

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: 560,214
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 support Counters
Senna support on Patch 30 is the strongest counter to support champions of Rakan, Nami & Janna. While Senna support is countered most by support champions of Sona, Karma & Alistar. Below is a detailed breakdown of Senna support counters against support champions with a minimum of 100 games.


Sona
la Virtuosa de las Cuerdas
Senna wins against Sona 49.62% of the time which is 4.43% higher against Sona than the average opponent.
After normalising both champions win rates Senna wins against Sona 2.79% less often than would be expected.
The average opponent winrate against Sona is 45.19%.


Karma
la Iluminada
Senna wins against Karma 50.00% of the time which is 2.00% higher against Karma than the average opponent.
After normalising both champions win rates Senna wins against Karma 5.23% less often than would be expected.
The average opponent winrate against Karma is 48.00%.


Alistar
el Minotauro
Senna wins against Alistar 50.94% of the time which is 5.80% higher against Alistar than the average opponent.
After normalising both champions win rates Senna wins against Alistar 1.42% less often than would be expected.
The average opponent winrate against Alistar is 45.14%.


Nautilus
el Titán de las Profundidades
Senna wins against Nautilus 52.11% of the time which is 4.08% higher against Nautilus than the average opponent.
After normalising both champions win rates Senna wins against Nautilus 3.15% less often than would be expected.
The average opponent winrate against Nautilus is 48.03%.


Rell
la Doncella de Hierro
Senna wins against Rell 54.72% of the time which is 8.90% higher against Rell than the average opponent.
After normalising both champions win rates Senna wins against Rell 1.67% more often than would be expected.
The average opponent winrate against Rell is 45.82%.


Lulu
La Hechicera Hadística
Senna wins against Lulu 54.85% of the time which is 10.03% higher against Lulu than the average opponent.
After normalising both champions win rates Senna wins against Lulu 2.81% more often than would be expected.
The average opponent winrate against Lulu is 44.82%.


Janna
la Furia de la Tormenta
Senna wins against Janna 55.24% of the time which is 10.11% higher against Janna than the average opponent.
After normalising both champions win rates Senna wins against Janna 2.89% more often than would be expected.
The average opponent winrate against Janna is 45.13%.


Nami
la Invocadora de Mareas
Senna wins against Nami 56.77% of the time which is 11.24% higher against Nami than the average opponent.
After normalising both champions win rates Senna wins against Nami 4.02% more often than would be expected.
The average opponent winrate against Nami is 45.53%.


Rakan
El Encantador
Senna wins against Rakan 65.00% of the time which is 18.99% higher against Rakan than the average opponent.
After normalising both champions win rates Senna wins against Rakan 11.76% more often than would be expected.
The average opponent winrate against Rakan is 46.01%.