

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.
Master Champions Analysed: 808,108
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
Presently there is insufficent games played by Senna support on Patch 15.11 to determine the strongest middle counters. A matchup requires a minimum of 100 games to be displayed.


Yasuo
the Unforgiven
Senna wins against Yasuo 44.95% of the time which is 1.98% lower against Yasuo than the average opponent.
After normalising both champions win rates Senna wins against Yasuo 3.96% less often than would be expected.
The average opponent winrate against Yasuo is 46.93%.


Ahri
the Nine-Tailed Fox
Senna wins against Ahri 48.39% of the time which is 0.08% lower against Ahri than the average opponent.
After normalising both champions win rates Senna wins against Ahri 2.06% less often than would be expected.
The average opponent winrate against Ahri is 48.47%.


Zed
the Master of Shadows
Senna wins against Zed 51.82% of the time which is 4.69% higher against Zed than the average opponent.
After normalising both champions win rates Senna wins against Zed 2.71% more often than would be expected.
The average opponent winrate against Zed is 47.13%.


Sylas
the Unshackled
Senna wins against Sylas 60.56% of the time which is 12.26% higher against Sylas than the average opponent.
After normalising both champions win rates Senna wins against Sylas 10.28% more often than would be expected.
The average opponent winrate against Sylas is 48.30%.