

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.
Diamond Champions Analysed: 8,498,322
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 middle Counters
Senna support on Patch 30 is the strongest counter to middle champions of Galio, Corki & Yone. While Senna support is countered most by middle champions of Cassiopeia, Katarina & Anivia. Below is a detailed breakdown of Senna support counters against middle champions with a minimum of 100 games.


Cassiopeia
o Abraço da Serpente
Senna wins against Cassiopeia 41.67% of the time which is 7.49% lower against Cassiopeia than the average opponent.
After normalising both champions win rates Senna wins against Cassiopeia 7.08% less often than would be expected.
The average opponent winrate against Cassiopeia is 49.16%.


Katarina
a Lâmina Sinistra
Senna wins against Katarina 43.86% of the time which is 4.94% lower against Katarina than the average opponent.
After normalising both champions win rates Senna wins against Katarina 4.53% less often than would be expected.
The average opponent winrate against Katarina is 48.80%.


Anivia
a Criofênix
Senna wins against Anivia 44.69% of the time which is 3.22% lower against Anivia than the average opponent.
After normalising both champions win rates Senna wins against Anivia 2.81% less often than would be expected.
The average opponent winrate against Anivia is 47.91%.


Akshan
o Sentinela Rebelde
Senna wins against Akshan 45.23% of the time which is 3.11% lower against Akshan than the average opponent.
After normalising both champions win rates Senna wins against Akshan 2.70% less often than would be expected.
The average opponent winrate against Akshan is 48.34%.


Orianna
a Donzela Mecânica
Senna wins against Orianna 45.39% of the time which is 4.73% lower against Orianna than the average opponent.
After normalising both champions win rates Senna wins against Orianna 4.32% less often than would be expected.
The average opponent winrate against Orianna is 50.12%.


Kayle
a Justa
Senna wins against Kayle 45.50% of the time which is 3.11% lower against Kayle than the average opponent.
After normalising both champions win rates Senna wins against Kayle 2.70% less often than would be expected.
The average opponent winrate against Kayle is 48.61%.


Swain
o Grande General Noxiano
Senna wins against Swain 45.61% of the time which is 2.29% lower against Swain than the average opponent.
After normalising both champions win rates Senna wins against Swain 1.88% less often than would be expected.
The average opponent winrate against Swain is 47.90%.


Diana
o Escárnio da Lua
Senna wins against Diana 46.03% of the time which is 1.76% lower against Diana than the average opponent.
After normalising both champions win rates Senna wins against Diana 1.35% less often than would be expected.
The average opponent winrate against Diana is 47.79%.


Syndra
a Soberana Sombria
Senna wins against Syndra 46.51% of the time which is 2.65% lower against Syndra than the average opponent.
After normalising both champions win rates Senna wins against Syndra 2.24% less often than would be expected.
The average opponent winrate against Syndra is 49.16%.


Lissandra
a Bruxa Gélida
Senna wins against Lissandra 46.63% of the time which is 2.09% lower against Lissandra than the average opponent.
After normalising both champions win rates Senna wins against Lissandra 1.68% less often than would be expected.
The average opponent winrate against Lissandra is 48.72%.


Zoe
o Aspecto do Crepúsculo
Senna wins against Zoe 46.76% of the time which is 0.83% lower against Zoe than the average opponent.
After normalising both champions win rates Senna wins against Zoe 0.42% less often than would be expected.
The average opponent winrate against Zoe is 47.59%.


Twisted Fate
o Mestre das Cartas
Senna wins against Twisted Fate 46.96% of the time which is 1.72% lower against Twisted Fate than the average opponent.
After normalising both champions win rates Senna wins against Twisted Fate 1.31% less often than would be expected.
The average opponent winrate against Twisted Fate is 48.68%.


Vex
a Melancolista
Senna wins against Vex 47.08% of the time which is 0.23% lower against Vex than the average opponent.
After normalising both champions win rates Senna wins against Vex 0.18% more often than would be expected.
The average opponent winrate against Vex is 47.31%.


Aurelion Sol
o Forjador de Estrelas
Senna wins against Aurelion Sol 47.08% of the time which is 2.41% lower against Aurelion Sol than the average opponent.
After normalising both champions win rates Senna wins against Aurelion Sol 2.00% less often than would be expected.
The average opponent winrate against Aurelion Sol is 49.49%.


Kassadin
o Andarilho do Vazio
Senna wins against Kassadin 47.45% of the time which is 1.67% lower against Kassadin than the average opponent.
After normalising both champions win rates Senna wins against Kassadin 1.26% less often than would be expected.
The average opponent winrate against Kassadin is 49.12%.


