

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: 2,894,562
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 support Counters
Senna bottom on Patch 15.17 is the strongest counter to support champions of Morgana, Nautilus & Braum. While Senna bottom is countered most by support champions of Rell, Pyke & Karma. Below is a detailed breakdown of Senna bottom counters against support champions with a minimum of 100 games.


Rell
a Dama de Ferro
Senna wins against Rell 44.74% of the time which is 5.55% lower against Rell than the average opponent.
After normalising both champions win rates Senna wins against Rell 8.46% less often than would be expected.
The average opponent winrate against Rell is 50.29%.


Pyke
o Estripador das Águas Sangrentas
Senna wins against Pyke 46.11% of the time which is 3.47% lower against Pyke than the average opponent.
After normalising both champions win rates Senna wins against Pyke 6.38% less often than would be expected.
The average opponent winrate against Pyke is 49.58%.


Karma
a Iluminada
Senna wins against Karma 47.03% of the time which is 1.91% lower against Karma than the average opponent.
After normalising both champions win rates Senna wins against Karma 4.82% less often than would be expected.
The average opponent winrate against Karma is 48.94%.


Seraphine
a Cantora Sonhadora
Senna wins against Seraphine 47.73% of the time which is 3.31% lower against Seraphine than the average opponent.
After normalising both champions win rates Senna wins against Seraphine 6.22% less often than would be expected.
The average opponent winrate against Seraphine is 51.04%.


Sona
a Mestra das Cordas
Senna wins against Sona 48.03% of the time which is 0.42% higher against Sona than the average opponent.
After normalising both champions win rates Senna wins against Sona 2.49% less often than would be expected.
The average opponent winrate against Sona is 47.61%.


Zyra
a Ascensão dos Espinhos
Senna wins against Zyra 48.59% of the time which is 0.52% higher against Zyra than the average opponent.
After normalising both champions win rates Senna wins against Zyra 2.39% less often than would be expected.
The average opponent winrate against Zyra is 48.07%.


Milio
A Chama Gentil
Senna wins against Milio 50.65% of the time which is 3.87% higher against Milio than the average opponent.
After normalising both champions win rates Senna wins against Milio 0.96% more often than would be expected.
The average opponent winrate against Milio is 46.78%.


Zilean
o Guardião do Tempo
Senna wins against Zilean 50.76% of the time which is 3.14% higher against Zilean than the average opponent.
After normalising both champions win rates Senna wins against Zilean 0.23% more often than would be expected.
The average opponent winrate against Zilean is 47.62%.


Nami
a Conjuradora das Marés
Senna wins against Nami 50.78% of the time which is 3.07% higher against Nami than the average opponent.
After normalising both champions win rates Senna wins against Nami 0.16% more often than would be expected.
The average opponent winrate against Nami is 47.71%.


Pantheon
a Lança Indestrutível
Senna wins against Pantheon 50.83% of the time which is 0.60% higher against Pantheon than the average opponent.
After normalising both champions win rates Senna wins against Pantheon 2.31% less often than would be expected.
The average opponent winrate against Pantheon is 50.23%.


Poppy
a Guardiã do Martelo
Senna wins against Poppy 50.96% of the time which is 3.15% higher against Poppy than the average opponent.
After normalising both champions win rates Senna wins against Poppy 0.24% more often than would be expected.
The average opponent winrate against Poppy is 47.81%.


Janna
a Fúria da Tormenta
Senna wins against Janna 51.11% of the time which is 3.60% higher against Janna than the average opponent.
After normalising both champions win rates Senna wins against Janna 0.69% more often than would be expected.
The average opponent winrate against Janna is 47.51%.


Tahm Kench
o Rei do Rio
Senna wins against Tahm Kench 51.26% of the time which is 0.71% higher against Tahm Kench than the average opponent.
After normalising both champions win rates Senna wins against Tahm Kench 2.20% less often than would be expected.
The average opponent winrate against Tahm Kench is 50.55%.


Alistar
o Minotauro
Senna wins against Alistar 51.34% of the time which is 0.93% higher against Alistar than the average opponent.
After normalising both champions win rates Senna wins against Alistar 1.98% less often than would be expected.
The average opponent winrate against Alistar is 50.41%.


Blitzcrank
o Grande Golem a Vapor
Senna wins against Blitzcrank 51.63% of the time which is 1.85% higher against Blitzcrank than the average opponent.
After normalising both champions win rates Senna wins against Blitzcrank 1.06% less often than would be expected.
The average opponent winrate against Blitzcrank is 49.78%.


