

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: 1,142,147
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 15.17 is the strongest counter to middle champions of Sylas, Ahri & Zed. While Senna support is countered most by middle champions of Lux, Diana & Galio. Below is a detailed breakdown of Senna support counters against middle champions with a minimum of 100 games.


Lux
Dame de lumière
Senna wins against Lux 39.07% of the time which is 10.63% lower against Lux than the average opponent.
After normalising both champions win rates Senna wins against Lux 6.51% less often than would be expected.
The average opponent winrate against Lux is 49.70%.


Diana
Mépris de la lune
Senna wins against Diana 40.41% of the time which is 9.43% lower against Diana than the average opponent.
After normalising both champions win rates Senna wins against Diana 5.31% less often than would be expected.
The average opponent winrate against Diana is 49.84%.


Galio
Colosse
Senna wins against Galio 42.86% of the time which is 6.40% lower against Galio than the average opponent.
After normalising both champions win rates Senna wins against Galio 2.28% less often than would be expected.
The average opponent winrate against Galio is 49.26%.


Veigar
Seigneur des maléfices
Senna wins against Veigar 44.24% of the time which is 5.05% lower against Veigar than the average opponent.
After normalising both champions win rates Senna wins against Veigar 0.93% less often than would be expected.
The average opponent winrate against Veigar is 49.29%.


Yone
Inoublié
Senna wins against Yone 46.48% of the time which is 6.47% lower against Yone than the average opponent.
After normalising both champions win rates Senna wins against Yone 2.35% less often than would be expected.
The average opponent winrate against Yone is 52.95%.


Mel
Reflet de l'âme
Senna wins against Mel 46.55% of the time which is 6.01% lower against Mel than the average opponent.
After normalising both champions win rates Senna wins against Mel 1.89% less often than would be expected.
The average opponent winrate against Mel is 52.56%.


Yasuo
Disgracié
Senna wins against Yasuo 46.65% of the time which is 5.11% lower against Yasuo than the average opponent.
After normalising both champions win rates Senna wins against Yasuo 0.99% less often than would be expected.
The average opponent winrate against Yasuo is 51.76%.


Katarina
Lame sinistre
Senna wins against Katarina 46.67% of the time which is 5.62% lower against Katarina than the average opponent.
After normalising both champions win rates Senna wins against Katarina 1.50% less often than would be expected.
The average opponent winrate against Katarina is 52.29%.


Akali
Assassin rebelle
Senna wins against Akali 47.87% of the time which is 4.86% lower against Akali than the average opponent.
After normalising both champions win rates Senna wins against Akali 0.74% less often than would be expected.
The average opponent winrate against Akali is 52.73%.


Fizz
Filou des mers
Senna wins against Fizz 48.95% of the time which is 0.86% lower against Fizz than the average opponent.
After normalising both champions win rates Senna wins against Fizz 3.26% more often than would be expected.
The average opponent winrate against Fizz is 49.81%.


Malzahar
Prophète du Néant
Senna wins against Malzahar 49.02% of the time which is 0.44% higher against Malzahar than the average opponent.
After normalising both champions win rates Senna wins against Malzahar 4.55% more often than would be expected.
The average opponent winrate against Malzahar is 48.58%.


Vex
Ombre du désespoir
Senna wins against Vex 49.17% of the time which is 2.76% lower against Vex than the average opponent.
After normalising both champions win rates Senna wins against Vex 1.36% more often than would be expected.
The average opponent winrate against Vex is 51.93%.


Zed
Maître des ombres
Senna wins against Zed 50.84% of the time which is 2.24% lower against Zed than the average opponent.
After normalising both champions win rates Senna wins against Zed 1.88% more often than would be expected.
The average opponent winrate against Zed is 53.08%.


Ahri
Renard à neuf queues
Senna wins against Ahri 51.07% of the time which is 1.91% lower against Ahri than the average opponent.
After normalising both champions win rates Senna wins against Ahri 2.21% more often than would be expected.
The average opponent winrate against Ahri is 52.98%.


Sylas
Révolutionnaire déchaîné
Senna wins against Sylas 52.00% of the time which is 0.67% lower against Sylas than the average opponent.
After normalising both champions win rates Senna wins against Sylas 3.45% more often than would be expected.
The average opponent winrate against Sylas is 52.67%.