

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: 6,867,792
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 Shaco, Teemo & Poppy. While Senna support is countered most by support champions of Fiddlesticks, LeBlanc & Janna. Below is a detailed breakdown of Senna support counters against support champions with a minimum of 100 games.


Fiddlesticks
o Terror Ancestral
Senna wins against Fiddlesticks 41.59% of the time which is 5.89% lower against Fiddlesticks than the average opponent.
After normalising both champions win rates Senna wins against Fiddlesticks 7.38% less often than would be expected.
The average opponent winrate against Fiddlesticks is 47.48%.


LeBlanc
a Farsante
Senna wins against LeBlanc 43.40% of the time which is 5.97% lower against LeBlanc than the average opponent.
After normalising both champions win rates Senna wins against LeBlanc 7.46% less often than would be expected.
The average opponent winrate against LeBlanc is 49.37%.


Janna
a Fúria da Tormenta
Senna wins against Janna 46.36% of the time which is 0.81% lower against Janna than the average opponent.
After normalising both champions win rates Senna wins against Janna 2.30% less often than would be expected.
The average opponent winrate against Janna is 47.17%.


Elise
a Aranha Rainha
Senna wins against Elise 47.16% of the time which is 0.26% lower against Elise than the average opponent.
After normalising both champions win rates Senna wins against Elise 1.75% less often than would be expected.
The average opponent winrate against Elise is 47.42%.


Pyke
o Estripador das Águas Sangrentas
Senna wins against Pyke 47.84% of the time which is 1.75% lower against Pyke than the average opponent.
After normalising both champions win rates Senna wins against Pyke 3.24% less often than would be expected.
The average opponent winrate against Pyke is 49.59%.


Thresh
o Guardião das Correntes
Senna wins against Thresh 47.98% of the time which is 0.20% lower against Thresh than the average opponent.
After normalising both champions win rates Senna wins against Thresh 1.69% less often than would be expected.
The average opponent winrate against Thresh is 48.18%.


Maokai
o Ente Sinistro
Senna wins against Maokai 48.13% of the time which is 0.35% lower against Maokai than the average opponent.
After normalising both champions win rates Senna wins against Maokai 1.84% less often than would be expected.
The average opponent winrate against Maokai is 48.48%.


Zilean
o Guardião do Tempo
Senna wins against Zilean 48.14% of the time which is 0.20% higher against Zilean than the average opponent.
After normalising both champions win rates Senna wins against Zilean 1.29% less often than would be expected.
The average opponent winrate against Zilean is 47.94%.


Pantheon
a Lança Indestrutível
Senna wins against Pantheon 48.26% of the time which is 1.77% lower against Pantheon than the average opponent.
After normalising both champions win rates Senna wins against Pantheon 3.26% less often than would be expected.
The average opponent winrate against Pantheon is 50.03%.


Nami
a Conjuradora das Marés
Senna wins against Nami 48.89% of the time which is 1.17% higher against Nami than the average opponent.
After normalising both champions win rates Senna wins against Nami 0.32% less often than would be expected.
The average opponent winrate against Nami is 47.72%.


Taric
o Escudo de Valoran
Senna wins against Taric 48.94% of the time which is 2.28% higher against Taric than the average opponent.
After normalising both champions win rates Senna wins against Taric 0.79% more often than would be expected.
The average opponent winrate against Taric is 46.66%.


Leona
a Alvorada Radiante
Senna wins against Leona 49.07% of the time which is 0.83% higher against Leona than the average opponent.
After normalising both champions win rates Senna wins against Leona 0.66% less often than would be expected.
The average opponent winrate against Leona is 48.24%.


Yuumi
a Gata Mágica
Senna wins against Yuumi 49.11% of the time which is 2.46% lower against Yuumi than the average opponent.
After normalising both champions win rates Senna wins against Yuumi 3.95% less often than would be expected.
The average opponent winrate against Yuumi is 51.57%.