Bardo
o Protetor Andarilho
Senna wins against Bardo 51.69% of the time which is 1.71% higher against Bardo than the average opponent.
After normalising both champions win rates Senna wins against Bardo 1.20% less often than would be expected.
The average opponent winrate against Bardo is 49.98%.


Vel'Koz
o Olho do Vazio
Senna wins against Vel'Koz 52.38% of the time which is 4.01% higher against Vel'Koz than the average opponent.
After normalising both champions win rates Senna wins against Vel'Koz 1.10% more often than would be expected.
The average opponent winrate against Vel'Koz is 48.37%.


Thresh
o Guardião das Correntes
Senna wins against Thresh 52.74% of the time which is 3.85% higher against Thresh than the average opponent.
After normalising both champions win rates Senna wins against Thresh 0.94% more often than would be expected.
The average opponent winrate against Thresh is 48.89%.


Yuumi
a Gata Mágica
Senna wins against Yuumi 52.91% of the time which is 1.36% higher against Yuumi than the average opponent.
After normalising both champions win rates Senna wins against Yuumi 1.54% less often than would be expected.
The average opponent winrate against Yuumi is 51.55%.


Brand
a Vingança Flamejante
Senna wins against Brand 52.94% of the time which is 3.44% higher against Brand than the average opponent.
After normalising both champions win rates Senna wins against Brand 0.53% more often than would be expected.
The average opponent winrate against Brand is 49.50%.


Xerath
o Mago Ascendente
Senna wins against Xerath 53.24% of the time which is 2.36% higher against Xerath than the average opponent.
After normalising both champions win rates Senna wins against Xerath 0.55% less often than would be expected.
The average opponent winrate against Xerath is 50.88%.


Rakan
O Charmoso
Senna wins against Rakan 53.30% of the time which is 2.96% higher against Rakan than the average opponent.
After normalising both champions win rates Senna wins against Rakan 0.05% more often than would be expected.
The average opponent winrate against Rakan is 50.34%.


Leona
a Alvorada Radiante
Senna wins against Leona 53.61% of the time which is 5.38% higher against Leona than the average opponent.
After normalising both champions win rates Senna wins against Leona 2.47% more often than would be expected.
The average opponent winrate against Leona is 48.23%.


Lulu
a Fada Feiticeira
Senna wins against Lulu 54.20% of the time which is 4.78% higher against Lulu than the average opponent.
After normalising both champions win rates Senna wins against Lulu 1.87% more often than would be expected.
The average opponent winrate against Lulu is 49.42%.


Neeko
a Camaleoa Curiosa
Senna wins against Neeko 54.96% of the time which is 4.17% higher against Neeko than the average opponent.
After normalising both champions win rates Senna wins against Neeko 1.26% more often than would be expected.
The average opponent winrate against Neeko is 50.79%.


Lux
a Dama da Luz
Senna wins against Lux 56.60% of the time which is 5.54% higher against Lux than the average opponent.
After normalising both champions win rates Senna wins against Lux 2.63% more often than would be expected.
The average opponent winrate against Lux is 51.06%.


Mel
o Reflexo da Alma
Senna wins against Mel 56.60% of the time which is 2.83% higher against Mel than the average opponent.
After normalising both champions win rates Senna wins against Mel 0.06% less often than would be expected.
The average opponent winrate against Mel is 53.77%.


Soraka
a Filha das Estrelas
Senna wins against Soraka 56.65% of the time which is 8.71% higher against Soraka than the average opponent.
After normalising both champions win rates Senna wins against Soraka 5.80% more often than would be expected.
The average opponent winrate against Soraka is 47.94%.


Braum
o Coração de Freljord
Senna wins against Braum 57.82% of the time which is 9.31% higher against Braum than the average opponent.
After normalising both champions win rates Senna wins against Braum 6.40% more often than would be expected.
The average opponent winrate against Braum is 48.51%.


Nautilus
o Titã das Profundezas
Senna wins against Nautilus 57.86% of the time which is 7.53% higher against Nautilus than the average opponent.
After normalising both champions win rates Senna wins against Nautilus 4.62% more often than would be expected.
The average opponent winrate against Nautilus is 50.33%.


Morgana
a Caída
Senna wins against Morgana 59.82% of the time which is 11.91% higher against Morgana than the average opponent.
After normalising both champions win rates Senna wins against Morgana 9.00% more often than would be expected.
The average opponent winrate against Morgana is 47.91%.