

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: 20,363,220
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 top vs top Counters
Senna top on Patch 30 is the strongest counter to top champions of Darius, Jax & Sett. While Senna top is countered most by top champions of Yorick, Teemo & Dr. Mundo. Below is a detailed breakdown of Senna top counters against top champions with a minimum of 100 games.


Yorick
Pastor de Almas
Senna wins against Yorick 30.69% of the time which is 17.64% lower against Yorick than the average opponent.
After normalising both champions win rates Senna wins against Yorick 11.23% less often than would be expected.
The average opponent winrate against Yorick is 48.33%.


Teemo
el Explorador Veloz
Senna wins against Teemo 35.75% of the time which is 13.91% lower against Teemo than the average opponent.
After normalising both champions win rates Senna wins against Teemo 7.48% less often than would be expected.
The average opponent winrate against Teemo is 49.66%.


Dr. Mundo
el Loco de Zaun
Senna wins against Dr. Mundo 39.86% of the time which is 9.44% lower against Dr. Mundo than the average opponent.
After normalising both champions win rates Senna wins against Dr. Mundo 3.02% less often than would be expected.
The average opponent winrate against Dr. Mundo is 49.30%.


Garen
el Poder de Demacia
Senna wins against Garen 43.38% of the time which is 7.32% lower against Garen than the average opponent.
After normalising both champions win rates Senna wins against Garen 0.88% less often than would be expected.
The average opponent winrate against Garen is 50.70%.


Mordekaiser
el Renacido de Hierro
Senna wins against Mordekaiser 46.15% of the time which is 3.22% lower against Mordekaiser than the average opponent.
After normalising both champions win rates Senna wins against Mordekaiser 3.20% more often than would be expected.
The average opponent winrate against Mordekaiser is 49.37%.


Yone
el Imborrable
Senna wins against Yone 46.67% of the time which is 6.14% lower against Yone than the average opponent.
After normalising both champions win rates Senna wins against Yone 0.30% more often than would be expected.
The average opponent winrate against Yone is 52.81%.


Sett
El Jefe
Senna wins against Sett 48.43% of the time which is 0.17% lower against Sett than the average opponent.
After normalising both champions win rates Senna wins against Sett 6.24% more often than would be expected.
The average opponent winrate against Sett is 48.60%.


Jax
el Maestro de Armas
Senna wins against Jax 48.44% of the time which is 3.24% lower against Jax than the average opponent.
After normalising both champions win rates Senna wins against Jax 3.20% more often than would be expected.
The average opponent winrate against Jax is 51.68%.


Darius
la mano de Noxus
Senna wins against Darius 52.91% of the time which is 0.32% lower against Darius than the average opponent.
After normalising both champions win rates Senna wins against Darius 6.12% more often than would be expected.
The average opponent winrate against Darius is 53.23%.