Zyra
a Ascensão dos Espinhos
Senna wins against Zyra 49.37% of the time which is 1.09% higher against Zyra than the average opponent.
After normalising both champions win rates Senna wins against Zyra 0.40% less often than would be expected.
The average opponent winrate against Zyra is 48.28%.


Karma
a Iluminada
Senna wins against Karma 49.38% of the time which is 0.61% higher against Karma than the average opponent.
After normalising both champions win rates Senna wins against Karma 0.88% less often than would be expected.
The average opponent winrate against Karma is 48.77%.


Lux
a Dama da Luz
Senna wins against Lux 49.59% of the time which is 0.99% lower against Lux than the average opponent.
After normalising both champions win rates Senna wins against Lux 2.48% less often than would be expected.
The average opponent winrate against Lux is 50.58%.


Sona
a Mestra das Cordas
Senna wins against Sona 49.83% of the time which is 2.29% higher against Sona than the average opponent.
After normalising both champions win rates Senna wins against Sona 0.80% more often than would be expected.
The average opponent winrate against Sona is 47.54%.


Seraphine
a Cantora Sonhadora
Senna wins against Seraphine 50.13% of the time which is 0.46% lower against Seraphine than the average opponent.
After normalising both champions win rates Senna wins against Seraphine 1.95% less often than would be expected.
The average opponent winrate against Seraphine is 50.59%.


Blitzcrank
o Grande Golem a Vapor
Senna wins against Blitzcrank 50.17% of the time which is 0.60% higher against Blitzcrank than the average opponent.
After normalising both champions win rates Senna wins against Blitzcrank 0.89% less often than would be expected.
The average opponent winrate against Blitzcrank is 49.57%.


Brand
a Vingança Flamejante
Senna wins against Brand 50.41% of the time which is 2.28% higher against Brand than the average opponent.
After normalising both champions win rates Senna wins against Brand 0.79% more often than would be expected.
The average opponent winrate against Brand is 48.13%.


Neeko
a Camaleoa Curiosa
Senna wins against Neeko 50.49% of the time which is 0.53% higher against Neeko than the average opponent.
After normalising both champions win rates Senna wins against Neeko 0.96% less often than would be expected.
The average opponent winrate against Neeko is 49.96%.


Xerath
o Mago Ascendente
Senna wins against Xerath 50.57% of the time which is 0.56% higher against Xerath than the average opponent.
After normalising both champions win rates Senna wins against Xerath 0.93% less often than would be expected.
The average opponent winrate against Xerath is 50.01%.


Milio
A Chama Gentil
Senna wins against Milio 50.58% of the time which is 3.37% higher against Milio than the average opponent.
After normalising both champions win rates Senna wins against Milio 1.88% more often than would be expected.
The average opponent winrate against Milio is 47.21%.


Nautilus
o Titã das Profundezas
Senna wins against Nautilus 50.95% of the time which is 0.81% higher against Nautilus than the average opponent.
After normalising both champions win rates Senna wins against Nautilus 0.68% less often than would be expected.
The average opponent winrate against Nautilus is 50.14%.


Soraka
a Filha das Estrelas
Senna wins against Soraka 50.96% of the time which is 3.51% higher against Soraka than the average opponent.
After normalising both champions win rates Senna wins against Soraka 2.02% more often than would be expected.
The average opponent winrate against Soraka is 47.45%.


Rell
a Dama de Ferro
Senna wins against Rell 51.13% of the time which is 1.17% higher against Rell than the average opponent.
After normalising both champions win rates Senna wins against Rell 0.32% less often than would be expected.
The average opponent winrate against Rell is 49.96%.


Sylas
o Abjugado
Senna wins against Sylas 51.43% of the time which is 0.97% higher against Sylas than the average opponent.
After normalising both champions win rates Senna wins against Sylas 0.52% less often than would be expected.
The average opponent winrate against Sylas is 50.46%.


Lulu
a Fada Feiticeira
Senna wins against Lulu 51.79% of the time which is 2.38% higher against Lulu than the average opponent.
After normalising both champions win rates Senna wins against Lulu 0.89% more often than would be expected.
The average opponent winrate against Lulu is 49.41%.


