

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.
Iron Champions Analysed: 805,995
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 Ezreal, Tristana & Sivir. While Senna support is countered most by bottom champions of Yunara, Jhin & Caitlyn. Below is a detailed breakdown of Senna support counters against bottom champions with a minimum of 100 games.


Yunara
Foi inébranlable
Senna wins against Yunara 37.77% of the time which is 13.94% lower against Yunara than the average opponent.
After normalising both champions win rates Senna wins against Yunara 9.59% less often than would be expected.
The average opponent winrate against Yunara is 51.71%.


Jhin
Virtuose
Senna wins against Jhin 45.29% of the time which is 6.18% lower against Jhin than the average opponent.
After normalising both champions win rates Senna wins against Jhin 1.83% less often than would be expected.
The average opponent winrate against Jhin is 51.47%.


Caitlyn
Shérif de Piltover
Senna wins against Caitlyn 45.48% of the time which is 6.70% lower against Caitlyn than the average opponent.
After normalising both champions win rates Senna wins against Caitlyn 2.35% less often than would be expected.
The average opponent winrate against Caitlyn is 52.18%.


Jinx
Gâchette folle
Senna wins against Jinx 45.63% of the time which is 5.27% lower against Jinx than the average opponent.
After normalising both champions win rates Senna wins against Jinx 0.92% less often than would be expected.
The average opponent winrate against Jinx is 50.90%.


Kai'Sa
Fille du Néant
Senna wins against Kai'Sa 46.59% of the time which is 4.81% lower against Kai'Sa than the average opponent.
After normalising both champions win rates Senna wins against Kai'Sa 0.46% less often than would be expected.
The average opponent winrate against Kai'Sa is 51.40%.


Ashe
Archère de givre
Senna wins against Ashe 47.32% of the time which is 3.98% lower against Ashe than the average opponent.
After normalising both champions win rates Senna wins against Ashe 0.37% more often than would be expected.
The average opponent winrate against Ashe is 51.30%.


Miss Fortune
Chasseuse de primes
Senna wins against Miss Fortune 48.07% of the time which is 1.53% lower against Miss Fortune than the average opponent.
After normalising both champions win rates Senna wins against Miss Fortune 2.82% more often than would be expected.
The average opponent winrate against Miss Fortune is 49.60%.


Vayne
Chasseresse nocturne
Senna wins against Vayne 48.62% of the time which is 3.64% lower against Vayne than the average opponent.
After normalising both champions win rates Senna wins against Vayne 0.71% more often than would be expected.
The average opponent winrate against Vayne is 52.26%.


Sivir
Vierge martiale
Senna wins against Sivir 49.55% of the time which is 0.67% lower against Sivir than the average opponent.
After normalising both champions win rates Senna wins against Sivir 3.68% more often than would be expected.
The average opponent winrate against Sivir is 50.22%.


Tristana
Canonnière yordle
Senna wins against Tristana 51.70% of the time which is 1.34% lower against Tristana than the average opponent.
After normalising both champions win rates Senna wins against Tristana 3.01% more often than would be expected.
The average opponent winrate against Tristana is 53.04%.


Ezreal
Explorateur prodigue
Senna wins against Ezreal 54.86% of the time which is 0.56% higher against Ezreal than the average opponent.
After normalising both champions win rates Senna wins against Ezreal 4.90% more often than would be expected.
The average opponent winrate against Ezreal is 54.30%.