

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.
All Ranks Champions Analysed: 79,796,090
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 15.16 is the strongest counter to bottom champions of Teemo, Malzahar & Kalista. While Senna bottom is countered most by bottom champions of Heimerdinger, Lux & Karthus. Below is a detailed breakdown of Senna bottom counters against bottom champions with a minimum of 100 games.


Heimerdinger
o Inventor Idolatrado
Senna wins against Heimerdinger 35.66% of the time which is 12.32% lower against Heimerdinger than the average opponent.
After normalising both champions win rates Senna wins against Heimerdinger 11.80% less often than would be expected.
The average opponent winrate against Heimerdinger is 47.98%.


Lux
a Dama da Luz
Senna wins against Lux 42.95% of the time which is 5.63% lower against Lux than the average opponent.
After normalising both champions win rates Senna wins against Lux 5.11% less often than would be expected.
The average opponent winrate against Lux is 48.58%.


Karthus
a Voz Mortal
Senna wins against Karthus 44.38% of the time which is 3.45% lower against Karthus than the average opponent.
After normalising both champions win rates Senna wins against Karthus 2.93% less often than would be expected.
The average opponent winrate against Karthus is 47.83%.


Swain
o Grande General Noxiano
Senna wins against Swain 44.99% of the time which is 2.21% lower against Swain than the average opponent.
After normalising both champions win rates Senna wins against Swain 1.69% less often than would be expected.
The average opponent winrate against Swain is 47.20%.


Aurelion Sol
o Forjador de Estrelas
Senna wins against Aurelion Sol 46.18% of the time which is 2.37% lower against Aurelion Sol than the average opponent.
After normalising both champions win rates Senna wins against Aurelion Sol 1.85% less often than would be expected.
The average opponent winrate against Aurelion Sol is 48.55%.


Hwei
o Visionário
Senna wins against Hwei 46.62% of the time which is 0.55% lower against Hwei than the average opponent.
After normalising both champions win rates Senna wins against Hwei 0.03% less often than would be expected.
The average opponent winrate against Hwei is 47.17%.


Seraphine
a Cantora Sonhadora
Senna wins against Seraphine 46.77% of the time which is 2.92% lower against Seraphine than the average opponent.
After normalising both champions win rates Senna wins against Seraphine 2.40% less often than would be expected.
The average opponent winrate against Seraphine is 49.69%.


Ziggs
o Especialista em Hexplosivos
Senna wins against Ziggs 47.04% of the time which is 0.87% lower against Ziggs than the average opponent.
After normalising both champions win rates Senna wins against Ziggs 0.35% less often than would be expected.
The average opponent winrate against Ziggs is 47.91%.


Cassiopeia
o Abraço da Serpente
Senna wins against Cassiopeia 47.44% of the time which is 1.40% lower against Cassiopeia than the average opponent.
After normalising both champions win rates Senna wins against Cassiopeia 0.88% less often than would be expected.
The average opponent winrate against Cassiopeia is 48.84%.


Smolder
o Filhote Flamejante
Senna wins against Smolder 47.73% of the time which is 0.42% lower against Smolder than the average opponent.
After normalising both champions win rates Senna wins against Smolder 0.10% more often than would be expected.
The average opponent winrate against Smolder is 48.15%.


Tristana
a Artilheira Yordle
Senna wins against Tristana 47.96% of the time which is 2.54% lower against Tristana than the average opponent.
After normalising both champions win rates Senna wins against Tristana 2.02% less often than would be expected.
The average opponent winrate against Tristana is 50.50%.


Aphelios
a Arma dos Devotos
Senna wins against Aphelios 48.05% of the time which is 2.02% lower against Aphelios than the average opponent.
After normalising both champions win rates Senna wins against Aphelios 1.50% less often than would be expected.
The average opponent winrate against Aphelios is 50.07%.


Twitch
o Semeador da Peste
Senna wins against Twitch 48.18% of the time which is 0.91% lower against Twitch than the average opponent.
After normalising both champions win rates Senna wins against Twitch 0.39% less often than would be expected.
The average opponent winrate against Twitch is 49.09%.


