistar than the average opponent.
After normalising both champions win rates Senna wins against Alistar 2.12% more often than would be expected.
The average opponent winrate against Alistar is 50.69%.


Vel'Koz
El Ojo del Vacío
Senna wins against Vel'Koz 54.75% of the time which is 6.35% higher against Vel'Koz than the average opponent.
After normalising both champions win rates Senna wins against Vel'Koz 4.69% more often than would be expected.
The average opponent winrate against Vel'Koz is 48.40%.


Shaco
El Bufón Siniestro
Senna wins against Shaco 55.53% of the time which is 5.05% higher against Shaco than the average opponent.
After normalising both champions win rates Senna wins against Shaco 3.39% more often than would be expected.
The average opponent winrate against Shaco is 50.48%.


Tahm Kench
El Rey del Río
Senna wins against Tahm Kench 55.67% of the time which is 5.53% higher against Tahm Kench than the average opponent.
After normalising both champions win rates Senna wins against Tahm Kench 3.87% more often than would be expected.
The average opponent winrate against Tahm Kench is 50.14%.


Rakan
El Encantador
Senna wins against Rakan 55.69% of the time which is 5.76% higher against Rakan than the average opponent.
After normalising both champions win rates Senna wins against Rakan 4.10% more often than would be expected.
The average opponent winrate against Rakan is 49.93%.


Teemo
El Explorador Veloz
Senna wins against Teemo 55.69% of the time which is 7.44% higher against Teemo than the average opponent.
After normalising both champions win rates Senna wins against Teemo 5.78% more often than would be expected.
The average opponent winrate against Teemo is 48.25%.


Poppy
La Guardiana del Martillo
Senna wins against Poppy 56.07% of the time which is 7.28% higher against Poppy than the average opponent.
After normalising both champions win rates Senna wins against Poppy 5.62% more often than would be expected.
The average opponent winrate against Poppy is 48.79%.


Sylas
el Desencadenado
Senna wins against Sylas 56.68% of the time which is 5.47% higher against Sylas than the average opponent.
After normalising both champions win rates Senna wins against Sylas 3.81% more often than would be expected.
The average opponent winrate against Sylas is 51.21%.


Mel
el Reflejo del Alma
Senna wins against Mel 57.06% of the time which is 3.31% higher against Mel than the average opponent.
After normalising both champions win rates Senna wins against Mel 1.66% more often than would be expected.
The average opponent winrate against Mel is 53.75%.