

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: 1,741,942
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 15.17 is the strongest counter to bottom champions of Zeri, Vayne & Ashe. While Senna support is countered most by bottom champions of Xayah, Corki & Twitch. Below is a detailed breakdown of Senna support counters against bottom champions with a minimum of 100 games.


Xayah
the Rebel
Senna wins against Xayah 42.38% of the time which is 7.26% lower against Xayah than the average opponent.
After normalising both champions win rates Senna wins against Xayah 8.75% less often than would be expected.
The average opponent winrate against Xayah is 49.64%.


Corki
the Daring Bombardier
Senna wins against Corki 43.69% of the time which is 6.99% lower against Corki than the average opponent.
After normalising both champions win rates Senna wins against Corki 8.48% less often than would be expected.
The average opponent winrate against Corki is 50.68%.


Twitch
the Plague Rat
Senna wins against Twitch 45.98% of the time which is 2.80% lower against Twitch than the average opponent.
After normalising both champions win rates Senna wins against Twitch 4.29% less often than would be expected.
The average opponent winrate against Twitch is 48.78%.


Miss Fortune
the Bounty Hunter
Senna wins against Miss Fortune 46.49% of the time which is 1.50% lower against Miss Fortune than the average opponent.
After normalising both champions win rates Senna wins against Miss Fortune 2.99% less often than would be expected.
The average opponent winrate against Miss Fortune is 47.99%.


Kog'Maw
the Mouth of the Abyss
Senna wins against Kog'Maw 47.62% of the time which is 0.39% higher against Kog'Maw than the average opponent.
After normalising both champions win rates Senna wins against Kog'Maw 1.10% less often than would be expected.
The average opponent winrate against Kog'Maw is 47.23%.


Jinx
the Loose Cannon
Senna wins against Jinx 48.81% of the time which is 0.48% higher against Jinx than the average opponent.
After normalising both champions win rates Senna wins against Jinx 1.01% less often than would be expected.
The average opponent winrate against Jinx is 48.33%.


Smolder
the Fiery Fledgling
Senna wins against Smolder 48.90% of the time which is 0.19% lower against Smolder than the average opponent.
After normalising both champions win rates Senna wins against Smolder 1.68% less often than would be expected.
The average opponent winrate against Smolder is 49.09%.


Tristana
the Yordle Gunner
Senna wins against Tristana 50.00% of the time which is 0.98% 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 49.02%.


Varus
the Arrow of Retribution
Senna wins against Varus 50.31% of the time which is 2.63% lower against Varus than the average opponent.
After normalising both champions win rates Senna wins against Varus 4.11% less often than would be expected.
The average opponent winrate against Varus is 52.94%.


Sivir
the Battle Mistress
Senna wins against Sivir 50.56% of the time which is 2.71% higher 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 47.85%.


Lucian
the Purifier
Senna wins against Lucian 50.57% of the time which is 1.11% higher against Lucian than the average opponent.
After normalising both champions win rates Senna wins against Lucian 0.38% less often than would be expected.
The average opponent winrate against Lucian is 49.46%.


Samira
the Desert Rose
Senna wins against Samira 51.65% of the time which is 2.79% higher against Samira than the average opponent.
After normalising both champions win rates Senna wins against Samira 1.30% more often than would be expected.
The average opponent winrate against Samira is 48.86%.


Kai'Sa
Daughter of the Void
Senna wins against Kai'Sa 51.79% of the time which is 1.99% higher against Kai'Sa than the average opponent.
After normalising both champions win rates Senna wins against Kai'Sa 0.50% more often than would be expected.
The average opponent winrate against Kai'Sa is 49.80%.


Caitlyn
the Sheriff of Piltover
Senna wins against Caitlyn 52.26% of the time which is 1.32% higher against Caitlyn than the average opponent.
After normalising both champions win rates Senna wins against Caitlyn 0.17% less often than would be expected.
The average opponent winrate against Caitlyn is 50.94%.


Draven
the Glorious Executioner
Senna wins against Draven 52.27% of the time which is 2.04% higher against Draven than the average opponent.
After normalising both champions win rates Senna wins against Draven 0.55% more often than would be expected.
The average opponent winrate against Draven is 50.23%.


Aphelios
the Weapon of the Faithful
Senna wins against Aphelios 52.30% of the time which is 1.97% higher against Aphelios than the average opponent.
After normalising both champions win rates Senna wins against Aphelios 0.48% more often than would be expected.
The average opponent winrate against Aphelios is 50.33%.


Jhin
the Virtuoso
Senna wins against Jhin 52.51% of the time which is 2.44% higher against Jhin than the average opponent.
After normalising both champions win rates Senna wins against Jhin 0.95% more often than would be expected.
The average opponent winrate against Jhin is 50.07%.


Ezreal
the Prodigal Explorer
Senna wins against Ezreal 53.30% of the time which is 1.50% higher against Ezreal than the average opponent.
After normalising both champions win rates Senna wins against Ezreal 0.01% more often than would be expected.
The average opponent winrate against Ezreal is 51.80%.


Yunara
the Unbroken Faith
Senna wins against Yunara 54.59% of the time which is 4.44% higher against Yunara than the average opponent.
After normalising both champions win rates Senna wins against Yunara 2.95% more often than would be expected.
The average opponent winrate against Yunara is 50.15%.


Ashe
the Frost Archer
Senna wins against Ashe 55.38% of the time which is 6.10% higher against Ashe than the average opponent.
After normalising both champions win rates Senna wins against Ashe 4.61% more often than would be expected.
The average opponent winrate against Ashe is 49.28%.


Vayne
the Night Hunter
Senna wins against Vayne 55.96% of the time which is 7.91% higher against Vayne than the average opponent.
After normalising both champions win rates Senna wins against Vayne 6.42% more often than would be expected.
The average opponent winrate against Vayne is 48.05%.


Zeri
The Spark of Zaun
Senna wins against Zeri 58.91% of the time which is 8.89% higher against Zeri than the average opponent.
After normalising both champions win rates Senna wins against Zeri 7.40% more often than would be expected.
The average opponent winrate against Zeri is 50.02%.