

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: 96,638,410
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 bottom Counters
Senna support on Patch 15.9 is the strongest counter to bottom champions of Cho'Gath, Anivia & Sylas. While Senna support is countered most by bottom champions of Heimerdinger, Annie & Aurelion Sol. Below is a detailed breakdown of Senna support counters against bottom champions with a minimum of 100 games.


Heimerdinger
Inventeur réputé
Senna wins against Heimerdinger 41.55% of the time which is 6.26% lower against Heimerdinger than the average opponent.
After normalising both champions win rates Senna wins against Heimerdinger 4.73% less often than would be expected.
The average opponent winrate against Heimerdinger is 47.81%.


Annie
Enfant des ténèbres
Senna wins against Annie 41.82% of the time which is 7.82% lower against Annie than the average opponent.
After normalising both champions win rates Senna wins against Annie 6.28% less often than would be expected.
The average opponent winrate against Annie is 49.64%.


Aurelion Sol
Forgeur d'étoiles
Senna wins against Aurelion Sol 42.18% of the time which is 3.56% lower against Aurelion Sol than the average opponent.
After normalising both champions win rates Senna wins against Aurelion Sol 2.04% less often than would be expected.
The average opponent winrate against Aurelion Sol is 45.74%.


Karthus
Liche
Senna wins against Karthus 43.19% of the time which is 4.05% lower against Karthus than the average opponent.
After normalising both champions win rates Senna wins against Karthus 2.52% less often than would be expected.
The average opponent winrate against Karthus is 47.24%.


Yone
Inoublié
Senna wins against Yone 44.87% of the time which is 9.11% lower against Yone than the average opponent.
After normalising both champions win rates Senna wins against Yone 7.58% less often than would be expected.
The average opponent winrate against Yone is 53.98%.


Kog'Maw
Gueule des abysses
Senna wins against Kog'Maw 45.30% of the time which is 2.27% lower against Kog'Maw than the average opponent.
After normalising both champions win rates Senna wins against Kog'Maw 0.74% less often than would be expected.
The average opponent winrate against Kog'Maw is 47.57%.


Twitch
Semeur de peste
Senna wins against Twitch 46.13% of the time which is 2.68% lower against Twitch than the average opponent.
After normalising both champions win rates Senna wins against Twitch 1.14% less often than would be expected.
The average opponent winrate against Twitch is 48.81%.


Swain
Grand général noxien
Senna wins against Swain 46.14% of the time which is 0.47% lower against Swain than the average opponent.
After normalising both champions win rates Senna wins against Swain 1.06% more often than would be expected.
The average opponent winrate against Swain is 46.61%.


Zyra
Dame aux ronces
Senna wins against Zyra 46.15% of the time which is 4.19% lower against Zyra than the average opponent.
After normalising both champions win rates Senna wins against Zyra 2.65% less often than would be expected.
The average opponent winrate against Zyra is 50.34%.


Hwei
Visionnaire
Senna wins against Hwei 46.29% of the time which is 1.02% lower against Hwei than the average opponent.
After normalising both champions win rates Senna wins against Hwei 0.51% more often than would be expected.
The average opponent winrate against Hwei is 47.31%.


Teemo
Éclaireur de Bandle
Senna wins against Teemo 46.30% of the time which is 3.41% lower against Teemo than the average opponent.
After normalising both champions win rates Senna wins against Teemo 1.87% less often than would be expected.
The average opponent winrate against Teemo is 49.71%.


Lux
Dame de lumière
Senna wins against Lux 46.37% of the time which is 2.56% lower against Lux than the average opponent.
After normalising both champions win rates Senna wins against Lux 1.02% less often than would be expected.
The average opponent winrate against Lux is 48.93%.


Ziggs
Expert des Hexplosifs
Senna wins against Ziggs 46.62% of the time which is 2.13% lower against Ziggs than the average opponent.
After normalising both champions win rates Senna wins against Ziggs 0.59% less often than would be expected.
The average opponent winrate against Ziggs is 48.75%.


Séraphine
Chanteuse rêveuse
Senna wins against Séraphine 46.65% of the time which is 2.04% lower against Séraphine than the average opponent.
After normalising both champions win rates Senna wins against Séraphine 0.50% less often than would be expected.
The average opponent winrate against Séraphine is 48.69%.


