

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: 34,786,788
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 bottom vs middle Counters
Senna bottom on Patch 30 is the strongest counter to middle champions of Sylas, Yasuo & Zed. While Senna bottom is countered most by middle champions of Syndra, Ahri & Viktor. Below is a detailed breakdown of Senna bottom counters against middle champions with a minimum of 100 games.


Syndra
la Soberana Oscura
Senna wins against Syndra 40.95% of the time which is 6.84% lower against Syndra than the average opponent.
After normalising both champions win rates Senna wins against Syndra 4.84% less often than would be expected.
The average opponent winrate against Syndra is 47.79%.


Ahri
la Vastaya de Nueve Colas
Senna wins against Ahri 44.89% of the time which is 1.67% lower against Ahri than the average opponent.
After normalising both champions win rates Senna wins against Ahri 0.31% more often than would be expected.
The average opponent winrate against Ahri is 46.56%.


Viktor
El Heraldo de lo Arcano
Senna wins against Viktor 45.87% of the time which is 2.56% lower against Viktor than the average opponent.
After normalising both champions win rates Senna wins against Viktor 0.55% less often than would be expected.
The average opponent winrate against Viktor is 48.43%.


Yone
el Imborrable
Senna wins against Yone 48.65% of the time which is 1.46% lower against Yone than the average opponent.
After normalising both champions win rates Senna wins against Yone 0.56% more often than would be expected.
The average opponent winrate against Yone is 50.11%.


Yasuo
el Imperdonable
Senna wins against Yasuo 50.00% of the time which is 2.00% higher against Yasuo than the average opponent.
After normalising both champions win rates Senna wins against Yasuo 4.00% more often than would be expected.
The average opponent winrate against Yasuo is 48.00%.


Zed
el Maestro de las Sombras
Senna wins against Zed 50.00% of the time which is 1.15% higher against Zed than the average opponent.
After normalising both champions win rates Senna wins against Zed 3.16% more often than would be expected.
The average opponent winrate against Zed is 48.85%.


Sylas
el Usurpador
Senna wins against Sylas 50.82% of the time which is 1.71% higher against Sylas than the average opponent.
After normalising both champions win rates Senna wins against Sylas 3.72% more often than would be expected.
The average opponent winrate against Sylas is 49.11%.