

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: 16,651,826
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
Presently there is insufficent games played by Senna top on Patch 30 to determine the strongest top counters. A matchup requires a minimum of 100 games to be displayed.


Teemo
Éclaireur de Bandle
Senna wins against Teemo 40.24% of the time which is 10.24% lower against Teemo than the average opponent.
After normalising both champions win rates Senna wins against Teemo 0.86% less often than would be expected.
The average opponent winrate against Teemo is 50.48%.


Mordekaiser
Revenant de fer
Senna wins against Mordekaiser 44.05% of the time which is 6.73% lower against Mordekaiser than the average opponent.
After normalising both champions win rates Senna wins against Mordekaiser 2.65% more often than would be expected.
The average opponent winrate against Mordekaiser is 50.78%.


Garen
Force de Demacia
Senna wins against Garen 44.76% of the time which is 7.16% lower against Garen than the average opponent.
After normalising both champions win rates Senna wins against Garen 2.23% more often than would be expected.
The average opponent winrate against Garen is 51.92%.


Sett
Patron
Senna wins against Sett 47.37% of the time which is 2.52% lower against Sett than the average opponent.
After normalising both champions win rates Senna wins against Sett 6.85% more often than would be expected.
The average opponent winrate against Sett is 49.89%.


Darius
Main de Noxus
Senna wins against Darius 50.98% of the time which is 3.75% lower against Darius than the average opponent.
After normalising both champions win rates Senna wins against Darius 5.64% more often than would be expected.
The average opponent winrate against Darius is 54.73%.