

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: 1,447,280
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 15.16 is the strongest counter to support champions of Milio, Braum & Nami. While Senna bottom is countered most by support champions of Leona, Rell & Pyke. Below is a detailed breakdown of Senna bottom counters against support champions with a minimum of 100 games.


Leona
Aube radieuse
Senna wins against Leona 36.94% of the time which is 10.13% lower against Leona than the average opponent.
After normalising both champions win rates Senna wins against Leona 12.39% less often than would be expected.
The average opponent winrate against Leona is 47.07%.


Rell
Vierge de fer
Senna wins against Rell 38.76% of the time which is 9.30% lower against Rell than the average opponent.
After normalising both champions win rates Senna wins against Rell 11.56% less often than would be expected.
The average opponent winrate against Rell is 48.06%.


Pyke
Éventreur des abysses
Senna wins against Pyke 42.24% of the time which is 5.64% lower against Pyke than the average opponent.
After normalising both champions win rates Senna wins against Pyke 7.90% less often than would be expected.
The average opponent winrate against Pyke is 47.88%.


Rakan
Charmeur
Senna wins against Rakan 44.96% of the time which is 3.35% lower against Rakan than the average opponent.
After normalising both champions win rates Senna wins against Rakan 5.61% less often than would be expected.
The average opponent winrate against Rakan is 48.31%.


Sona
Virtuose de la harpe
Senna wins against Sona 45.37% of the time which is 0.37% lower against Sona than the average opponent.
After normalising both champions win rates Senna wins against Sona 2.63% less often than would be expected.
The average opponent winrate against Sona is 45.74%.


Bard
Gardien errant
Senna wins against Bard 47.65% of the time which is 0.49% lower against Bard than the average opponent.
After normalising both champions win rates Senna wins against Bard 2.75% less often than would be expected.
The average opponent winrate against Bard is 48.14%.


Alistar
Minotaure
Senna wins against Alistar 47.71% of the time which is 0.38% higher against Alistar than the average opponent.
After normalising both champions win rates Senna wins against Alistar 1.88% less often than would be expected.
The average opponent winrate against Alistar is 47.33%.


Thresh
Garde aux chaînes
Senna wins against Thresh 47.78% of the time which is 0.96% higher against Thresh than the average opponent.
After normalising both champions win rates Senna wins against Thresh 1.30% less often than would be expected.
The average opponent winrate against Thresh is 46.82%.


Blitzcrank
Golem de vapeur
Senna wins against Blitzcrank 48.78% of the time which is 1.30% higher against Blitzcrank than the average opponent.
After normalising both champions win rates Senna wins against Blitzcrank 0.96% less often than would be expected.
The average opponent winrate against Blitzcrank is 47.48%.


Nautilus
Titan des profondeurs
Senna wins against Nautilus 51.01% of the time which is 2.20% higher against Nautilus than the average opponent.
After normalising both champions win rates Senna wins against Nautilus 0.06% less often than would be expected.
The average opponent winrate against Nautilus is 48.81%.


Karma
Sagesse incarnée
Senna wins against Karma 52.27% of the time which is 4.10% higher against Karma than the average opponent.
After normalising both champions win rates Senna wins against Karma 1.84% more often than would be expected.
The average opponent winrate against Karma is 48.17%.


Lulu
Sorcière féérique
Senna wins against Lulu 53.00% of the time which is 5.04% higher against Lulu than the average opponent.
After normalising both champions win rates Senna wins against Lulu 2.78% more often than would be expected.
The average opponent winrate against Lulu is 47.96%.


Nami
Aquamancienne
Senna wins against Nami 55.95% of the time which is 9.33% higher against Nami than the average opponent.
After normalising both champions win rates Senna wins against Nami 7.07% more often than would be expected.
The average opponent winrate against Nami is 46.62%.


Braum
Cœur de Freljord
Senna wins against Braum 58.18% of the time which is 10.29% higher against Braum than the average opponent.
After normalising both champions win rates Senna wins against Braum 8.03% more often than would be expected.
The average opponent winrate against Braum is 47.89%.


Milio
Douce flamme
Senna wins against Milio 58.68% of the time which is 12.76% higher against Milio than the average opponent.
After normalising both champions win rates Senna wins against Milio 10.50% more often than would be expected.
The average opponent winrate against Milio is 45.92%.