Miss Fortune
Chasseuse de primes
Senna wins against Miss Fortune 46.74% of the time which is 1.64% lower against Miss Fortune than the average opponent.
After normalising both champions win rates Senna wins against Miss Fortune 0.10% less often than would be expected.
The average opponent winrate against Miss Fortune is 48.38%.


Vel'Koz
Œil du Néant
Senna wins against Vel'Koz 46.76% of the time which is 1.19% lower against Vel'Koz than the average opponent.
After normalising both champions win rates Senna wins against Vel'Koz 0.35% more often than would be expected.
The average opponent winrate against Vel'Koz is 47.95%.


Brand
Vengeur flamboyant
Senna wins against Brand 46.77% of the time which is 1.38% lower against Brand than the average opponent.
After normalising both champions win rates Senna wins against Brand 0.16% more often than would be expected.
The average opponent winrate against Brand is 48.15%.


Jinx
Gâchette folle
Senna wins against Jinx 46.78% of the time which is 1.58% lower against Jinx than the average opponent.
After normalising both champions win rates Senna wins against Jinx 0.04% less often than would be expected.
The average opponent winrate against Jinx is 48.36%.


Jhin
Virtuose
Senna wins against Jhin 47.03% of the time which is 2.53% lower against Jhin than the average opponent.
After normalising both champions win rates Senna wins against Jhin 0.99% less often than would be expected.
The average opponent winrate against Jhin is 49.56%.


Nilah
Joie incarnée
Senna wins against Nilah 47.18% of the time which is 0.58% higher against Nilah than the average opponent.
After normalising both champions win rates Senna wins against Nilah 2.11% more often than would be expected.
The average opponent winrate against Nilah is 46.60%.


Veigar
Seigneur des maléfices
Senna wins against Veigar 47.21% of the time which is 0.16% higher against Veigar than the average opponent.
After normalising both champions win rates Senna wins against Veigar 1.69% more often than would be expected.
The average opponent winrate against Veigar is 47.05%.


Tristana
Canonnière yordle
Senna wins against Tristana 47.34% of the time which is 2.49% lower against Tristana than the average opponent.
After normalising both champions win rates Senna wins against Tristana 0.95% less often than would be expected.
The average opponent winrate against Tristana is 49.83%.


Caitlyn
Shérif de Piltover
Senna wins against Caitlyn 47.53% of the time which is 2.84% lower against Caitlyn than the average opponent.
After normalising both champions win rates Senna wins against Caitlyn 1.30% less often than would be expected.
The average opponent winrate against Caitlyn is 50.37%.


Viktor
Héraut de l'arcane
Senna wins against Viktor 47.55% of the time which is 0.54% lower against Viktor than the average opponent.
After normalising both champions win rates Senna wins against Viktor 1.00% more often than would be expected.
The average opponent winrate against Viktor is 48.09%.


Syndra
Souveraine obscure
Senna wins against Syndra 47.72% of the time which is 2.83% lower against Syndra than the average opponent.
After normalising both champions win rates Senna wins against Syndra 1.29% less often than would be expected.
The average opponent winrate against Syndra is 50.55%.


Morgana
Déchue
Senna wins against Morgana 48.17% of the time which is 4.71% lower against Morgana than the average opponent.
After normalising both champions win rates Senna wins against Morgana 3.17% less often than would be expected.
The average opponent winrate against Morgana is 52.88%.


Aphelios
Arme des Lunaris
Senna wins against Aphelios 48.31% of the time which is 2.14% lower against Aphelios than the average opponent.
After normalising both champions win rates Senna wins against Aphelios 0.60% less often than would be expected.
The average opponent winrate against Aphelios is 50.45%.


Cassiopeia
Étreinte du serpent
Senna wins against Cassiopeia 48.44% of the time which is 0.19% higher against Cassiopeia than the average opponent.
After normalising both champions win rates Senna wins against Cassiopeia 1.73% more often than would be expected.
The average opponent winrate against Cassiopeia is 48.25%.


Mel
Reflet de l'âme
Senna wins against Mel 48.55% of the time which is 1.13% lower against Mel than the average opponent.
After normalising both champions win rates Senna wins against Mel 0.41% more often than would be expected.
The average opponent winrate against Mel is 49.68%.


Ashe
Archère de givre
Senna wins against Ashe 48.57% of the time which is 1.57% lower against Ashe than the average opponent.
After normalising both champions win rates Senna wins against Ashe 0.03% less often than would be expected.
The average opponent winrate against Ashe is 50.14%.


