

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: 746,332
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 15.14 is the strongest counter to support champions of Yuumi, Nautilus & Braum. While Senna bottom is countered most by support champions of Alistar, Karma & Thresh. Below is a detailed breakdown of Senna bottom counters against support champions with a minimum of 100 games.


Alistar
the Minotaur
Senna wins against Alistar 43.65% of the time which is 5.35% lower against Alistar than the average opponent.
After normalising both champions win rates Senna wins against Alistar 6.84% less often than would be expected.
The average opponent winrate against Alistar is 49.00%.


Karma
the Enlightened One
Senna wins against Karma 44.17% of the time which is 5.98% lower against Karma than the average opponent.
After normalising both champions win rates Senna wins against Karma 7.47% less often than would be expected.
The average opponent winrate against Karma is 50.15%.


Thresh
the Chain Warden
Senna wins against Thresh 48.50% of the time which is 0.94% lower against Thresh than the average opponent.
After normalising both champions win rates Senna wins against Thresh 2.43% less often than would be expected.
The average opponent winrate against Thresh is 49.44%.


Leona
the Radiant Dawn
Senna wins against Leona 48.51% of the time which is 0.56% lower against Leona than the average opponent.
After normalising both champions win rates Senna wins against Leona 2.05% less often than would be expected.
The average opponent winrate against Leona is 49.07%.


Bard
the Wandering Caretaker
Senna wins against Bard 48.74% of the time which is 0.46% lower against Bard than the average opponent.
After normalising both champions win rates Senna wins against Bard 1.95% less often than would be expected.
The average opponent winrate against Bard is 49.20%.


Blitzcrank
the Great Steam Golem
Senna wins against Blitzcrank 49.04% of the time which is 0.36% lower against Blitzcrank than the average opponent.
After normalising both champions win rates Senna wins against Blitzcrank 1.85% less often than would be expected.
The average opponent winrate against Blitzcrank is 49.40%.


Nami
the Tidecaller
Senna wins against Nami 49.50% of the time which is 0.21% higher against Nami than the average opponent.
After normalising both champions win rates Senna wins against Nami 1.28% less often than would be expected.
The average opponent winrate against Nami is 49.29%.


Lulu
the Fae Sorceress
Senna wins against Lulu 49.81% of the time which is 0.29% higher against Lulu than the average opponent.
After normalising both champions win rates Senna wins against Lulu 1.20% less often than would be expected.
The average opponent winrate against Lulu is 49.52%.


Rakan
The Charmer
Senna wins against Rakan 50.34% of the time which is 0.00% lower against Rakan than the average opponent.
After normalising both champions win rates Senna wins against Rakan 1.49% less often than would be expected.
The average opponent winrate against Rakan is 50.34%.


Rell
the Iron Maiden
Senna wins against Rell 51.40% of the time which is 2.98% higher against Rell than the average opponent.
After normalising both champions win rates Senna wins against Rell 1.49% more often than would be expected.
The average opponent winrate against Rell is 48.42%.


Milio
The Gentle Flame
Senna wins against Milio 51.92% of the time which is 0.15% higher against Milio than the average opponent.
After normalising both champions win rates Senna wins against Milio 1.34% less often than would be expected.
The average opponent winrate against Milio is 51.77%.


Pyke
the Bloodharbor Ripper
Senna wins against Pyke 54.48% of the time which is 5.30% higher against Pyke than the average opponent.
After normalising both champions win rates Senna wins against Pyke 3.81% more often than would be expected.
The average opponent winrate against Pyke is 49.18%.


Braum
the Heart of the Freljord
Senna wins against Braum 54.72% of the time which is 5.33% higher against Braum than the average opponent.
After normalising both champions win rates Senna wins against Braum 3.84% more often than would be expected.
The average opponent winrate against Braum is 49.39%.


Nautilus
the Titan of the Depths
Senna wins against Nautilus 58.45% of the time which is 7.17% higher against Nautilus than the average opponent.
After normalising both champions win rates Senna wins against Nautilus 5.68% more often than would be expected.
The average opponent winrate against Nautilus is 51.28%.


Yuumi
the Magical Cat
Senna wins against Yuumi 60.55% of the time which is 6.02% higher against Yuumi than the average opponent.
After normalising both champions win rates Senna wins against Yuumi 4.55% more often than would be expected.
The average opponent winrate against Yuumi is 54.53%.