

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.
Grandmaster Champions Analysed: 392,201
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 30 is the strongest counter to support champions of Nautilus, Alistar & Nami. While Senna bottom is countered most by support champions of Lulu, Rell & Rakan. Below is a detailed breakdown of Senna bottom counters against support champions with a minimum of 100 games.


Lulu
the Fae Sorceress
Senna wins against Lulu 46.23% of the time which is 2.75% lower against Lulu than the average opponent.
After normalising both champions win rates Senna wins against Lulu 2.53% less often than would be expected.
The average opponent winrate against Lulu is 48.98%.


Rell
the Iron Maiden
Senna wins against Rell 47.06% of the time which is 1.31% lower against Rell than the average opponent.
After normalising both champions win rates Senna wins against Rell 1.09% less often than would be expected.
The average opponent winrate against Rell is 48.37%.


Rakan
The Charmer
Senna wins against Rakan 51.09% of the time which is 0.33% higher against Rakan than the average opponent.
After normalising both champions win rates Senna wins against Rakan 0.55% more often than would be expected.
The average opponent winrate against Rakan is 50.76%.


Nami
the Tidecaller
Senna wins against Nami 52.50% of the time which is 2.03% higher against Nami than the average opponent.
After normalising both champions win rates Senna wins against Nami 2.25% more often than would be expected.
The average opponent winrate against Nami is 50.47%.


Alistar
the Minotaur
Senna wins against Alistar 52.55% of the time which is 3.79% higher against Alistar than the average opponent.
After normalising both champions win rates Senna wins against Alistar 4.01% more often than would be expected.
The average opponent winrate against Alistar is 48.76%.


Nautilus
the Titan of the Depths
Senna wins against Nautilus 54.68% of the time which is 3.28% higher against Nautilus than the average opponent.
After normalising both champions win rates Senna wins against Nautilus 3.50% more often than would be expected.
The average opponent winrate against Nautilus is 51.40%.