

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: 3,594,897
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 15.16 is the strongest counter to top champions of Tahm Kench, Gnar & Gwen. While Senna support is countered most by top champions of Urgot, Tryndamere & Dr. Mundo. Below is a detailed breakdown of Senna support counters against top champions with a minimum of 100 games.


Urgot
the Dreadnought
Senna wins against Urgot 36.89% of the time which is 13.31% lower against Urgot than the average opponent.
After normalising both champions win rates Senna wins against Urgot 4.65% less often than would be expected.
The average opponent winrate against Urgot is 50.20%.


Dr. Mundo
the Madman of Zaun
Senna wins against Dr. Mundo 39.19% of the time which is 11.28% lower against Dr. Mundo than the average opponent.
After normalising both champions win rates Senna wins against Dr. Mundo 2.61% less often than would be expected.
The average opponent winrate against Dr. Mundo is 50.47%.


Tryndamere
the Barbarian King
Senna wins against Tryndamere 39.19% of the time which is 13.87% lower against Tryndamere than the average opponent.
After normalising both champions win rates Senna wins against Tryndamere 5.19% less often than would be expected.
The average opponent winrate against Tryndamere is 53.06%.


Kled
the Cantankerous Cavalier
Senna wins against Kled 39.83% of the time which is 10.57% lower against Kled than the average opponent.
After normalising both champions win rates Senna wins against Kled 1.91% less often than would be expected.
The average opponent winrate against Kled is 50.40%.


Pantheon
the Unbreakable Spear
Senna wins against Pantheon 39.87% of the time which is 15.16% lower against Pantheon than the average opponent.
After normalising both champions win rates Senna wins against Pantheon 6.49% less often than would be expected.
The average opponent winrate against Pantheon is 55.03%.


Warwick
the Uncaged Wrath of Zaun
Senna wins against Warwick 40.29% of the time which is 11.55% lower against Warwick than the average opponent.
After normalising both champions win rates Senna wins against Warwick 2.87% less often than would be expected.
The average opponent winrate against Warwick is 51.84%.


Singed
the Mad Chemist
Senna wins against Singed 40.79% of the time which is 6.91% lower against Singed than the average opponent.
After normalising both champions win rates Senna wins against Singed 1.71% more often than would be expected.
The average opponent winrate against Singed is 47.70%.


Jax
Grandmaster at Arms
Senna wins against Jax 41.67% of the time which is 11.50% lower against Jax than the average opponent.
After normalising both champions win rates Senna wins against Jax 2.82% less often than would be expected.
The average opponent winrate against Jax is 53.17%.


Sett
the Boss
Senna wins against Sett 41.85% of the time which is 8.56% lower against Sett than the average opponent.
After normalising both champions win rates Senna wins against Sett 0.10% more often than would be expected.
The average opponent winrate against Sett is 50.41%.


Vladimir
the Crimson Reaper
Senna wins against Vladimir 42.34% of the time which is 13.33% lower against Vladimir than the average opponent.
After normalising both champions win rates Senna wins against Vladimir 4.67% less often than would be expected.
The average opponent winrate against Vladimir is 55.67%.


Trundle
the Troll King
Senna wins against Trundle 42.34% of the time which is 11.11% lower against Trundle than the average opponent.
After normalising both champions win rates Senna wins against Trundle 2.43% less often than would be expected.
The average opponent winrate against Trundle is 53.45%.


Rumble
the Mechanized Menace
Senna wins against Rumble 42.34% of the time which is 11.54% lower against Rumble than the average opponent.
After normalising both champions win rates Senna wins against Rumble 2.87% less often than would be expected.
The average opponent winrate against Rumble is 53.88%.


Mordekaiser
the Iron Revenant
Senna wins against Mordekaiser 42.42% of the time which is 8.95% lower against Mordekaiser than the average opponent.
After normalising both champions win rates Senna wins against Mordekaiser 0.28% less often than would be expected.
The average opponent winrate against Mordekaiser is 51.37%.