Yasuo
Disgracié
Senna wins against Yasuo 48.61% of the time which is 0.30% higher against Yasuo than the average opponent.
After normalising both champions win rates Senna wins against Yasuo 1.84% more often than would be expected.
The average opponent winrate against Yasuo is 48.31%.


Pantheon
Lance éternelle
Senna wins against Pantheon 48.80% of the time which is 5.96% lower against Pantheon than the average opponent.
After normalising both champions win rates Senna wins against Pantheon 4.43% less often than would be expected.
The average opponent winrate against Pantheon is 54.76%.


Lucian
Purificateur
Senna wins against Lucian 48.94% of the time which is 0.79% lower against Lucian than the average opponent.
After normalising both champions win rates Senna wins against Lucian 0.75% more often than would be expected.
The average opponent winrate against Lucian is 49.73%.


Sivir
Vierge martiale
Senna wins against Sivir 48.95% of the time which is 0.32% lower against Sivir than the average opponent.
After normalising both champions win rates Senna wins against Sivir 1.22% more often than would be expected.
The average opponent winrate against Sivir is 49.27%.


Vayne
Chasseresse nocturne
Senna wins against Vayne 48.97% of the time which is 0.46% higher against Vayne than the average opponent.
After normalising both champions win rates Senna wins against Vayne 2.00% more often than would be expected.
The average opponent winrate against Vayne is 48.51%.


Samira
Rose du désert
Senna wins against Samira 48.97% of the time which is 1.41% lower against Samira than the average opponent.
After normalising both champions win rates Senna wins against Samira 0.13% more often than would be expected.
The average opponent winrate against Samira is 50.38%.


Kindred
Chasseurs éternels
Senna wins against Kindred 49.02% of the time which is 5.75% lower against Kindred than the average opponent.
After normalising both champions win rates Senna wins against Kindred 4.22% less often than would be expected.
The average opponent winrate against Kindred is 54.77%.


Varus
Flèche de la vengeance
Senna wins against Varus 49.79% of the time which is 2.19% lower against Varus than the average opponent.
After normalising both champions win rates Senna wins against Varus 0.65% less often than would be expected.
The average opponent winrate against Varus is 51.98%.


Zeri
Étincelle de Zaun
Senna wins against Zeri 50.04% of the time which is 0.30% lower against Zeri than the average opponent.
After normalising both champions win rates Senna wins against Zeri 1.24% more often than would be expected.
The average opponent winrate against Zeri is 50.34%.


Draven
Glorieux exécuteur
Senna wins against Draven 50.05% of the time which is 1.54% lower against Draven than the average opponent.
After normalising both champions win rates Senna wins against Draven 0.00% less often than would be expected.
The average opponent winrate against Draven is 51.59%.


Xayah
Rebelle
Senna wins against Xayah 50.09% of the time which is 0.22% higher against Xayah than the average opponent.
After normalising both champions win rates Senna wins against Xayah 1.76% more often than would be expected.
The average opponent winrate against Xayah is 49.87%.


Smolder
Dragonnet flamboyant
Senna wins against Smolder 50.23% of the time which is 0.19% higher against Smolder than the average opponent.
After normalising both champions win rates Senna wins against Smolder 1.73% more often than would be expected.
The average opponent winrate against Smolder is 50.04%.


Kai'Sa
Fille du Néant
Senna wins against Kai'Sa 50.47% of the time which is 0.82% lower against Kai'Sa than the average opponent.
After normalising both champions win rates Senna wins against Kai'Sa 0.72% more often than would be expected.
The average opponent winrate against Kai'Sa is 51.29%.


Irelia
Danseuse des lames
Senna wins against Irelia 50.62% of the time which is 3.12% lower against Irelia than the average opponent.
After normalising both champions win rates Senna wins against Irelia 1.59% less often than would be expected.
The average opponent winrate against Irelia is 53.74%.


Katarina
Lame sinistre
Senna wins against Katarina 50.88% of the time which is 0.20% lower against Katarina than the average opponent.
After normalising both champions win rates Senna wins against Katarina 1.34% more often than would be expected.
The average opponent winrate against Katarina is 51.08%.


Taliyah
Tisseuse de pierres
Senna wins against Taliyah 50.98% of the time which is 3.44% higher against Taliyah than the average opponent.
After normalising both champions win rates Senna wins against Taliyah 4.97% more often than would be expected.
The average opponent winrate against Taliyah is 47.54%.


