

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: 4,107,012
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 15.9 is the strongest counter to middle champions of Swain, Mel & Aurelion Sol. While Senna support is countered most by middle champions of Zoé, Cassiopeia & Akshan. Below is a detailed breakdown of Senna support counters against middle champions with a minimum of 100 games.


Zoé
Manifestation du Crépuscule
Senna wins against Zoé 43.86% of the time which is 3.74% lower against Zoé than the average opponent.
After normalising both champions win rates Senna wins against Zoé 4.74% less often than would be expected.
The average opponent winrate against Zoé is 47.60%.


Cassiopeia
Étreinte du serpent
Senna wins against Cassiopeia 43.97% of the time which is 3.74% lower against Cassiopeia than the average opponent.
After normalising both champions win rates Senna wins against Cassiopeia 4.74% less often than would be expected.
The average opponent winrate against Cassiopeia is 47.71%.


Akshan
Sentinelle rebelle
Senna wins against Akshan 44.94% of the time which is 3.60% lower against Akshan than the average opponent.
After normalising both champions win rates Senna wins against Akshan 4.60% less often than would be expected.
The average opponent winrate against Akshan is 48.54%.


Talon
Lame des ténèbres
Senna wins against Talon 47.37% of the time which is 0.74% lower against Talon than the average opponent.
After normalising both champions win rates Senna wins against Talon 1.74% less often than would be expected.
The average opponent winrate against Talon is 48.11%.


Kennen
Cœur de la tempête
Senna wins against Kennen 47.46% of the time which is 1.67% higher against Kennen than the average opponent.
After normalising both champions win rates Senna wins against Kennen 0.67% more often than would be expected.
The average opponent winrate against Kennen is 45.79%.


Taliyah
Tisseuse de pierres
Senna wins against Taliyah 47.85% of the time which is 0.23% higher against Taliyah than the average opponent.
After normalising both champions win rates Senna wins against Taliyah 0.77% less often than would be expected.
The average opponent winrate against Taliyah is 47.62%.


Lissandra
Sorcière de glace
Senna wins against Lissandra 47.89% of the time which is 0.26% lower against Lissandra than the average opponent.
After normalising both champions win rates Senna wins against Lissandra 1.26% less often than would be expected.
The average opponent winrate against Lissandra is 48.15%.


Zed
Maître des ombres
Senna wins against Zed 47.94% of the time which is 1.34% lower against Zed than the average opponent.
After normalising both champions win rates Senna wins against Zed 2.34% less often than would be expected.
The average opponent winrate against Zed is 49.28%.


Galio
Colosse
Senna wins against Galio 47.97% of the time which is 0.83% lower against Galio than the average opponent.
After normalising both champions win rates Senna wins against Galio 1.83% less often than would be expected.
The average opponent winrate against Galio is 48.80%.


Xerath
Mage suprême
Senna wins against Xerath 47.98% of the time which is 0.50% lower against Xerath than the average opponent.
After normalising both champions win rates Senna wins against Xerath 1.50% less often than would be expected.
The average opponent winrate against Xerath is 48.48%.


Syndra
Souveraine obscure
Senna wins against Syndra 48.05% of the time which is 1.67% lower against Syndra than the average opponent.
After normalising both champions win rates Senna wins against Syndra 2.67% less often than would be expected.
The average opponent winrate against Syndra is 49.72%.


Orianna
Demoiselle mécanique
Senna wins against Orianna 48.21% of the time which is 0.93% lower against Orianna than the average opponent.
After normalising both champions win rates Senna wins against Orianna 1.93% less often than would be expected.
The average opponent winrate against Orianna is 49.14%.


Veigar
Seigneur des maléfices
Senna wins against Veigar 48.31% of the time which is 0.41% lower against Veigar than the average opponent.
After normalising both champions win rates Senna wins against Veigar 1.41% less often than would be expected.
The average opponent winrate against Veigar is 48.72%.


Vex
Ombre du désespoir
Senna wins against Vex 49.19% of the time which is 3.22% higher against Vex than the average opponent.
After normalising both champions win rates Senna wins against Vex 2.22% more often than would be expected.
The average opponent winrate against Vex is 45.97%.