Sivir
a Mestra da Batalha
Senna wins against Sivir 48.41% of the time which is 0.12% higher against Sivir than the average opponent.
After normalising both champions win rates Senna wins against Sivir 0.64% more often than would be expected.
The average opponent winrate against Sivir is 48.29%.


Ashe
a Arqueira do Gelo
Senna wins against Ashe 48.42% of the time which is 1.17% lower against Ashe than the average opponent.
After normalising both champions win rates Senna wins against Ashe 0.65% less often than would be expected.
The average opponent winrate against Ashe is 49.59%.


Mel
o Reflexo da Alma
Senna wins against Mel 48.43% of the time which is 2.46% lower against Mel than the average opponent.
After normalising both champions win rates Senna wins against Mel 1.94% less often than would be expected.
The average opponent winrate against Mel is 50.89%.


Jinx
o Gatilho Desenfreado
Senna wins against Jinx 48.48% of the time which is 0.44% lower against Jinx than the average opponent.
After normalising both champions win rates Senna wins against Jinx 0.08% more often than would be expected.
The average opponent winrate against Jinx is 48.92%.


Veigar
o Pequeno Mestre do Mal
Senna wins against Veigar 48.77% of the time which is 1.39% higher against Veigar than the average opponent.
After normalising both champions win rates Senna wins against Veigar 1.91% more often than would be expected.
The average opponent winrate against Veigar is 47.38%.


Zeri
A Faísca de Zaun
Senna wins against Zeri 48.93% of the time which is 0.87% lower against Zeri than the average opponent.
After normalising both champions win rates Senna wins against Zeri 0.35% less often than would be expected.
The average opponent winrate against Zeri is 49.80%.


Jhin
o Virtuoso
Senna wins against Jhin 49.03% of the time which is 0.96% lower against Jhin than the average opponent.
After normalising both champions win rates Senna wins against Jhin 0.44% less often than would be expected.
The average opponent winrate against Jhin is 49.99%.


Kog'Maw
a Boca do Abismo
Senna wins against Kog'Maw 49.17% of the time which is 1.60% higher against Kog'Maw than the average opponent.
After normalising both champions win rates Senna wins against Kog'Maw 2.12% more often than would be expected.
The average opponent winrate against Kog'Maw is 47.57%.


Nilah
a Alegria Irrestrita
Senna wins against Nilah 49.20% of the time which is 1.91% higher against Nilah than the average opponent.
After normalising both champions win rates Senna wins against Nilah 2.43% more often than would be expected.
The average opponent winrate against Nilah is 47.29%.


Miss Fortune
a Caçadora de Recompensas
Senna wins against Miss Fortune 49.27% of the time which is 0.06% higher against Miss Fortune than the average opponent.
After normalising both champions win rates Senna wins against Miss Fortune 0.58% more often than would be expected.
The average opponent winrate against Miss Fortune is 49.21%.


Vayne
a Caçadora Noturna
Senna wins against Vayne 49.54% of the time which is 1.43% higher against Vayne than the average opponent.
After normalising both champions win rates Senna wins against Vayne 1.95% more often than would be expected.
The average opponent winrate against Vayne is 48.11%.


Yunara
a Fé Inabalável
Senna wins against Yunara 49.67% of the time which is 0.83% lower against Yunara than the average opponent.
After normalising both champions win rates Senna wins against Yunara 0.31% less often than would be expected.
The average opponent winrate against Yunara is 50.50%.


Kai'Sa
a Filha do Vazio
Senna wins against Kai'Sa 49.78% of the time which is 0.63% lower against Kai'Sa than the average opponent.
After normalising both champions win rates Senna wins against Kai'Sa 0.11% less often than would be expected.
The average opponent winrate against Kai'Sa is 50.41%.


Caitlyn
a Xerife de Piltover
Senna wins against Caitlyn 49.81% of the time which is 0.61% lower against Caitlyn than the average opponent.
After normalising both champions win rates Senna wins against Caitlyn 0.09% less often than would be expected.
The average opponent winrate against Caitlyn is 50.42%.


