

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: 4,794,431
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 Kassadin, Twisted Fate & Malzahar. While Senna support is countered most by middle champions of Kayle, Vel'Koz & Cassiopeia. Below is a detailed breakdown of Senna support counters against middle champions with a minimum of 100 games.


Kayle
Vertueuse
Senna wins against Kayle 38.57% of the time which is 7.96% lower against Kayle than the average opponent.
After normalising both champions win rates Senna wins against Kayle 9.54% less often than would be expected.
The average opponent winrate against Kayle is 46.53%.


Vel'Koz
Œil du Néant
Senna wins against Vel'Koz 40.00% of the time which is 6.89% lower against Vel'Koz than the average opponent.
After normalising both champions win rates Senna wins against Vel'Koz 8.47% less often than would be expected.
The average opponent winrate against Vel'Koz is 46.89%.


Cassiopeia
Étreinte du serpent
Senna wins against Cassiopeia 42.96% of the time which is 4.47% lower against Cassiopeia than the average opponent.
After normalising both champions win rates Senna wins against Cassiopeia 6.05% less often than would be expected.
The average opponent winrate against Cassiopeia is 47.43%.


Vex
Ombre du désespoir
Senna wins against Vex 44.19% of the time which is 3.32% lower against Vex than the average opponent.
After normalising both champions win rates Senna wins against Vex 4.90% less often than would be expected.
The average opponent winrate against Vex is 47.51%.


Katarina
Lame sinistre
Senna wins against Katarina 45.96% of the time which is 2.26% lower against Katarina than the average opponent.
After normalising both champions win rates Senna wins against Katarina 3.84% less often than would be expected.
The average opponent winrate against Katarina is 48.22%.


Akshan
Sentinelle rebelle
Senna wins against Akshan 46.92% of the time which is 1.82% lower against Akshan than the average opponent.
After normalising both champions win rates Senna wins against Akshan 3.40% less often than would be expected.
The average opponent winrate against Akshan is 48.74%.


Ryze
Mage runique
Senna wins against Ryze 47.34% of the time which is 2.19% lower against Ryze than the average opponent.
After normalising both champions win rates Senna wins against Ryze 3.77% less often than would be expected.
The average opponent winrate against Ryze is 49.53%.


Xerath
Mage suprême
Senna wins against Xerath 47.88% of the time which is 0.05% lower against Xerath than the average opponent.
After normalising both champions win rates Senna wins against Xerath 1.63% less often than would be expected.
The average opponent winrate against Xerath is 47.93%.


Ahri
Renard à neuf queues
Senna wins against Ahri 48.70% of the time which is 0.05% lower against Ahri than the average opponent.
After normalising both champions win rates Senna wins against Ahri 1.63% less often than would be expected.
The average opponent winrate against Ahri is 48.75%.


Galio
Colosse
Senna wins against Galio 48.75% of the time which is 0.73% higher against Galio than the average opponent.
After normalising both champions win rates Senna wins against Galio 0.85% less often than would be expected.
The average opponent winrate against Galio is 48.02%.


Zoé
Manifestation du Crépuscule
Senna wins against Zoé 48.78% of the time which is 1.07% higher against Zoé than the average opponent.
After normalising both champions win rates Senna wins against Zoé 0.51% less often than would be expected.
The average opponent winrate against Zoé is 47.71%.


Swain
Grand général noxien
Senna wins against Swain 48.85% of the time which is 1.58% higher against Swain than the average opponent.
After normalising both champions win rates Senna wins against Swain 0.00% less often than would be expected.
The average opponent winrate against Swain is 47.27%.


Lux
Dame de lumière
Senna wins against Lux 48.89% of the time which is 0.88% higher against Lux than the average opponent.
After normalising both champions win rates Senna wins against Lux 0.70% less often than would be expected.
The average opponent winrate against Lux is 48.01%.


Qiyana
Impératrice des éléments
Senna wins against Qiyana 49.64% of the time which is 0.77% higher against Qiyana than the average opponent.
After normalising both champions win rates Senna wins against Qiyana 0.81% less often than would be expected.
The average opponent winrate against Qiyana is 48.87%.


Yasuo
Disgracié
Senna wins against Yasuo 49.67% of the time which is 0.21% higher against Yasuo than the average opponent.
After normalising both champions win rates Senna wins against Yasuo 1.37% less often than would be expected.
The average opponent winrate against Yasuo is 49.46%.