Qiyana
Impératrice des éléments
Senna wins against Qiyana 49.43% of the time which is 0.74% higher against Qiyana than the average opponent.
After normalising both champions win rates Senna wins against Qiyana 0.26% less often than would be expected.
The average opponent winrate against Qiyana is 48.69%.


Yasuo
Disgracié
Senna wins against Yasuo 49.45% of the time which is 0.58% lower against Yasuo than the average opponent.
After normalising both champions win rates Senna wins against Yasuo 1.58% less often than would be expected.
The average opponent winrate against Yasuo is 50.03%.


Diana
Mépris de la lune
Senna wins against Diana 49.66% of the time which is 2.11% higher against Diana than the average opponent.
After normalising both champions win rates Senna wins against Diana 1.11% more often than would be expected.
The average opponent winrate against Diana is 47.55%.


Anivia
Cryophénix
Senna wins against Anivia 50.00% of the time which is 2.39% higher against Anivia than the average opponent.
After normalising both champions win rates Senna wins against Anivia 1.39% more often than would be expected.
The average opponent winrate against Anivia is 47.61%.


Kayle
Vertueuse
Senna wins against Kayle 50.00% of the time which is 2.62% higher against Kayle than the average opponent.
After normalising both champions win rates Senna wins against Kayle 1.62% more often than would be expected.
The average opponent winrate against Kayle is 47.38%.


Hwei
Visionnaire
Senna wins against Hwei 50.10% of the time which is 1.32% higher against Hwei than the average opponent.
After normalising both champions win rates Senna wins against Hwei 0.32% more often than would be expected.
The average opponent winrate against Hwei is 48.78%.


LeBlanc
Manipulatrice
Senna wins against LeBlanc 50.12% of the time which is 0.92% higher against LeBlanc than the average opponent.
After normalising both champions win rates Senna wins against LeBlanc 0.08% less often than would be expected.
The average opponent winrate against LeBlanc is 49.20%.


Ryze
Mage runique
Senna wins against Ryze 50.19% of the time which is 0.20% lower against Ryze than the average opponent.
After normalising both champions win rates Senna wins against Ryze 1.20% less often than would be expected.
The average opponent winrate against Ryze is 50.39%.


Malzahar
Prophète du Néant
Senna wins against Malzahar 50.48% of the time which is 1.93% higher against Malzahar than the average opponent.
After normalising both champions win rates Senna wins against Malzahar 0.93% more often than would be expected.
The average opponent winrate against Malzahar is 48.55%.


Katarina
Lame sinistre
Senna wins against Katarina 50.49% of the time which is 2.18% higher against Katarina than the average opponent.
After normalising both champions win rates Senna wins against Katarina 1.18% more often than would be expected.
The average opponent winrate against Katarina is 48.31%.


Ahri
Renard à neuf queues
Senna wins against Ahri 50.69% of the time which is 1.71% higher against Ahri than the average opponent.
After normalising both champions win rates Senna wins against Ahri 0.71% more often than would be expected.
The average opponent winrate against Ahri is 48.98%.


Yone
Inoublié
Senna wins against Yone 50.71% of the time which is 2.16% lower against Yone than the average opponent.
After normalising both champions win rates Senna wins against Yone 3.16% less often than would be expected.
The average opponent winrate against Yone is 52.87%.


Twisted Fate
Maître des cartes
Senna wins against Twisted Fate 50.87% of the time which is 0.34% higher against Twisted Fate than the average opponent.
After normalising both champions win rates Senna wins against Twisted Fate 0.66% less often than would be expected.
The average opponent winrate against Twisted Fate is 50.53%.


Ekko
Fractureur du temps
Senna wins against Ekko 50.97% of the time which is 2.42% higher against Ekko than the average opponent.
After normalising both champions win rates Senna wins against Ekko 1.42% more often than would be expected.
The average opponent winrate against Ekko is 48.55%.