Sion
Colosse mort-vivant
Senna wins against Sion 51.05% of the time which is 1.26% lower against Sion than the average opponent.
After normalising both champions win rates Senna wins against Sion 0.28% more often than would be expected.
The average opponent winrate against Sion is 52.31%.


Akshan
Sentinelle rebelle
Senna wins against Akshan 51.24% of the time which is 1.62% lower against Akshan than the average opponent.
After normalising both champions win rates Senna wins against Akshan 0.08% less often than would be expected.
The average opponent winrate against Akshan is 52.86%.


Malzahar
Prophète du Néant
Senna wins against Malzahar 51.27% of the time which is 3.23% higher against Malzahar than the average opponent.
After normalising both champions win rates Senna wins against Malzahar 4.77% more often than would be expected.
The average opponent winrate against Malzahar is 48.04%.


Corki
Artilleur téméraire
Senna wins against Corki 51.38% of the time which is 0.49% lower against Corki than the average opponent.
After normalising both champions win rates Senna wins against Corki 1.05% more often than would be expected.
The average opponent winrate against Corki is 51.87%.


Ezreal
Explorateur prodigue
Senna wins against Ezreal 51.43% of the time which is 0.96% lower against Ezreal than the average opponent.
After normalising both champions win rates Senna wins against Ezreal 0.58% more often than would be expected.
The average opponent winrate against Ezreal is 52.39%.


Ahri
Renard à neuf queues
Senna wins against Ahri 51.88% of the time which is 0.05% higher against Ahri than the average opponent.
After normalising both champions win rates Senna wins against Ahri 1.59% more often than would be expected.
The average opponent winrate against Ahri is 51.83%.


Sett
Patron
Senna wins against Sett 51.92% of the time which is 2.78% higher against Sett than the average opponent.
After normalising both champions win rates Senna wins against Sett 4.32% more often than would be expected.
The average opponent winrate against Sett is 49.14%.


Neeko
Caméléon curieux
Senna wins against Neeko 52.11% of the time which is 3.59% lower against Neeko than the average opponent.
After normalising both champions win rates Senna wins against Neeko 2.06% less often than would be expected.
The average opponent winrate against Neeko is 55.70%.


Quinn
Ailes de Demacia
Senna wins against Quinn 52.94% of the time which is 0.12% higher against Quinn than the average opponent.
After normalising both champions win rates Senna wins against Quinn 1.66% more often than would be expected.
The average opponent winrate against Quinn is 52.82%.


Tahm Kench
Roi des rivières
Senna wins against Tahm Kench 53.10% of the time which is 3.59% higher against Tahm Kench than the average opponent.
After normalising both champions win rates Senna wins against Tahm Kench 5.13% more often than would be expected.
The average opponent winrate against Tahm Kench is 49.51%.


Twisted Fate
Maître des cartes
Senna wins against Twisted Fate 54.03% of the time which is 1.22% lower against Twisted Fate than the average opponent.
After normalising both champions win rates Senna wins against Twisted Fate 0.31% more often than would be expected.
The average opponent winrate against Twisted Fate is 55.25%.


Kalista
Lance de la vengeance
Senna wins against Kalista 54.31% of the time which is 0.22% higher against Kalista than the average opponent.
After normalising both champions win rates Senna wins against Kalista 1.75% more often than would be expected.
The average opponent winrate against Kalista is 54.09%.


Xerath
Mage suprême
Senna wins against Xerath 54.75% of the time which is 6.55% higher against Xerath than the average opponent.
After normalising both champions win rates Senna wins against Xerath 8.09% more often than would be expected.
The average opponent winrate against Xerath is 48.20%.


Sylas
Révolutionnaire déchaîné
Senna wins against Sylas 55.08% of the time which is 0.79% lower against Sylas than the average opponent.
After normalising both champions win rates Senna wins against Sylas 0.73% more often than would be expected.
The average opponent winrate against Sylas is 55.87%.


Anivia
Cryophénix
Senna wins against Anivia 58.12% of the time which is 5.52% higher against Anivia than the average opponent.
After normalising both champions win rates Senna wins against Anivia 7.06% more often than would be expected.
The average opponent winrate against Anivia is 52.60%.


Cho'Gath
Terreur noire
Senna wins against Cho'Gath 60.49% of the time which is 9.66% higher against Cho'Gath than the average opponent.
After normalising both champions win rates Senna wins against Cho'Gath 11.20% more often than would be expected.
The average opponent winrate against Cho'Gath is 50.83%.