

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: 617,291
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 support Counters
Senna bottom on Patch 7 is the strongest counter to support champions of Nami, Alistar & Nautilus. While Senna bottom is countered most by support champions of Bard, Thresh & Rell. Below is a detailed breakdown of Senna bottom counters against support champions with a minimum of 100 games.


Bard
the Wandering Caretaker
Senna wins against Bard 45.71% of the time which is 3.79% lower against Bard than the average opponent.
After normalising both champions win rates Senna wins against Bard 3.97% less often than would be expected.
The average opponent winrate against Bard is 49.50%.


Thresh
the Chain Warden
Senna wins against Thresh 45.80% of the time which is 3.38% lower against Thresh than the average opponent.
After normalising both champions win rates Senna wins against Thresh 3.56% less often than would be expected.
The average opponent winrate against Thresh is 49.18%.


Rell
the Iron Maiden
Senna wins against Rell 49.65% of the time which is 1.69% higher against Rell than the average opponent.
After normalising both champions win rates Senna wins against Rell 1.51% more often than would be expected.
The average opponent winrate against Rell is 47.96%.


Rakan
The Charmer
Senna wins against Rakan 50.00% of the time which is 1.06% lower against Rakan than the average opponent.
After normalising both champions win rates Senna wins against Rakan 1.24% less often than would be expected.
The average opponent winrate against Rakan is 51.06%.


Lulu
the Fae Sorceress
Senna wins against Lulu 50.82% of the time which is 1.39% higher against Lulu than the average opponent.
After normalising both champions win rates Senna wins against Lulu 1.21% more often than would be expected.
The average opponent winrate against Lulu is 49.43%.


Nautilus
the Titan of the Depths
Senna wins against Nautilus 51.89% of the time which is 0.13% higher against Nautilus than the average opponent.
After normalising both champions win rates Senna wins against Nautilus 0.05% less often than would be expected.
The average opponent winrate against Nautilus is 51.76%.


Alistar
the Minotaur
Senna wins against Alistar 52.89% of the time which is 3.51% higher against Alistar than the average opponent.
After normalising both champions win rates Senna wins against Alistar 3.33% more often than would be expected.
The average opponent winrate against Alistar is 49.38%.


Nami
the Tidecaller
Senna wins against Nami 60.58% of the time which is 12.27% higher against Nami than the average opponent.
After normalising both champions win rates Senna wins against Nami 12.09% more often than would be expected.
The average opponent winrate against Nami is 48.31%.