

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: 7,444,537
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 7 is the strongest counter to bottom champions of Swain, Yasuo & Zeri. While Senna support is countered most by bottom champions of Kog'Maw, Hwei & Ziggs. Below is a detailed breakdown of Senna support counters against bottom champions with a minimum of 100 games.


Kog'Maw
Gueule des abysses
Senna wins against Kog'Maw 43.34% of the time which is 2.60% lower against Kog'Maw than the average opponent.
After normalising both champions win rates Senna wins against Kog'Maw 3.53% less often than would be expected.
The average opponent winrate against Kog'Maw is 45.94%.


Hwei
Visionnaire
Senna wins against Hwei 43.90% of the time which is 3.01% lower against Hwei than the average opponent.
After normalising both champions win rates Senna wins against Hwei 3.94% less often than would be expected.
The average opponent winrate against Hwei is 46.91%.


Ziggs
Expert des Hexplosifs
Senna wins against Ziggs 46.67% of the time which is 3.99% lower against Ziggs than the average opponent.
After normalising both champions win rates Senna wins against Ziggs 4.92% less often than would be expected.
The average opponent winrate against Ziggs is 50.66%.


Kalista
Lance de la vengeance
Senna wins against Kalista 46.72% of the time which is 6.21% lower against Kalista than the average opponent.
After normalising both champions win rates Senna wins against Kalista 7.14% less often than would be expected.
The average opponent winrate against Kalista is 52.93%.


Twitch
Semeur de peste
Senna wins against Twitch 46.87% of the time which is 0.71% lower against Twitch than the average opponent.
After normalising both champions win rates Senna wins against Twitch 1.64% less often than would be expected.
The average opponent winrate against Twitch is 47.58%.


Sivir
Vierge martiale
Senna wins against Sivir 47.00% of the time which is 0.01% lower against Sivir than the average opponent.
After normalising both champions win rates Senna wins against Sivir 0.94% less often than would be expected.
The average opponent winrate against Sivir is 47.01%.


Ashe
Archère de givre
Senna wins against Ashe 47.34% of the time which is 0.94% lower against Ashe than the average opponent.
After normalising both champions win rates Senna wins against Ashe 1.87% less often than would be expected.
The average opponent winrate against Ashe is 48.28%.


Tristana
Canonnière yordle
Senna wins against Tristana 48.52% of the time which is 0.42% higher against Tristana than the average opponent.
After normalising both champions win rates Senna wins against Tristana 0.51% less often than would be expected.
The average opponent winrate against Tristana is 48.10%.


Jinx
Gâchette folle
Senna wins against Jinx 48.59% of the time which is 1.32% higher against Jinx than the average opponent.
After normalising both champions win rates Senna wins against Jinx 0.39% more often than would be expected.
The average opponent winrate against Jinx is 47.27%.


Lucian
Purificateur
Senna wins against Lucian 48.64% of the time which is 0.07% lower against Lucian than the average opponent.
After normalising both champions win rates Senna wins against Lucian 1.00% less often than would be expected.
The average opponent winrate against Lucian is 48.71%.


Samira
Rose du désert
Senna wins against Samira 48.93% of the time which is 0.63% lower against Samira than the average opponent.
After normalising both champions win rates Senna wins against Samira 1.56% less often than would be expected.
The average opponent winrate against Samira is 49.56%.


Caitlyn
Shérif de Piltover
Senna wins against Caitlyn 49.48% of the time which is 0.35% lower against Caitlyn than the average opponent.
After normalising both champions win rates Senna wins against Caitlyn 1.28% less often than would be expected.
The average opponent winrate against Caitlyn is 49.83%.


Lux
Dame de lumière
Senna wins against Lux 50.00% of the time which is 2.28% higher against Lux than the average opponent.
After normalising both champions win rates Senna wins against Lux 1.35% more often than would be expected.
The average opponent winrate against Lux is 47.72%.


Jhin
Virtuose
Senna wins against Jhin 50.14% of the time which is 0.65% higher against Jhin than the average opponent.
After normalising both champions win rates Senna wins against Jhin 0.28% less often than would be expected.
The average opponent winrate against Jhin is 49.49%.