Hwei
Visionnaire
Senna wins against Hwei 49.83% of the time which is 0.94% higher against Hwei than the average opponent.
After normalising both champions win rates Senna wins against Hwei 0.64% less often than would be expected.
The average opponent winrate against Hwei is 48.89%.


Lissandra
Sorcière de glace
Senna wins against Lissandra 50.00% of the time which is 2.01% higher against Lissandra than the average opponent.
After normalising both champions win rates Senna wins against Lissandra 0.43% more often than would be expected.
The average opponent winrate against Lissandra is 47.99%.


Talon
Lame des ténèbres
Senna wins against Talon 50.00% of the time which is 1.57% higher against Talon than the average opponent.
After normalising both champions win rates Senna wins against Talon 0.01% less often than would be expected.
The average opponent winrate against Talon is 48.43%.


Anivia
Cryophénix
Senna wins against Anivia 50.19% of the time which is 3.02% higher against Anivia than the average opponent.
After normalising both champions win rates Senna wins against Anivia 1.44% more often than would be expected.
The average opponent winrate against Anivia is 47.17%.


Annie
Enfant des ténèbres
Senna wins against Annie 50.30% of the time which is 2.54% higher against Annie than the average opponent.
After normalising both champions win rates Senna wins against Annie 0.96% more often than would be expected.
The average opponent winrate against Annie is 47.76%.


Fizz
Filou des mers
Senna wins against Fizz 50.39% of the time which is 2.11% higher against Fizz than the average opponent.
After normalising both champions win rates Senna wins against Fizz 0.53% more often than would be expected.
The average opponent winrate against Fizz is 48.28%.


Vladimir
Saigneur pourpre
Senna wins against Vladimir 50.45% of the time which is 2.07% higher against Vladimir than the average opponent.
After normalising both champions win rates Senna wins against Vladimir 0.49% more often than would be expected.
The average opponent winrate against Vladimir is 48.38%.


Syndra
Souveraine obscure
Senna wins against Syndra 50.61% of the time which is 1.22% higher against Syndra than the average opponent.
After normalising both champions win rates Senna wins against Syndra 0.36% less often than would be expected.
The average opponent winrate against Syndra is 49.39%.


Akali
Assassin rebelle
Senna wins against Akali 50.89% of the time which is 1.52% higher against Akali than the average opponent.
After normalising both champions win rates Senna wins against Akali 0.06% less often than would be expected.
The average opponent winrate against Akali is 49.37%.


Kennen
Cœur de la tempête
Senna wins against Kennen 51.09% of the time which is 3.57% higher against Kennen than the average opponent.
After normalising both champions win rates Senna wins against Kennen 1.99% more often than would be expected.
The average opponent winrate against Kennen is 47.52%.


Ekko
Fractureur du temps
Senna wins against Ekko 51.25% of the time which is 3.03% higher against Ekko than the average opponent.
After normalising both champions win rates Senna wins against Ekko 1.45% more often than would be expected.
The average opponent winrate against Ekko is 48.22%.


LeBlanc
Manipulatrice
Senna wins against LeBlanc 51.39% of the time which is 1.34% higher against LeBlanc than the average opponent.
After normalising both champions win rates Senna wins against LeBlanc 0.24% less often than would be expected.
The average opponent winrate against LeBlanc is 50.05%.


Yone
Inoublié
Senna wins against Yone 51.44% of the time which is 1.12% lower against Yone than the average opponent.
After normalising both champions win rates Senna wins against Yone 2.70% less often than would be expected.
The average opponent winrate against Yone is 52.56%.


Azir
Empereur des sables
Senna wins against Azir 51.49% of the time which is 1.39% higher against Azir than the average opponent.
After normalising both champions win rates Senna wins against Azir 0.19% less often than would be expected.
The average opponent winrate against Azir is 50.10%.


Diana
Mépris de la lune
Senna wins against Diana 51.96% of the time which is 4.57% higher against Diana than the average opponent.
After normalising both champions win rates Senna wins against Diana 2.99% more often than would be expected.
The average opponent winrate against Diana is 47.39%.


Orianna
Demoiselle mécanique
Senna wins against Orianna 52.11% of the time which is 2.95% higher against Orianna than the average opponent.
After normalising both champions win rates Senna wins against Orianna 1.37% more often than would be expected.
The average opponent winrate against Orianna is 49.16%.


