

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: 2,131,967
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 top Counters
Senna support on Patch 15.18 is the strongest counter to top champions of Shen, Volibear & Quinn. While Senna support is countered most by top champions of Kayle, Illaoi & Yorick. Below is a detailed breakdown of Senna support counters against top champions with a minimum of 100 games.


Kayle
the Righteous
Senna wins against Kayle 34.97% of the time which is 16.28% lower against Kayle than the average opponent.
After normalising both champions win rates Senna wins against Kayle 10.62% less often than would be expected.
The average opponent winrate against Kayle is 51.25%.


Illaoi
the Kraken Priestess
Senna wins against Illaoi 37.61% of the time which is 12.44% lower against Illaoi than the average opponent.
After normalising both champions win rates Senna wins against Illaoi 6.78% less often than would be expected.
The average opponent winrate against Illaoi is 50.05%.


Yorick
Shepherd of Souls
Senna wins against Yorick 39.31% of the time which is 9.60% lower against Yorick than the average opponent.
After normalising both champions win rates Senna wins against Yorick 3.95% less often than would be expected.
The average opponent winrate against Yorick is 48.91%.


Teemo
the Swift Scout
Senna wins against Teemo 41.79% of the time which is 7.70% lower against Teemo than the average opponent.
After normalising both champions win rates Senna wins against Teemo 2.04% less often than would be expected.
The average opponent winrate against Teemo is 49.49%.


Yasuo
the Unforgiven
Senna wins against Yasuo 41.83% of the time which is 11.37% lower against Yasuo than the average opponent.
After normalising both champions win rates Senna wins against Yasuo 5.71% less often than would be expected.
The average opponent winrate against Yasuo is 53.20%.


Singed
the Mad Chemist
Senna wins against Singed 42.73% of the time which is 5.55% lower against Singed than the average opponent.
After normalising both champions win rates Senna wins against Singed 0.10% more often than would be expected.
The average opponent winrate against Singed is 48.28%.


Sett
the Boss
Senna wins against Sett 42.98% of the time which is 5.94% lower against Sett than the average opponent.
After normalising both champions win rates Senna wins against Sett 0.29% less often than would be expected.
The average opponent winrate against Sett is 48.92%.


Nasus
the Curator of the Sands
Senna wins against Nasus 43.43% of the time which is 6.50% lower against Nasus than the average opponent.
After normalising both champions win rates Senna wins against Nasus 0.84% less often than would be expected.
The average opponent winrate against Nasus is 49.93%.


Urgot
the Dreadnought
Senna wins against Urgot 43.45% of the time which is 7.56% lower against Urgot than the average opponent.
After normalising both champions win rates Senna wins against Urgot 1.90% less often than would be expected.
The average opponent winrate against Urgot is 51.01%.


Cho'Gath
the Terror of the Void
Senna wins against Cho'Gath 43.48% of the time which is 6.58% lower against Cho'Gath than the average opponent.
After normalising both champions win rates Senna wins against Cho'Gath 0.92% less often than would be expected.
The average opponent winrate against Cho'Gath is 50.06%.


Aatrox
the Darkin Blade
Senna wins against Aatrox 43.80% of the time which is 11.35% lower against Aatrox than the average opponent.
After normalising both champions win rates Senna wins against Aatrox 5.70% less often than would be expected.
The average opponent winrate against Aatrox is 55.15%.


Dr. Mundo
the Madman of Zaun
Senna wins against Dr. Mundo 44.36% of the time which is 5.77% lower against Dr. Mundo than the average opponent.
After normalising both champions win rates Senna wins against Dr. Mundo 0.11% less often than would be expected.
The average opponent winrate against Dr. Mundo is 50.13%.


Fiora
the Grand Duelist
Senna wins against Fiora 44.44% of the time which is 10.26% lower against Fiora than the average opponent.
After normalising both champions win rates Senna wins against Fiora 4.61% less often than would be expected.
The average opponent winrate against Fiora is 54.70%.


Malphite
Shard of the Monolith
Senna wins against Malphite 44.69% of the time which is 5.89% lower against Malphite than the average opponent.
After normalising both champions win rates Senna wins against Malphite 0.23% less often than would be expected.
The average opponent winrate against Malphite is 50.58%.


Sion
The Undead Juggernaut
Senna wins against Sion 45.04% of the time which is 3.55% lower against Sion than the average opponent.
After normalising both champions win rates Senna wins against Sion 2.10% more often than would be expected.
The average opponent winrate against Sion is 48.59%.