Corki
Artilleur téméraire
Senna wins against Corki 50.28% of the time which is 0.43% higher against Corki than the average opponent.
After normalising both champions win rates Senna wins against Corki 0.50% less often than would be expected.
The average opponent winrate against Corki is 49.85%.


Vayne
Chasseresse nocturne
Senna wins against Vayne 50.52% of the time which is 3.34% higher against Vayne than the average opponent.
After normalising both champions win rates Senna wins against Vayne 2.41% more often than would be expected.
The average opponent winrate against Vayne is 47.18%.


Aphelios
Arme des Lunaris
Senna wins against Aphelios 50.55% of the time which is 0.70% higher against Aphelios than the average opponent.
After normalising both champions win rates Senna wins against Aphelios 0.23% less often than would be expected.
The average opponent winrate against Aphelios is 49.85%.


Smolder
Dragonnet flamboyant
Senna wins against Smolder 50.63% of the time which is 1.85% higher against Smolder than the average opponent.
After normalising both champions win rates Senna wins against Smolder 0.92% more often than would be expected.
The average opponent winrate against Smolder is 48.78%.


Xayah
Rebelle
Senna wins against Xayah 50.90% of the time which is 2.33% higher against Xayah than the average opponent.
After normalising both champions win rates Senna wins against Xayah 1.40% more often than would be expected.
The average opponent winrate against Xayah is 48.57%.


Miss Fortune
Chasseuse de primes
Senna wins against Miss Fortune 50.99% of the time which is 2.90% higher against Miss Fortune than the average opponent.
After normalising both champions win rates Senna wins against Miss Fortune 1.97% more often than would be expected.
The average opponent winrate against Miss Fortune is 48.09%.


Varus
Flèche de la vengeance
Senna wins against Varus 51.06% of the time which is 0.53% higher against Varus than the average opponent.
After normalising both champions win rates Senna wins against Varus 0.40% less often than would be expected.
The average opponent winrate against Varus is 50.53%.


Kai'Sa
Fille du Néant
Senna wins against Kai'Sa 51.16% of the time which is 1.26% higher against Kai'Sa than the average opponent.
After normalising both champions win rates Senna wins against Kai'Sa 0.33% more often than would be expected.
The average opponent winrate against Kai'Sa is 49.90%.


Ezreal
Explorateur prodigue
Senna wins against Ezreal 51.24% of the time which is 0.36% lower against Ezreal than the average opponent.
After normalising both champions win rates Senna wins against Ezreal 1.29% less often than would be expected.
The average opponent winrate against Ezreal is 51.60%.


Draven
Glorieux exécuteur
Senna wins against Draven 51.33% of the time which is 1.13% higher against Draven than the average opponent.
After normalising both champions win rates Senna wins against Draven 0.20% more often than would be expected.
The average opponent winrate against Draven is 50.20%.


Nilah
Joie incarnée
Senna wins against Nilah 52.12% of the time which is 6.47% higher against Nilah than the average opponent.
After normalising both champions win rates Senna wins against Nilah 5.54% more often than would be expected.
The average opponent winrate against Nilah is 45.65%.


Mel
Reflet de l'âme
Senna wins against Mel 52.17% of the time which is 1.76% higher against Mel than the average opponent.
After normalising both champions win rates Senna wins against Mel 0.83% more often than would be expected.
The average opponent winrate against Mel is 50.41%.


Zeri
Étincelle de Zaun
Senna wins against Zeri 53.38% of the time which is 4.14% higher against Zeri than the average opponent.
After normalising both champions win rates Senna wins against Zeri 3.21% more often than would be expected.
The average opponent winrate against Zeri is 49.24%.


Yasuo
Disgracié
Senna wins against Yasuo 53.80% of the time which is 6.73% higher against Yasuo than the average opponent.
After normalising both champions win rates Senna wins against Yasuo 5.80% more often than would be expected.
The average opponent winrate against Yasuo is 47.07%.


Swain
Grand général noxien
Senna wins against Swain 56.78% of the time which is 9.47% higher against Swain than the average opponent.
After normalising both champions win rates Senna wins against Swain 8.54% more often than would be expected.
The average opponent winrate against Swain is 47.31%.