Veigar
Seigneur des maléfices
Senna wins against Veigar 52.29% of the time which is 3.98% higher against Veigar than the average opponent.
After normalising both champions win rates Senna wins against Veigar 2.40% more often than would be expected.
The average opponent winrate against Veigar is 48.31%.


Mel
Reflet de l'âme
Senna wins against Mel 52.62% of the time which is 2.14% higher against Mel than the average opponent.
After normalising both champions win rates Senna wins against Mel 0.56% more often than would be expected.
The average opponent winrate against Mel is 50.48%.


Irelia
Danseuse des lames
Senna wins against Irelia 52.68% of the time which is 3.40% higher against Irelia than the average opponent.
After normalising both champions win rates Senna wins against Irelia 1.82% more often than would be expected.
The average opponent winrate against Irelia is 49.28%.


Aurora
Sorcière d'entre les mondes
Senna wins against Aurora 52.76% of the time which is 1.46% higher against Aurora than the average opponent.
After normalising both champions win rates Senna wins against Aurora 0.12% less often than would be expected.
The average opponent winrate against Aurora is 51.30%.


Cho'Gath
Terreur noire
Senna wins against Cho'Gath 53.33% of the time which is 7.04% higher against Cho'Gath than the average opponent.
After normalising both champions win rates Senna wins against Cho'Gath 5.46% more often than would be expected.
The average opponent winrate against Cho'Gath is 46.29%.


Naafiri
la meute de fer
Senna wins against Naafiri 53.33% of the time which is 7.24% higher against Naafiri than the average opponent.
After normalising both champions win rates Senna wins against Naafiri 5.66% more often than would be expected.
The average opponent winrate against Naafiri is 46.09%.


Taliyah
Tisseuse de pierres
Senna wins against Taliyah 53.35% of the time which is 4.89% higher against Taliyah than the average opponent.
After normalising both champions win rates Senna wins against Taliyah 3.31% more often than would be expected.
The average opponent winrate against Taliyah is 48.46%.


Aurelion Sol
Forgeur d'étoiles
Senna wins against Aurelion Sol 53.44% of the time which is 4.15% higher against Aurelion Sol than the average opponent.
After normalising both champions win rates Senna wins against Aurelion Sol 2.57% more often than would be expected.
The average opponent winrate against Aurelion Sol is 49.29%.


Jayce
Protecteur du futur
Senna wins against Jayce 53.66% of the time which is 2.98% higher against Jayce than the average opponent.
After normalising both champions win rates Senna wins against Jayce 1.40% more often than would be expected.
The average opponent winrate against Jayce is 50.68%.


Zed
Maître des ombres
Senna wins against Zed 53.77% of the time which is 4.70% higher against Zed than the average opponent.
After normalising both champions win rates Senna wins against Zed 3.12% more often than would be expected.
The average opponent winrate against Zed is 49.07%.


Viktor
Héraut de l'arcane
Senna wins against Viktor 53.88% of the time which is 3.93% higher against Viktor than the average opponent.
After normalising both champions win rates Senna wins against Viktor 2.35% more often than would be expected.
The average opponent winrate against Viktor is 49.95%.


Sylas
Révolutionnaire déchaîné
Senna wins against Sylas 54.19% of the time which is 4.06% higher against Sylas than the average opponent.
After normalising both champions win rates Senna wins against Sylas 2.48% more often than would be expected.
The average opponent winrate against Sylas is 50.13%.


Malzahar
Prophète du Néant
Senna wins against Malzahar 54.30% of the time which is 6.15% higher against Malzahar than the average opponent.
After normalising both champions win rates Senna wins against Malzahar 4.57% more often than would be expected.
The average opponent winrate against Malzahar is 48.15%.


Twisted Fate
Maître des cartes
Senna wins against Twisted Fate 54.37% of the time which is 3.25% higher against Twisted Fate than the average opponent.
After normalising both champions win rates Senna wins against Twisted Fate 1.67% more often than would be expected.
The average opponent winrate against Twisted Fate is 51.12%.


Kassadin
Chasseur du Néant
Senna wins against Kassadin 55.38% of the time which is 5.79% higher against Kassadin than the average opponent.
After normalising both champions win rates Senna wins against Kassadin 4.21% more often than would be expected.
The average opponent winrate against Kassadin is 49.59%.