Kayle
the Righteous
Senna wins against Kayle 42.61% of the time which is 9.55% lower against Kayle than the average opponent.
After normalising both champions win rates Senna wins against Kayle 0.87% less often than would be expected.
The average opponent winrate against Kayle is 52.16%.


Shen
the Eye of Twilight
Senna wins against Shen 42.65% of the time which is 9.14% lower against Shen than the average opponent.
After normalising both champions win rates Senna wins against Shen 0.46% less often than would be expected.
The average opponent winrate against Shen is 51.79%.


Garen
The Might of Demacia
Senna wins against Garen 42.72% of the time which is 9.29% lower against Garen than the average opponent.
After normalising both champions win rates Senna wins against Garen 0.61% less often than would be expected.
The average opponent winrate against Garen is 52.01%.


Illaoi
the Kraken Priestess
Senna wins against Illaoi 43.09% of the time which is 7.64% lower against Illaoi than the average opponent.
After normalising both champions win rates Senna wins against Illaoi 1.03% more often than would be expected.
The average opponent winrate against Illaoi is 50.73%.


Fiora
the Grand Duelist
Senna wins against Fiora 43.32% of the time which is 10.96% lower against Fiora than the average opponent.
After normalising both champions win rates Senna wins against Fiora 2.29% less often than would be expected.
The average opponent winrate against Fiora is 54.28%.


Teemo
the Swift Scout
Senna wins against Teemo 43.81% of the time which is 7.26% lower against Teemo than the average opponent.
After normalising both champions win rates Senna wins against Teemo 1.41% more often than would be expected.
The average opponent winrate against Teemo is 51.07%.


Cho'Gath
the Terror of the Void
Senna wins against Cho'Gath 43.85% of the time which is 8.62% lower against Cho'Gath than the average opponent.
After normalising both champions win rates Senna wins against Cho'Gath 0.06% more often than would be expected.
The average opponent winrate against Cho'Gath is 52.47%.


Yorick
Shepherd of Souls
Senna wins against Yorick 44.44% of the time which is 5.71% lower against Yorick than the average opponent.
After normalising both champions win rates Senna wins against Yorick 2.95% more often than would be expected.
The average opponent winrate against Yorick is 50.15%.


Ambessa
Matriarch of War
Senna wins against Ambessa 44.56% of the time which is 10.58% lower against Ambessa than the average opponent.
After normalising both champions win rates Senna wins against Ambessa 1.92% less often than would be expected.
The average opponent winrate against Ambessa is 55.14%.


Renekton
the Butcher of the Sands
Senna wins against Renekton 44.77% of the time which is 8.48% lower against Renekton than the average opponent.
After normalising both champions win rates Senna wins against Renekton 0.20% more often than would be expected.
The average opponent winrate against Renekton is 53.25%.


Malphite
Shard of the Monolith
Senna wins against Malphite 44.97% of the time which is 6.22% lower against Malphite than the average opponent.
After normalising both champions win rates Senna wins against Malphite 2.45% more often than would be expected.
The average opponent winrate against Malphite is 51.19%.


Darius
the Hand of Noxus
Senna wins against Darius 45.78% of the time which is 9.49% lower against Darius than the average opponent.
After normalising both champions win rates Senna wins against Darius 0.83% less often than would be expected.
The average opponent winrate against Darius is 55.27%.


Quinn
Demacia's Wings
Senna wins against Quinn 45.96% of the time which is 8.67% lower against Quinn than the average opponent.
After normalising both champions win rates Senna wins against Quinn 0.00% less often than would be expected.
The average opponent winrate against Quinn is 54.63%.


K'Sante
the Pride of Nazumah
Senna wins against K'Sante 46.00% of the time which is 10.81% lower against K'Sante than the average opponent.
After normalising both champions win rates Senna wins against K'Sante 2.17% less often than would be expected.
The average opponent winrate against K'Sante is 56.81%.


Heimerdinger
the Revered Inventor
Senna wins against Heimerdinger 46.08% of the time which is 5.91% lower against Heimerdinger than the average opponent.
After normalising both champions win rates Senna wins against Heimerdinger 2.77% more often than would be expected.
The average opponent winrate against Heimerdinger is 51.99%.