Bardo
o Protetor Andarilho
Senna wins against Bardo 52.13% of the time which is 2.99% higher against Bardo than the average opponent.
After normalising both champions win rates Senna wins against Bardo 1.50% more often than would be expected.
The average opponent winrate against Bardo is 49.14%.


Ashe
a Arqueira do Gelo
Senna wins against Ashe 52.48% of the time which is 1.92% lower against Ashe than the average opponent.
After normalising both champions win rates Senna wins against Ashe 3.40% less often than would be expected.
The average opponent winrate against Ashe is 54.40%.


Renata Glasc
a Baronesa da Química
Senna wins against Renata Glasc 52.71% of the time which is 3.78% higher against Renata Glasc than the average opponent.
After normalising both champions win rates Senna wins against Renata Glasc 2.29% more often than would be expected.
The average opponent winrate against Renata Glasc is 48.93%.


Morgana
a Caída
Senna wins against Morgana 52.73% of the time which is 4.52% higher against Morgana than the average opponent.
After normalising both champions win rates Senna wins against Morgana 3.03% more often than would be expected.
The average opponent winrate against Morgana is 48.21%.


Braum
o Coração de Freljord
Senna wins against Braum 53.04% of the time which is 4.32% higher against Braum than the average opponent.
After normalising both champions win rates Senna wins against Braum 2.83% more often than would be expected.
The average opponent winrate against Braum is 48.72%.


Rakan
O Charmoso
Senna wins against Rakan 53.13% of the time which is 3.60% higher against Rakan than the average opponent.
After normalising both champions win rates Senna wins against Rakan 2.11% more often than would be expected.
The average opponent winrate against Rakan is 49.53%.


Alistar
o Minotauro
Senna wins against Alistar 53.25% of the time which is 3.60% higher against Alistar than the average opponent.
After normalising both champions win rates Senna wins against Alistar 2.11% more often than would be expected.
The average opponent winrate against Alistar is 49.65%.


Swain
o Grande General Noxiano
Senna wins against Swain 54.06% of the time which is 2.94% higher against Swain than the average opponent.
After normalising both champions win rates Senna wins against Swain 1.45% more often than would be expected.
The average opponent winrate against Swain is 51.12%.


Vel'Koz
o Olho do Vazio
Senna wins against Vel'Koz 54.19% of the time which is 6.22% higher against Vel'Koz than the average opponent.
After normalising both champions win rates Senna wins against Vel'Koz 4.73% more often than would be expected.
The average opponent winrate against Vel'Koz is 47.97%.


Mel
o Reflexo da Alma
Senna wins against Mel 54.39% of the time which is 0.91% higher against Mel than the average opponent.
After normalising both champions win rates Senna wins against Mel 0.58% less often than would be expected.
The average opponent winrate against Mel is 53.48%.


Tahm Kench
o Rei do Rio
Senna wins against Tahm Kench 54.96% of the time which is 5.10% higher against Tahm Kench than the average opponent.
After normalising both champions win rates Senna wins against Tahm Kench 3.61% more often than would be expected.
The average opponent winrate against Tahm Kench is 49.86%.


Poppy
a Guardiã do Martelo
Senna wins against Poppy 55.11% of the time which is 7.70% higher against Poppy than the average opponent.
After normalising both champions win rates Senna wins against Poppy 6.21% more often than would be expected.
The average opponent winrate against Poppy is 47.41%.


Teemo
o Explorador Veloz
Senna wins against Teemo 55.77% of the time which is 6.73% higher against Teemo than the average opponent.
After normalising both champions win rates Senna wins against Teemo 5.24% more often than would be expected.
The average opponent winrate against Teemo is 49.04%.


Shaco
o Bufão Demoníaco
Senna wins against Shaco 57.95% of the time which is 6.97% higher against Shaco than the average opponent.
After normalising both champions win rates Senna wins against Shaco 5.48% more often than would be expected.
The average opponent winrate against Shaco is 50.98%.