Twitch
o Semeador da Peste
Senna wins against Twitch 47.46% of the time which is 0.22% lower against Twitch than the average opponent.
After normalising both champions win rates Senna wins against Twitch 0.19% more often than would be expected.
The average opponent winrate against Twitch is 47.68%.


Zed
o Mestre das Sombras
Senna wins against Zed 47.51% of the time which is 2.01% lower against Zed than the average opponent.
After normalising both champions win rates Senna wins against Zed 1.60% less often than would be expected.
The average opponent winrate against Zed is 49.52%.


Ekko
o Rapaz que Estilhaçou o Tempo
Senna wins against Ekko 47.60% of the time which is 0.93% lower against Ekko than the average opponent.
After normalising both champions win rates Senna wins against Ekko 0.52% less often than would be expected.
The average opponent winrate against Ekko is 48.53%.


Aurora
a Bruxa Entre Mundos
Senna wins against Aurora 47.74% of the time which is 2.54% lower against Aurora than the average opponent.
After normalising both champions win rates Senna wins against Aurora 2.13% less often than would be expected.
The average opponent winrate against Aurora is 50.28%.


Fizz
o Trapaceiro das Marés
Senna wins against Fizz 47.84% of the time which is 0.67% lower against Fizz than the average opponent.
After normalising both champions win rates Senna wins against Fizz 0.26% less often than would be expected.
The average opponent winrate against Fizz is 48.51%.


Talon
a Sombra da Lâmina
Senna wins against Talon 47.86% of the time which is 0.03% higher against Talon than the average opponent.
After normalising both champions win rates Senna wins against Talon 0.44% more often than would be expected.
The average opponent winrate against Talon is 47.83%.


Veigar
o Pequeno Mestre do Mal
Senna wins against Veigar 48.20% of the time which is 1.22% lower against Veigar than the average opponent.
After normalising both champions win rates Senna wins against Veigar 0.81% less often than would be expected.
The average opponent winrate against Veigar is 49.42%.


Lux
a Dama da Luz
Senna wins against Lux 48.51% of the time which is 0.57% lower against Lux than the average opponent.
After normalising both champions win rates Senna wins against Lux 0.16% less often than would be expected.
The average opponent winrate against Lux is 49.08%.


Akali
a Assassina Renegada
Senna wins against Akali 48.52% of the time which is 0.97% lower against Akali than the average opponent.
After normalising both champions win rates Senna wins against Akali 0.56% less often than would be expected.
The average opponent winrate against Akali is 49.49%.


Tristana
a Artilheira Yordle
Senna wins against Tristana 48.57% of the time which is 4.61% lower against Tristana than the average opponent.
After normalising both champions win rates Senna wins against Tristana 4.20% less often than would be expected.
The average opponent winrate against Tristana is 53.18%.


Naafiri
Fera das Cem Mordidas
Senna wins against Naafiri 48.65% of the time which is 1.44% higher against Naafiri than the average opponent.
After normalising both champions win rates Senna wins against Naafiri 1.85% more often than would be expected.
The average opponent winrate against Naafiri is 47.21%.


Qiyana
a Imperatriz dos Elementos
Senna wins against Qiyana 48.74% of the time which is 1.59% higher against Qiyana than the average opponent.
After normalising both champions win rates Senna wins against Qiyana 2.00% more often than would be expected.
The average opponent winrate against Qiyana is 47.15%.


Ahri
a Raposa de Nove Caudas
Senna wins against Ahri 48.84% of the time which is 1.45% lower against Ahri than the average opponent.
After normalising both champions win rates Senna wins against Ahri 1.04% less often than would be expected.
The average opponent winrate against Ahri is 50.29%.


Taliyah
a Tecelã de Pedras
Senna wins against Taliyah 49.09% of the time which is 0.45% lower against Taliyah than the average opponent.
After normalising both champions win rates Senna wins against Taliyah 0.04% less often than would be expected.
The average opponent winrate against Taliyah is 49.54%.


LeBlanc
a Farsante
Senna wins against LeBlanc 49.18% of the time which is 0.03% higher against LeBlanc than the average opponent.
After normalising both champions win rates Senna wins against LeBlanc 0.44% more often than would be expected.
The average opponent winrate against LeBlanc is 49.15%.


Vladimir
o Sanguinário Escarlate
Senna wins against Vladimir 49.18% of the time which is 0.16% lower against Vladimir than the average opponent.
After normalising both champions win rates Senna wins against Vladimir 0.25% more often than would be expected.
The average opponent winrate against Vladimir is 49.34%.


Viktor
o Arauto do Arcano
Senna wins against Viktor 49.24% of the time which is 1.84% lower against Viktor than the average opponent.
After normalising both champions win rates Senna wins against Viktor 1.43% less often than would be expected.
The average opponent winrate against Viktor is 51.08%.


