

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: 23,708,752
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 bottom Counters
Senna bottom on Patch 15.13 is the strongest counter to bottom champions of Syndra, Varus & Corki. While Senna bottom is countered most by bottom champions of Aurelion Sol, Heimerdinger & Karthus. Below is a detailed breakdown of Senna bottom counters against bottom champions with a minimum of 100 games.


Aurelion Sol
o Forjador de Estrelas
Senna wins against Aurelion Sol 41.88% of the time which is 4.91% lower against Aurelion Sol than the average opponent.
After normalising both champions win rates Senna wins against Aurelion Sol 7.07% less often than would be expected.
The average opponent winrate against Aurelion Sol is 46.79%.


Heimerdinger
o Inventor Idolatrado
Senna wins against Heimerdinger 43.75% of the time which is 2.77% lower against Heimerdinger than the average opponent.
After normalising both champions win rates Senna wins against Heimerdinger 4.93% less often than would be expected.
The average opponent winrate against Heimerdinger is 46.52%.


Karthus
a Voz Mortal
Senna wins against Karthus 44.03% of the time which is 2.66% lower against Karthus than the average opponent.
After normalising both champions win rates Senna wins against Karthus 4.82% less often than would be expected.
The average opponent winrate against Karthus is 46.69%.


Cassiopeia
o Abraço da Serpente
Senna wins against Cassiopeia 45.83% of the time which is 1.28% lower against Cassiopeia than the average opponent.
After normalising both champions win rates Senna wins against Cassiopeia 3.44% less often than would be expected.
The average opponent winrate against Cassiopeia is 47.11%.


Vel'Koz
o Olho do Vazio
Senna wins against Vel'Koz 46.10% of the time which is 2.32% lower against Vel'Koz than the average opponent.
After normalising both champions win rates Senna wins against Vel'Koz 4.48% less often than would be expected.
The average opponent winrate against Vel'Koz is 48.42%.


Xerath
o Mago Ascendente
Senna wins against Xerath 46.15% of the time which is 1.63% lower against Xerath than the average opponent.
After normalising both champions win rates Senna wins against Xerath 3.79% less often than would be expected.
The average opponent winrate against Xerath is 47.78%.


Lux
a Dama da Luz
Senna wins against Lux 47.11% of the time which is 0.56% lower against Lux than the average opponent.
After normalising both champions win rates Senna wins against Lux 2.72% less often than would be expected.
The average opponent winrate against Lux is 47.67%.


Hwei
o Visionário
Senna wins against Hwei 47.26% of the time which is 0.09% lower against Hwei than the average opponent.
After normalising both champions win rates Senna wins against Hwei 2.25% less often than would be expected.
The average opponent winrate against Hwei is 47.35%.


Tristana
a Artilheira Yordle
Senna wins against Tristana 48.10% of the time which is 0.21% higher against Tristana than the average opponent.
After normalising both champions win rates Senna wins against Tristana 1.95% less often than would be expected.
The average opponent winrate against Tristana is 47.89%.


Nilah
a Alegria Irrestrita
Senna wins against Nilah 48.10% of the time which is 1.46% higher against Nilah than the average opponent.
After normalising both champions win rates Senna wins against Nilah 0.70% less often than would be expected.
The average opponent winrate against Nilah is 46.64%.


Veigar
o Pequeno Mestre do Mal
Senna wins against Veigar 48.23% of the time which is 0.91% higher against Veigar than the average opponent.
After normalising both champions win rates Senna wins against Veigar 1.25% less often than would be expected.
The average opponent winrate against Veigar is 47.32%.


Twitch
o Semeador da Peste
Senna wins against Twitch 49.86% of the time which is 1.97% higher against Twitch than the average opponent.
After normalising both champions win rates Senna wins against Twitch 0.19% less often than would be expected.
The average opponent winrate against Twitch is 47.89%.