Viktor
Héraut de l'arcane
Senna wins against Viktor 51.01% of the time which is 0.85% higher against Viktor than the average opponent.
After normalising both champions win rates Senna wins against Viktor 0.15% less often than would be expected.
The average opponent winrate against Viktor is 50.16%.


Irelia
Danseuse des lames
Senna wins against Irelia 51.15% of the time which is 0.77% higher against Irelia than the average opponent.
After normalising both champions win rates Senna wins against Irelia 0.23% less often than would be expected.
The average opponent winrate against Irelia is 50.38%.


Fizz
Filou des mers
Senna wins against Fizz 51.52% of the time which is 2.52% higher against Fizz than the average opponent.
After normalising both champions win rates Senna wins against Fizz 1.52% more often than would be expected.
The average opponent winrate against Fizz is 49.00%.


Annie
Enfant des ténèbres
Senna wins against Annie 51.97% of the time which is 4.20% higher against Annie than the average opponent.
After normalising both champions win rates Senna wins against Annie 3.20% more often than would be expected.
The average opponent winrate against Annie is 47.77%.


Akali
Assassin rebelle
Senna wins against Akali 52.16% of the time which is 3.15% higher against Akali than the average opponent.
After normalising both champions win rates Senna wins against Akali 2.15% more often than would be expected.
The average opponent winrate against Akali is 49.01%.


Lux
Dame de lumière
Senna wins against Lux 52.41% of the time which is 3.23% higher against Lux than the average opponent.
After normalising both champions win rates Senna wins against Lux 2.23% more often than would be expected.
The average opponent winrate against Lux is 49.18%.


Vladimir
Saigneur pourpre
Senna wins against Vladimir 52.66% of the time which is 4.26% higher against Vladimir than the average opponent.
After normalising both champions win rates Senna wins against Vladimir 3.26% more often than would be expected.
The average opponent winrate against Vladimir is 48.40%.


Sylas
Révolutionnaire déchaîné
Senna wins against Sylas 53.17% of the time which is 3.60% higher against Sylas than the average opponent.
After normalising both champions win rates Senna wins against Sylas 2.60% more often than would be expected.
The average opponent winrate against Sylas is 49.57%.


Vel'Koz
Œil du Néant
Senna wins against Vel'Koz 53.52% of the time which is 5.76% higher against Vel'Koz than the average opponent.
After normalising both champions win rates Senna wins against Vel'Koz 4.76% more often than would be expected.
The average opponent winrate against Vel'Koz is 47.76%.


Kassadin
Chasseur du Néant
Senna wins against Kassadin 54.19% of the time which is 5.15% higher against Kassadin than the average opponent.
After normalising both champions win rates Senna wins against Kassadin 4.15% more often than would be expected.
The average opponent winrate against Kassadin is 49.04%.


Azir
Empereur des sables
Senna wins against Azir 54.34% of the time which is 3.37% higher against Azir than the average opponent.
After normalising both champions win rates Senna wins against Azir 2.37% more often than would be expected.
The average opponent winrate against Azir is 50.97%.


Aurora
Sorcière d'entre les mondes
Senna wins against Aurora 54.47% of the time which is 4.33% higher against Aurora than the average opponent.
After normalising both champions win rates Senna wins against Aurora 3.33% more often than would be expected.
The average opponent winrate against Aurora is 50.14%.


Aurelion Sol
Forgeur d'étoiles
Senna wins against Aurelion Sol 55.17% of the time which is 6.06% higher against Aurelion Sol than the average opponent.
After normalising both champions win rates Senna wins against Aurelion Sol 5.06% more often than would be expected.
The average opponent winrate against Aurelion Sol is 49.11%.


Mel
Reflet de l'âme
Senna wins against Mel 56.83% of the time which is 5.66% higher against Mel than the average opponent.
After normalising both champions win rates Senna wins against Mel 4.66% more often than would be expected.
The average opponent winrate against Mel is 51.17%.


Swain
Grand général noxien
Senna wins against Swain 60.38% of the time which is 11.63% higher against Swain than the average opponent.
After normalising both champions win rates Senna wins against Swain 10.63% more often than would be expected.
The average opponent winrate against Swain is 48.75%.