

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.
Iron Champions Analysed: 1,411,882
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 15.17 is the strongest counter to support champions of Yuumi, Pyke & Malphite. While Senna support is countered most by support champions of Vel'Koz, Morgana & Nami. Below is a detailed breakdown of Senna support counters against support champions with a minimum of 100 games.


Vel'Koz
el Ojo del Vacío
Senna wins against Vel'Koz 39.81% of the time which is 8.60% lower against Vel'Koz than the average opponent.
After normalising both champions win rates Senna wins against Vel'Koz 4.45% less often than would be expected.
The average opponent winrate against Vel'Koz is 48.41%.


Morgana
la Desolada
Senna wins against Morgana 41.62% of the time which is 7.15% lower against Morgana than the average opponent.
After normalising both champions win rates Senna wins against Morgana 2.99% less often than would be expected.
The average opponent winrate against Morgana is 48.77%.


Nami
la Invocadora de Mareas
Senna wins against Nami 41.67% of the time which is 7.11% lower against Nami than the average opponent.
After normalising both champions win rates Senna wins against Nami 2.95% less often than would be expected.
The average opponent winrate against Nami is 48.78%.


Milio
La Flama Gentil
Senna wins against Milio 43.14% of the time which is 5.10% lower against Milio than the average opponent.
After normalising both champions win rates Senna wins against Milio 0.95% less often than would be expected.
The average opponent winrate against Milio is 48.24%.


Leona
el Radiante Amanecer
Senna wins against Leona 43.20% of the time which is 6.41% lower against Leona than the average opponent.
After normalising both champions win rates Senna wins against Leona 2.25% less often than would be expected.
The average opponent winrate against Leona is 49.61%.


Lux
la Dama Luminosa
Senna wins against Lux 43.76% of the time which is 6.81% lower against Lux than the average opponent.
After normalising both champions win rates Senna wins against Lux 2.65% less often than would be expected.
The average opponent winrate against Lux is 50.57%.


Lulu
La Hechicera Hadística
Senna wins against Lulu 44.00% of the time which is 8.48% lower against Lulu than the average opponent.
After normalising both champions win rates Senna wins against Lulu 4.32% less often than would be expected.
The average opponent winrate against Lulu is 52.48%.


Swain
el Gran General Noxiano
Senna wins against Swain 44.53% of the time which is 6.34% lower against Swain than the average opponent.
After normalising both champions win rates Senna wins against Swain 2.18% less often than would be expected.
The average opponent winrate against Swain is 50.87%.


Seraphine
la Cantante Soñadora
Senna wins against Seraphine 45.16% of the time which is 6.76% lower against Seraphine than the average opponent.
After normalising both champions win rates Senna wins against Seraphine 2.60% less often than would be expected.
The average opponent winrate against Seraphine is 51.92%.


Blitzcrank
el Gran Gólem de Vapor
Senna wins against Blitzcrank 45.18% of the time which is 6.56% lower against Blitzcrank than the average opponent.
After normalising both champions win rates Senna wins against Blitzcrank 2.40% less often than would be expected.
The average opponent winrate against Blitzcrank is 51.74%.


Tahm Kench
El Rey del Río
Senna wins against Tahm Kench 46.51% of the time which is 6.26% lower against Tahm Kench than the average opponent.
After normalising both champions win rates Senna wins against Tahm Kench 2.10% less often than would be expected.
The average opponent winrate against Tahm Kench is 52.77%.


Thresh
el Carcelero Implacable
Senna wins against Thresh 47.57% of the time which is 4.14% lower against Thresh than the average opponent.
After normalising both champions win rates Senna wins against Thresh 0.02% more often than would be expected.
The average opponent winrate against Thresh is 51.71%.


Brand
la Venganza Ardiente
Senna wins against Brand 47.70% of the time which is 1.11% lower against Brand than the average opponent.
After normalising both champions win rates Senna wins against Brand 3.05% more often than would be expected.
The average opponent winrate against Brand is 48.81%.


Zyra
el Despertar de las Espinas
Senna wins against Zyra 49.31% of the time which is 1.39% higher against Zyra than the average opponent.
After normalising both champions win rates Senna wins against Zyra 5.54% more often than would be expected.
The average opponent winrate against Zyra is 47.92%.


Pantheon
la Lanza Inquebrantable
Senna wins against Pantheon 49.61% of the time which is 1.30% lower against Pantheon than the average opponent.
After normalising both champions win rates Senna wins against Pantheon 2.86% more often than would be expected.
The average opponent winrate against Pantheon is 50.91%.


Neeko
la Camaleón Curiosa
Senna wins against Neeko 50.00% of the time which is 2.28% lower against Neeko than the average opponent.
After normalising both champions win rates Senna wins against Neeko 1.88% more often than would be expected.
The average opponent winrate against Neeko is 52.28%.


Mel
el Reflejo del Alma
Senna wins against Mel 50.77% of the time which is 3.10% lower against Mel than the average opponent.
After normalising both champions win rates Senna wins against Mel 1.05% more often than would be expected.
The average opponent winrate against Mel is 53.87%.


Nautilus
el Titán de las Profundidades
Senna wins against Nautilus 52.38% of the time which is 0.64% higher against Nautilus than the average opponent.
After normalising both champions win rates Senna wins against Nautilus 4.80% more often than would be expected.
The average opponent winrate against Nautilus is 51.74%.


Malphite
el Fragmento del Monolito
Senna wins against Malphite 53.21% of the time which is 0.69% higher against Malphite than the average opponent.
After normalising both champions win rates Senna wins against Malphite 4.85% more often than would be expected.
The average opponent winrate against Malphite is 52.52%.


Pyke
el Destripador del Muelle Rojo
Senna wins against Pyke 53.55% of the time which is 1.02% higher against Pyke than the average opponent.
After normalising both champions win rates Senna wins against Pyke 5.18% more often than would be expected.
The average opponent winrate against Pyke is 52.53%.


Yuumi
la gatita mágica
Senna wins against Yuumi 61.07% of the time which is 5.36% higher against Yuumi than the average opponent.
After normalising both champions win rates Senna wins against Yuumi 9.50% more often than would be expected.
The average opponent winrate against Yuumi is 55.71%.