Ziggs
o Especialista em Hexplosivos
Senna wins against Ziggs 49.68% of the time which is 0.06% higher against Ziggs than the average opponent.
After normalising both champions win rates Senna wins against Ziggs 0.47% more often than would be expected.
The average opponent winrate against Ziggs is 49.62%.


Jayce
o Defensor do Amanhã
Senna wins against Jayce 50.00% of the time which is 0.29% higher against Jayce than the average opponent.
After normalising both champions win rates Senna wins against Jayce 0.70% more often than would be expected.
The average opponent winrate against Jayce is 49.71%.


Irelia
a Dançarina das Lâminas
Senna wins against Irelia 50.29% of the time which is 1.65% higher against Irelia than the average opponent.
After normalising both champions win rates Senna wins against Irelia 2.06% more often than would be expected.
The average opponent winrate against Irelia is 48.64%.


Yasuo
o Imperdoável
Senna wins against Yasuo 51.15% of the time which is 1.18% higher against Yasuo than the average opponent.
After normalising both champions win rates Senna wins against Yasuo 1.59% more often than would be expected.
The average opponent winrate against Yasuo is 49.97%.


Malzahar
o Profeta do Vazio
Senna wins against Malzahar 51.42% of the time which is 2.10% higher against Malzahar than the average opponent.
After normalising both champions win rates Senna wins against Malzahar 2.51% more often than would be expected.
The average opponent winrate against Malzahar is 49.32%.


Smolder
o Filhote Flamejante
Senna wins against Smolder 51.58% of the time which is 1.72% lower against Smolder than the average opponent.
After normalising both champions win rates Senna wins against Smolder 1.31% less often than would be expected.
The average opponent winrate against Smolder is 53.30%.


Sylas
o Abjugado
Senna wins against Sylas 51.59% of the time which is 1.43% higher against Sylas than the average opponent.
After normalising both champions win rates Senna wins against Sylas 1.84% more often than would be expected.
The average opponent winrate against Sylas is 50.16%.


Azir
o Imperador das Areias
Senna wins against Azir 51.76% of the time which is 0.17% higher against Azir than the average opponent.
After normalising both champions win rates Senna wins against Azir 0.58% more often than would be expected.
The average opponent winrate against Azir is 51.59%.


Annie
a Criança Sombria
Senna wins against Annie 51.98% of the time which is 3.28% higher against Annie than the average opponent.
After normalising both champions win rates Senna wins against Annie 3.69% more often than would be expected.
The average opponent winrate against Annie is 48.70%.


Ryze
o Mago Rúnico
Senna wins against Ryze 52.09% of the time which is 2.23% higher against Ryze than the average opponent.
After normalising both champions win rates Senna wins against Ryze 2.64% more often than would be expected.
The average opponent winrate against Ryze is 49.86%.


Xerath
o Mago Ascendente
Senna wins against Xerath 52.16% of the time which is 3.60% higher against Xerath than the average opponent.
After normalising both champions win rates Senna wins against Xerath 4.01% more often than would be expected.
The average opponent winrate against Xerath is 48.56%.


Vel'Koz
o Olho do Vazio
Senna wins against Vel'Koz 52.76% of the time which is 4.25% higher against Vel'Koz than the average opponent.
After normalising both champions win rates Senna wins against Vel'Koz 4.66% more often than would be expected.
The average opponent winrate against Vel'Koz is 48.51%.


Hwei
o Visionário
Senna wins against Hwei 52.83% of the time which is 3.78% higher against Hwei than the average opponent.
After normalising both champions win rates Senna wins against Hwei 4.19% more often than would be expected.
The average opponent winrate against Hwei is 49.05%.


Mel
o Reflexo da Alma
Senna wins against Mel 52.95% of the time which is 0.08% higher against Mel than the average opponent.
After normalising both champions win rates Senna wins against Mel 0.49% more often than would be expected.
The average opponent winrate against Mel is 52.87%.


Yone
o Inesquecido
Senna wins against Yone 53.24% of the time which is 0.34% higher against Yone than the average opponent.
After normalising both champions win rates Senna wins against Yone 0.75% more often than would be expected.
The average opponent winrate against Yone is 52.90%.


Corki
o Bombardeiro Ousado
Senna wins against Corki 53.91% of the time which is 0.12% lower against Corki than the average opponent.
After normalising both champions win rates Senna wins against Corki 0.29% more often than would be expected.
The average opponent winrate against Corki is 54.03%.


Galio
o Colosso
Senna wins against Galio 55.35% of the time which is 6.92% higher against Galio than the average opponent.
After normalising both champions win rates Senna wins against Galio 7.33% more often than would be expected.
The average opponent winrate against Galio is 48.43%.