

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.
Iron Champions Analysed: 3,491,755
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 15.17 is the strongest counter to middle champions of Azir, Twisted Fate & Sylas. While Senna support is countered most by middle champions of Veigar, Lux & Naafiri. Below is a detailed breakdown of Senna support counters against middle champions with a minimum of 100 games.


Veigar
o Pequeno Mestre do Mal
Senna wins against Veigar 39.31% of the time which is 10.65% lower against Veigar than the average opponent.
After normalising both champions win rates Senna wins against Veigar 4.88% less often than would be expected.
The average opponent winrate against Veigar is 49.96%.


Lux
a Dama da Luz
Senna wins against Lux 39.75% of the time which is 10.71% lower against Lux than the average opponent.
After normalising both champions win rates Senna wins against Lux 4.94% less often than would be expected.
The average opponent winrate against Lux is 50.46%.


Naafiri
Fera das Cem Mordidas
Senna wins against Naafiri 40.71% of the time which is 10.27% lower against Naafiri than the average opponent.
After normalising both champions win rates Senna wins against Naafiri 4.50% less often than would be expected.
The average opponent winrate against Naafiri is 50.98%.


Galio
o Colosso
Senna wins against Galio 41.30% of the time which is 8.65% lower against Galio than the average opponent.
After normalising both champions win rates Senna wins against Galio 2.88% less often than would be expected.
The average opponent winrate against Galio is 49.95%.


Kassadin
o Andarilho do Vazio
Senna wins against Kassadin 42.06% of the time which is 10.87% lower against Kassadin than the average opponent.
After normalising both champions win rates Senna wins against Kassadin 5.10% less often than would be expected.
The average opponent winrate against Kassadin is 52.93%.


Ziggs
o Especialista em Hexplosivos
Senna wins against Ziggs 42.22% of the time which is 9.60% lower against Ziggs than the average opponent.
After normalising both champions win rates Senna wins against Ziggs 3.83% less often than would be expected.
The average opponent winrate against Ziggs is 51.82%.


Heimerdinger
o Inventor Idolatrado
Senna wins against Heimerdinger 42.72% of the time which is 5.97% lower against Heimerdinger than the average opponent.
After normalising both champions win rates Senna wins against Heimerdinger 0.21% less often than would be expected.
The average opponent winrate against Heimerdinger is 48.69%.


Malzahar
o Profeta do Vazio
Senna wins against Malzahar 43.33% of the time which is 6.05% lower against Malzahar than the average opponent.
After normalising both champions win rates Senna wins against Malzahar 0.28% less often than would be expected.
The average opponent winrate against Malzahar is 49.38%.


Fizz
o Trapaceiro das Marés
Senna wins against Fizz 43.90% of the time which is 7.37% lower against Fizz than the average opponent.
After normalising both champions win rates Senna wins against Fizz 1.60% less often than would be expected.
The average opponent winrate against Fizz is 51.27%.


Vex
a Melancolista
Senna wins against Vex 44.44% of the time which is 7.48% lower against Vex than the average opponent.
After normalising both champions win rates Senna wins against Vex 1.71% less often than would be expected.
The average opponent winrate against Vex is 51.92%.


Viktor
o Arauto do Arcano
Senna wins against Viktor 44.56% of the time which is 7.08% lower against Viktor than the average opponent.
After normalising both champions win rates Senna wins against Viktor 1.31% less often than would be expected.
The average opponent winrate against Viktor is 51.64%.


Xerath
o Mago Ascendente
Senna wins against Xerath 44.64% of the time which is 6.32% lower 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 50.96%.


Diana
o Escárnio da Lua
Senna wins against Diana 45.39% of the time which is 6.45% lower against Diana than the average opponent.
After normalising both champions win rates Senna wins against Diana 0.68% less often than would be expected.
The average opponent winrate against Diana is 51.84%.


Brand
a Vingança Flamejante
Senna wins against Brand 45.45% of the time which is 5.43% lower against Brand than the average opponent.
After normalising both champions win rates Senna wins against Brand 0.34% more often than would be expected.
The average opponent winrate against Brand is 50.88%.


Yasuo
o Imperdoável
Senna wins against Yasuo 45.64% of the time which is 6.37% lower against Yasuo than the average opponent.
After normalising both champions win rates Senna wins against Yasuo 0.60% less often than would be expected.
The average opponent winrate against Yasuo is 52.01%.


Mel
o Reflexo da Alma
Senna wins against Mel 46.26% of the time which is 6.12% lower against Mel than the average opponent.
After normalising both champions win rates Senna wins against Mel 0.35% less often than would be expected.
The average opponent winrate against Mel is 52.38%.


Ryze
o Mago Rúnico
Senna wins against Ryze 46.34% of the time which is 5.94% lower against Ryze than the average opponent.
After normalising both champions win rates Senna wins against Ryze 0.17% less often than would be expected.
The average opponent winrate against Ryze is 52.28%.


Ekko
o Rapaz que Estilhaçou o Tempo
Senna wins against Ekko 46.42% of the time which is 6.03% lower against Ekko than the average opponent.
After normalising both champions win rates Senna wins against Ekko 0.26% less often than would be expected.
The average opponent winrate against Ekko is 52.45%.


LeBlanc
a Farsante
Senna wins against LeBlanc 46.89% of the time which is 6.48% lower against LeBlanc than the average opponent.
After normalising both champions win rates Senna wins against LeBlanc 0.71% less often than would be expected.
The average opponent winrate against LeBlanc is 53.37%.


Aurora
a Bruxa Entre Mundos
Senna wins against Aurora 47.20% of the time which is 6.41% lower against Aurora than the average opponent.
After normalising both champions win rates Senna wins against Aurora 0.64% less often than would be expected.
The average opponent winrate against Aurora is 53.61%.