Smolder
o Filhote Flamejante
Senna wins against Smolder 49.94% of the time which is 1.27% higher against Smolder than the average opponent.
After normalising both champions win rates Senna wins against Smolder 0.89% less often than would be expected.
The average opponent winrate against Smolder is 48.67%.


Zeri
A Faísca de Zaun
Senna wins against Zeri 49.99% of the time which is 1.13% higher against Zeri than the average opponent.
After normalising both champions win rates Senna wins against Zeri 1.03% less often than would be expected.
The average opponent winrate against Zeri is 48.86%.


Sivir
a Mestra da Batalha
Senna wins against Sivir 50.10% of the time which is 2.89% higher against Sivir than the average opponent.
After normalising both champions win rates Senna wins against Sivir 0.73% more often than would be expected.
The average opponent winrate against Sivir is 47.21%.


Aphelios
a Arma dos Devotos
Senna wins against Aphelios 50.48% of the time which is 0.85% higher against Aphelios than the average opponent.
After normalising both champions win rates Senna wins against Aphelios 1.31% less often than would be expected.
The average opponent winrate against Aphelios is 49.63%.


Jinx
o Gatilho Desenfreado
Senna wins against Jinx 50.53% of the time which is 2.86% higher against Jinx than the average opponent.
After normalising both champions win rates Senna wins against Jinx 0.70% more often than would be expected.
The average opponent winrate against Jinx is 47.67%.


Seraphine
a Cantora Sonhadora
Senna wins against Seraphine 50.58% of the time which is 2.33% higher against Seraphine than the average opponent.
After normalising both champions win rates Senna wins against Seraphine 0.17% more often than would be expected.
The average opponent winrate against Seraphine is 48.25%.


Kog'Maw
a Boca do Abismo
Senna wins against Kog'Maw 50.60% of the time which is 4.61% higher against Kog'Maw than the average opponent.
After normalising both champions win rates Senna wins against Kog'Maw 2.46% more often than would be expected.
The average opponent winrate against Kog'Maw is 45.99%.


Jhin
o Virtuoso
Senna wins against Jhin 50.94% of the time which is 1.27% higher against Jhin than the average opponent.
After normalising both champions win rates Senna wins against Jhin 0.89% less often than would be expected.
The average opponent winrate against Jhin is 49.67%.


Ziggs
o Especialista em Hexplosivos
Senna wins against Ziggs 51.07% of the time which is 1.88% higher against Ziggs than the average opponent.
After normalising both champions win rates Senna wins against Ziggs 0.28% less often than would be expected.
The average opponent winrate against Ziggs is 49.19%.


Miss Fortune
a Caçadora de Recompensas
Senna wins against Miss Fortune 51.13% of the time which is 2.75% higher against Miss Fortune than the average opponent.
After normalising both champions win rates Senna wins against Miss Fortune 0.59% more often than would be expected.
The average opponent winrate against Miss Fortune is 48.38%.


Ashe
a Arqueira do Gelo
Senna wins against Ashe 51.33% of the time which is 2.75% higher against Ashe than the average opponent.
After normalising both champions win rates Senna wins against Ashe 0.59% more often than would be expected.
The average opponent winrate against Ashe is 48.58%.


Lucian
o Purificador
Senna wins against Lucian 51.59% of the time which is 2.98% higher against Lucian than the average opponent.
After normalising both champions win rates Senna wins against Lucian 0.82% more often than would be expected.
The average opponent winrate against Lucian is 48.61%.


Samira
a Rosa do Deserto
Senna wins against Samira 51.69% of the time which is 3.19% higher against Samira than the average opponent.
After normalising both champions win rates Senna wins against Samira 1.03% more often than would be expected.
The average opponent winrate against Samira is 48.50%.


Vayne
a Caçadora Noturna
Senna wins against Vayne 51.80% of the time which is 4.10% higher against Vayne than the average opponent.
After normalising both champions win rates Senna wins against Vayne 1.94% more often than would be expected.
The average opponent winrate against Vayne is 47.70%.