Olaf
the Berserker
Senna wins against Olaf 46.15% of the time which is 7.76% lower against Olaf than the average opponent.
After normalising both champions win rates Senna wins against Olaf 0.91% more often than would be expected.
The average opponent winrate against Olaf is 53.91%.


Riven
the Exile
Senna wins against Riven 46.15% of the time which is 11.47% lower against Riven than the average opponent.
After normalising both champions win rates Senna wins against Riven 2.85% less often than would be expected.
The average opponent winrate against Riven is 57.62%.


Irelia
the Blade Dancer
Senna wins against Irelia 46.34% of the time which is 8.38% lower against Irelia than the average opponent.
After normalising both champions win rates Senna wins against Irelia 0.29% more often than would be expected.
The average opponent winrate against Irelia is 54.72%.


Nasus
the Curator of the Sands
Senna wins against Nasus 46.63% of the time which is 5.26% lower against Nasus than the average opponent.
After normalising both champions win rates Senna wins against Nasus 3.42% more often than would be expected.
The average opponent winrate against Nasus is 51.89%.


Volibear
the Relentless Storm
Senna wins against Volibear 46.64% of the time which is 6.83% lower against Volibear than the average opponent.
After normalising both champions win rates Senna wins against Volibear 1.85% more often than would be expected.
The average opponent winrate against Volibear is 53.47%.


Yone
the Unforgotten
Senna wins against Yone 46.92% of the time which is 7.46% lower against Yone than the average opponent.
After normalising both champions win rates Senna wins against Yone 1.21% more often than would be expected.
The average opponent winrate against Yone is 54.38%.


Sion
The Undead Juggernaut
Senna wins against Sion 47.33% of the time which is 2.70% lower against Sion than the average opponent.
After normalising both champions win rates Senna wins against Sion 5.96% more often than would be expected.
The average opponent winrate against Sion is 50.03%.


Yasuo
the Unforgiven
Senna wins against Yasuo 47.44% of the time which is 6.25% lower against Yasuo than the average opponent.
After normalising both champions win rates Senna wins against Yasuo 2.43% more often than would be expected.
The average opponent winrate against Yasuo is 53.69%.


Vayne
the Night Hunter
Senna wins against Vayne 48.47% of the time which is 6.79% lower against Vayne than the average opponent.
After normalising both champions win rates Senna wins against Vayne 1.87% more often than would be expected.
The average opponent winrate against Vayne is 55.26%.


Ornn
The Fire below the Mountain
Senna wins against Ornn 49.39% of the time which is 2.58% lower against Ornn than the average opponent.
After normalising both champions win rates Senna wins against Ornn 6.10% more often than would be expected.
The average opponent winrate against Ornn is 51.97%.


Aatrox
the Darkin Blade
Senna wins against Aatrox 49.49% of the time which is 6.84% lower against Aatrox than the average opponent.
After normalising both champions win rates Senna wins against Aatrox 1.81% more often than would be expected.
The average opponent winrate against Aatrox is 56.33%.


Gangplank
the Saltwater Scourge
Senna wins against Gangplank 50.72% of the time which is 3.76% lower against Gangplank than the average opponent.
After normalising both champions win rates Senna wins against Gangplank 4.91% more often than would be expected.
The average opponent winrate against Gangplank is 54.48%.


Gwen
The Hallowed Seamstress
Senna wins against Gwen 51.01% of the time which is 6.11% lower against Gwen than the average opponent.
After normalising both champions win rates Senna wins against Gwen 2.52% more often than would be expected.
The average opponent winrate against Gwen is 57.12%.


Gnar
the Missing Link
Senna wins against Gnar 52.33% of the time which is 2.07% lower against Gnar than the average opponent.
After normalising both champions win rates Senna wins against Gnar 6.60% more often than would be expected.
The average opponent winrate against Gnar is 54.40%.


Tahm Kench
The River King
Senna wins against Tahm Kench 53.40% of the time which is 0.35% lower against Tahm Kench than the average opponent.
After normalising both champions win rates Senna wins against Tahm Kench 8.33% more often than would be expected.
The average opponent winrate against Tahm Kench is 53.75%.