Akali
a Assassina Renegada
Senna wins against Akali 47.40% of the time which is 5.66% lower against Akali than the average opponent.
After normalising both champions win rates Senna wins against Akali 0.11% more often than would be expected.
The average opponent winrate against Akali is 53.06%.


Akshan
o Sentinela Rebelde
Senna wins against Akshan 47.41% of the time which is 8.16% lower against Akshan than the average opponent.
After normalising both champions win rates Senna wins against Akshan 2.41% less often than would be expected.
The average opponent winrate against Akshan is 55.57%.


Morgana
a Caída
Senna wins against Morgana 47.86% of the time which is 1.30% lower against Morgana than the average opponent.
After normalising both champions win rates Senna wins against Morgana 4.47% more often than would be expected.
The average opponent winrate against Morgana is 49.16%.


Ahri
a Raposa de Nove Caudas
Senna wins against Ahri 47.89% of the time which is 5.53% lower against Ahri than the average opponent.
After normalising both champions win rates Senna wins against Ahri 0.24% more often than would be expected.
The average opponent winrate against Ahri is 53.42%.


Orianna
a Donzela Mecânica
Senna wins against Orianna 48.02% of the time which is 5.25% lower against Orianna than the average opponent.
After normalising both champions win rates Senna wins against Orianna 0.52% more often than would be expected.
The average opponent winrate against Orianna is 53.27%.


Lissandra
a Bruxa Gélida
Senna wins against Lissandra 48.39% of the time which is 4.50% lower against Lissandra than the average opponent.
After normalising both champions win rates Senna wins against Lissandra 1.27% more often than would be expected.
The average opponent winrate against Lissandra is 52.89%.


Katarina
a Lâmina Sinistra
Senna wins against Katarina 48.58% of the time which is 5.88% lower against Katarina than the average opponent.
After normalising both champions win rates Senna wins against Katarina 0.12% less often than would be expected.
The average opponent winrate against Katarina is 54.46%.


Aurelion Sol
o Forjador de Estrelas
Senna wins against Aurelion Sol 48.70% of the time which is 2.27% lower against Aurelion Sol than the average opponent.
After normalising both champions win rates Senna wins against Aurelion Sol 3.50% more often than would be expected.
The average opponent winrate against Aurelion Sol is 50.97%.


Irelia
a Dançarina das Lâminas
Senna wins against Irelia 49.02% of the time which is 3.72% lower against Irelia than the average opponent.
After normalising both champions win rates Senna wins against Irelia 2.05% more often than would be expected.
The average opponent winrate against Irelia is 52.74%.


Yone
o Inesquecido
Senna wins against Yone 49.07% of the time which is 4.09% lower against Yone than the average opponent.
After normalising both champions win rates Senna wins against Yone 1.68% more often than would be expected.
The average opponent winrate against Yone is 53.16%.


Zoe
o Aspecto do Crepúsculo
Senna wins against Zoe 49.40% of the time which is 6.73% lower against Zoe than the average opponent.
After normalising both champions win rates Senna wins against Zoe 0.98% less often than would be expected.
The average opponent winrate against Zoe is 56.13%.


Annie
a Criança Sombria
Senna wins against Annie 49.60% of the time which is 3.87% lower against Annie than the average opponent.
After normalising both champions win rates Senna wins against Annie 1.90% more often than would be expected.
The average opponent winrate against Annie is 53.47%.


Vladimir
o Sanguinário Escarlate
Senna wins against Vladimir 49.62% of the time which is 4.12% lower against Vladimir than the average opponent.
After normalising both champions win rates Senna wins against Vladimir 1.65% more often than would be expected.
The average opponent winrate against Vladimir is 53.74%.


Qiyana
a Imperatriz dos Elementos
Senna wins against Qiyana 50.00% of the time which is 7.20% lower against Qiyana than the average opponent.
After normalising both champions win rates Senna wins against Qiyana 1.47% less often than would be expected.
The average opponent winrate against Qiyana is 57.20%.


Zed
o Mestre das Sombras
Senna wins against Zed 51.24% of the time which is 3.27% lower against Zed than the average opponent.
After normalising both champions win rates Senna wins against Zed 2.49% more often than would be expected.
The average opponent winrate against Zed is 54.51%.


Syndra
a Soberana Sombria
Senna wins against Syndra 52.87% of the time which is 0.09% lower against Syndra than the average opponent.
After normalising both champions win rates Senna wins against Syndra 5.68% more often than would be expected.
The average opponent winrate against Syndra is 52.96%.


Hwei
o Visionário
Senna wins against Hwei 53.11% of the time which is 0.30% higher against Hwei than the average opponent.
After normalising both champions win rates Senna wins against Hwei 6.07% more often than would be expected.
The average opponent winrate against Hwei is 52.81%.


Sylas
o Abjugado
Senna wins against Sylas 53.70% of the time which is 0.26% lower against Sylas than the average opponent.
After normalising both champions win rates Senna wins against Sylas 5.51% more often than would be expected.
The average opponent winrate against Sylas is 53.96%.


Twisted Fate
o Mestre das Cartas
Senna wins against Twisted Fate 54.01% of the time which is 1.06% higher against Twisted Fate than the average opponent.
After normalising both champions win rates Senna wins against Twisted Fate 6.83% more often than would be expected.
The average opponent winrate against Twisted Fate is 52.95%.


Azir
o Imperador das Areias
Senna wins against Azir 55.22% of the time which is 0.49% lower against Azir than the average opponent.
After normalising both champions win rates Senna wins against Azir 5.26% more often than would be expected.
The average opponent winrate against Azir is 55.71%.