Gwen
The Hallowed Seamstress
Senna wins against Gwen 45.37% of the time which is 13.18% lower against Gwen than the average opponent.
After normalising both champions win rates Senna wins against Gwen 7.58% less often than would be expected.
The average opponent winrate against Gwen is 58.55%.


Heimerdinger
the Revered Inventor
Senna wins against Heimerdinger 45.45% of the time which is 5.90% lower against Heimerdinger than the average opponent.
After normalising both champions win rates Senna wins against Heimerdinger 0.24% less often than would be expected.
The average opponent winrate against Heimerdinger is 51.35%.


Warwick
the Uncaged Wrath of Zaun
Senna wins against Warwick 45.45% of the time which is 7.17% lower against Warwick than the average opponent.
After normalising both champions win rates Senna wins against Warwick 1.51% less often than would be expected.
The average opponent winrate against Warwick is 52.62%.


Mordekaiser
the Iron Revenant
Senna wins against Mordekaiser 45.89% of the time which is 4.69% lower against Mordekaiser than the average opponent.
After normalising both champions win rates Senna wins against Mordekaiser 0.97% more often than would be expected.
The average opponent winrate against Mordekaiser is 50.58%.


Garen
The Might of Demacia
Senna wins against Garen 46.85% of the time which is 3.29% lower against Garen than the average opponent.
After normalising both champions win rates Senna wins against Garen 2.37% more often than would be expected.
The average opponent winrate against Garen is 50.14%.


Darius
the Hand of Noxus
Senna wins against Darius 46.91% of the time which is 7.18% lower against Darius than the average opponent.
After normalising both champions win rates Senna wins against Darius 1.52% less often than would be expected.
The average opponent winrate against Darius is 54.09%.


Pantheon
the Unbreakable Spear
Senna wins against Pantheon 47.66% of the time which is 7.53% lower against Pantheon than the average opponent.
After normalising both champions win rates Senna wins against Pantheon 1.88% less often than would be expected.
The average opponent winrate against Pantheon is 55.19%.


Gnar
the Missing Link
Senna wins against Gnar 47.73% of the time which is 6.99% lower against Gnar than the average opponent.
After normalising both champions win rates Senna wins against Gnar 1.34% less often than would be expected.
The average opponent winrate against Gnar is 54.72%.


Irelia
the Blade Dancer
Senna wins against Irelia 49.25% of the time which is 4.97% lower against Irelia than the average opponent.
After normalising both champions win rates Senna wins against Irelia 0.68% more often than would be expected.
The average opponent winrate against Irelia is 54.22%.


Jax
Grandmaster at Arms
Senna wins against Jax 49.36% of the time which is 3.19% lower against Jax than the average opponent.
After normalising both champions win rates Senna wins against Jax 2.47% more often than would be expected.
The average opponent winrate against Jax is 52.55%.


Renekton
the Butcher of the Sands
Senna wins against Renekton 49.76% of the time which is 3.44% lower against Renekton than the average opponent.
After normalising both champions win rates Senna wins against Renekton 2.22% more often than would be expected.
The average opponent winrate against Renekton is 53.20%.


Tryndamere
the Barbarian King
Senna wins against Tryndamere 50.58% of the time which is 1.82% lower against Tryndamere than the average opponent.
After normalising both champions win rates Senna wins against Tryndamere 3.84% more often than would be expected.
The average opponent winrate against Tryndamere is 52.40%.


Yone
the Unforgotten
Senna wins against Yone 50.96% of the time which is 3.20% lower against Yone than the average opponent.
After normalising both champions win rates Senna wins against Yone 2.46% more often than would be expected.
The average opponent winrate against Yone is 54.16%.


Quinn
Demacia's Wings
Senna wins against Quinn 51.43% of the time which is 4.14% lower against Quinn than the average opponent.
After normalising both champions win rates Senna wins against Quinn 1.50% more often than would be expected.
The average opponent winrate against Quinn is 55.57%.


Volibear
the Relentless Storm
Senna wins against Volibear 53.33% of the time which is 0.66% higher against Volibear than the average opponent.
After normalising both champions win rates Senna wins against Volibear 6.32% more often than would be expected.
The average opponent winrate against Volibear is 52.67%.


Shen
the Eye of Twilight
Senna wins against Shen 54.63% of the time which is 2.15% higher against Shen than the average opponent.
After normalising both champions win rates Senna wins against Shen 7.81% more often than would be expected.
The average opponent winrate against Shen is 52.48%.