Kai'Sa
a Filha do Vazio
Senna wins against Kai'Sa 51.91% of the time which is 1.82% higher against Kai'Sa than the average opponent.
After normalising both champions win rates Senna wins against Kai'Sa 0.34% less often than would be expected.
The average opponent winrate against Kai'Sa is 50.09%.


Caitlyn
a Xerife de Piltover
Senna wins against Caitlyn 52.02% of the time which is 2.13% higher against Caitlyn than the average opponent.
After normalising both champions win rates Senna wins against Caitlyn 0.03% less often than would be expected.
The average opponent winrate against Caitlyn is 49.89%.


Yasuo
o Imperdoável
Senna wins against Yasuo 52.24% of the time which is 5.45% higher against Yasuo than the average opponent.
After normalising both champions win rates Senna wins against Yasuo 3.29% more often than would be expected.
The average opponent winrate against Yasuo is 46.79%.


Swain
o Grande General Noxiano
Senna wins against Swain 52.33% of the time which is 5.94% higher against Swain than the average opponent.
After normalising both champions win rates Senna wins against Swain 3.78% more often than would be expected.
The average opponent winrate against Swain is 46.39%.


Kalista
a Lança da Vingança
Senna wins against Kalista 52.38% of the time which is 1.31% lower against Kalista than the average opponent.
After normalising both champions win rates Senna wins against Kalista 3.46% less often than would be expected.
The average opponent winrate against Kalista is 53.69%.


Xayah
a Rebelde
Senna wins against Xayah 52.40% of the time which is 3.76% higher against Xayah than the average opponent.
After normalising both champions win rates Senna wins against Xayah 1.60% more often than would be expected.
The average opponent winrate against Xayah is 48.64%.


Ezreal
o Explorador Pródigo
Senna wins against Ezreal 53.16% of the time which is 1.63% higher against Ezreal than the average opponent.
After normalising both champions win rates Senna wins against Ezreal 0.53% less often than would be expected.
The average opponent winrate against Ezreal is 51.53%.


Brand
a Vingança Flamejante
Senna wins against Brand 53.23% of the time which is 5.44% higher against Brand than the average opponent.
After normalising both champions win rates Senna wins against Brand 3.28% more often than would be expected.
The average opponent winrate against Brand is 47.79%.


Mel
o Reflexo da Alma
Senna wins against Mel 53.28% of the time which is 3.91% higher against Mel than the average opponent.
After normalising both champions win rates Senna wins against Mel 1.75% more often than would be expected.
The average opponent winrate against Mel is 49.37%.


Viktor
o Arauto do Arcano
Senna wins against Viktor 53.33% of the time which is 4.10% higher against Viktor than the average opponent.
After normalising both champions win rates Senna wins against Viktor 1.94% more often than would be expected.
The average opponent winrate against Viktor is 49.23%.


Draven
o Carrasco de Noxus
Senna wins against Draven 53.63% of the time which is 3.41% higher against Draven than the average opponent.
After normalising both champions win rates Senna wins against Draven 1.25% more often than would be expected.
The average opponent winrate against Draven is 50.22%.


Corki
o Bombardeiro Ousado
Senna wins against Corki 53.72% of the time which is 3.42% higher against Corki than the average opponent.
After normalising both champions win rates Senna wins against Corki 1.26% more often than would be expected.
The average opponent winrate against Corki is 50.30%.


Varus
a Flecha da Vingança
Senna wins against Varus 54.46% of the time which is 2.88% higher against Varus than the average opponent.
After normalising both champions win rates Senna wins against Varus 0.72% more often than would be expected.
The average opponent winrate against Varus is 51.58%.


Syndra
a Soberana Sombria
Senna wins against Syndra 54.87% of the time which is 5.55% higher against Syndra than the average opponent.
After normalising both champions win rates Senna wins against Syndra 3.39% more often than would be expected.
The average opponent winrate against Syndra is 49.32%.