Lucian
o Purificador
Senna wins against Lucian 50.20% of the time which is 0.48% lower against Lucian than the average opponent.
After normalising both champions win rates Senna wins against Lucian 0.04% more often than would be expected.
The average opponent winrate against Lucian is 50.68%.


Corki
o Bombardeiro Ousado
Senna wins against Corki 50.45% of the time which is 1.63% lower against Corki than the average opponent.
After normalising both champions win rates Senna wins against Corki 1.11% less often than would be expected.
The average opponent winrate against Corki is 52.08%.


Xerath
o Mago Ascendente
Senna wins against Xerath 50.82% of the time which is 3.09% higher against Xerath than the average opponent.
After normalising both champions win rates Senna wins against Xerath 3.61% more often than would be expected.
The average opponent winrate against Xerath is 47.73%.


Brand
a Vingança Flamejante
Senna wins against Brand 50.94% of the time which is 3.47% higher against Brand than the average opponent.
After normalising both champions win rates Senna wins against Brand 3.99% more often than would be expected.
The average opponent winrate against Brand is 47.47%.


Yasuo
o Imperdoável
Senna wins against Yasuo 51.11% of the time which is 2.15% higher against Yasuo than the average opponent.
After normalising both champions win rates Senna wins against Yasuo 2.67% more often than would be expected.
The average opponent winrate against Yasuo is 48.96%.


Draven
o Carrasco de Noxus
Senna wins against Draven 51.31% of the time which is 0.18% lower against Draven than the average opponent.
After normalising both champions win rates Senna wins against Draven 0.34% more often than would be expected.
The average opponent winrate against Draven is 51.49%.


Vel'Koz
o Olho do Vazio
Senna wins against Vel'Koz 51.33% of the time which is 3.87% higher against Vel'Koz than the average opponent.
After normalising both champions win rates Senna wins against Vel'Koz 4.39% more often than would be expected.
The average opponent winrate against Vel'Koz is 47.46%.


Samira
a Rosa do Deserto
Senna wins against Samira 51.43% of the time which is 1.89% higher against Samira than the average opponent.
After normalising both champions win rates Senna wins against Samira 2.41% more often than would be expected.
The average opponent winrate against Samira is 49.54%.


Xayah
a Rebelde
Senna wins against Xayah 51.50% of the time which is 1.10% higher against Xayah than the average opponent.
After normalising both champions win rates Senna wins against Xayah 1.62% more often than would be expected.
The average opponent winrate against Xayah is 50.40%.


Ezreal
o Explorador Pródigo
Senna wins against Ezreal 51.66% of the time which is 1.06% lower against Ezreal than the average opponent.
After normalising both champions win rates Senna wins against Ezreal 0.54% less often than would be expected.
The average opponent winrate against Ezreal is 52.72%.


Varus
a Flecha da Vingança
Senna wins against Varus 52.28% of the time which is 0.71% lower against Varus than the average opponent.
After normalising both champions win rates Senna wins against Varus 0.19% less often than would be expected.
The average opponent winrate against Varus is 52.99%.


Kalista
a Lança da Vingança
Senna wins against Kalista 53.95% of the time which is 2.09% lower against Kalista than the average opponent.
After normalising both champions win rates Senna wins against Kalista 1.58% less often than would be expected.
The average opponent winrate against Kalista is 56.04%.


Malzahar
o Profeta do Vazio
Senna wins against Malzahar 58.93% of the time which is 10.88% higher against Malzahar than the average opponent.
After normalising both champions win rates Senna wins against Malzahar 11.40% more often than would be expected.
The average opponent winrate against Malzahar is 48.05%.


Teemo
o Explorador Veloz
Senna wins against Teemo 63.00% of the time which is 11.18% higher against Teemo than the average opponent.
After normalising both champions win rates Senna wins against Teemo 11.70% more often than would be expected.
The average opponent winrate against Teemo is 51.82%.