

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.
D2+ Champions Analysed: 719,316
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 15.18 is the strongest counter to middle champions of Yone, Sylas & Syndra. While Senna support is countered most by middle champions of Hwei, Akali & Orianna. Below is a detailed breakdown of Senna support counters against middle champions with a minimum of 100 games.


Hwei
Visionnaire
Senna wins against Hwei 47.86% of the time which is 0.18% lower against Hwei than the average opponent.
After normalising both champions win rates Senna wins against Hwei 2.88% less often than would be expected.
The average opponent winrate against Hwei is 48.04%.


Akali
Assassin rebelle
Senna wins against Akali 48.60% of the time which is 0.95% lower against Akali than the average opponent.
After normalising both champions win rates Senna wins against Akali 3.65% less often than would be expected.
The average opponent winrate against Akali is 49.55%.


Orianna
Demoiselle mécanique
Senna wins against Orianna 53.85% of the time which is 4.32% higher against Orianna than the average opponent.
After normalising both champions win rates Senna wins against Orianna 1.62% more often than would be expected.
The average opponent winrate against Orianna is 49.53%.


Syndra
Souveraine obscure
Senna wins against Syndra 54.29% of the time which is 5.25% higher against Syndra than the average opponent.
After normalising both champions win rates Senna wins against Syndra 2.55% more often than would be expected.
The average opponent winrate against Syndra is 49.04%.


Sylas
Révolutionnaire déchaîné
Senna wins against Sylas 56.39% of the time which is 5.69% higher against Sylas than the average opponent.
After normalising both champions win rates Senna wins against Sylas 2.99% more often than would be expected.
The average opponent winrate against Sylas is 50.70%.


Yone
Inoublié
Senna wins against Yone 58.10% of the time which is 5.98% higher against Yone than the average opponent.
After normalising both champions win rates Senna wins against Yone 3.29% more often than would be expected.
The average opponent winrate against Yone is 52.12%.