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.
All Ranks Champions Analysed: 112,405,590
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 bottom vs bottom Counters
Senna bottom on Patch 14 is the strongest counter to bottom champions of Sivir, Draven & Yasuo. While Senna bottom is countered most by bottom champions of Zeri, Veigar & Nilah. Below is a detailed breakdown of Senna bottom counters against bottom champions with a minimum of 100 games.
Zeri
The Spark of Zaun
Senna wins against Zeri 37.25% of the time which is 13.59% lower against Zeri than the average opponent.
After normalising both champions win rates Senna wins against Zeri 10.03% less often than would be expected.
The average opponent winrate against Zeriis 50.84%.
Veigar
the Tiny Master of Evil
Senna wins against Veigar 37.86% of the time which is 8.73% lower against Veigar than the average opponent.
After normalising both champions win rates Senna wins against Veigar 5.20% less often than would be expected.
The average opponent winrate against Veigaris 46.59%.
Nilah
the Joy Unbound
Senna wins against Nilah 38.33% of the time which is 8.49% lower against Nilah than the average opponent.
After normalising both champions win rates Senna wins against Nilah 4.96% less often than would be expected.
The average opponent winrate against Nilahis 46.82%.
Kalista
the Spear of Vengeance
Senna wins against Kalista 43.97% of the time which is 8.88% lower against Kalista than the average opponent.
After normalising both champions win rates Senna wins against Kalista 5.32% less often than would be expected.
The average opponent winrate against Kalistais 52.85%.
Jhin
the Virtuoso
Senna wins against Jhin 44.13% of the time which is 5.21% lower against Jhin than the average opponent.
After normalising both champions win rates Senna wins against Jhin 1.65% less often than would be expected.
The average opponent winrate against Jhinis 49.34%.
Twitch
the Plague Rat
Senna wins against Twitch 44.41% of the time which is 6.17% lower against Twitch than the average opponent.
After normalising both champions win rates Senna wins against Twitch 2.61% less often than would be expected.
The average opponent winrate against Twitchis 50.58%.
Caitlyn
the Sheriff of Piltover
Senna wins against Caitlyn 45.02% of the time which is 4.79% lower against Caitlyn than the average opponent.
After normalising both champions win rates Senna wins against Caitlyn 1.23% less often than would be expected.
The average opponent winrate against Caitlynis 49.81%.
Ziggs
the Hexplosives Expert
Senna wins against Ziggs 45.09% of the time which is 2.65% lower against Ziggs than the average opponent.
After normalising both champions win rates Senna wins against Ziggs 0.89% more often than would be expected.
The average opponent winrate against Ziggsis 47.74%.
Ashe
the Frost Archer
Senna wins against Ashe 45.31% of the time which is 4.86% lower against Ashe than the average opponent.
After normalising both champions win rates Senna wins against Ashe 1.30% less often than would be expected.
The average opponent winrate against Asheis 50.17%.
Jinx
the Loose Cannon
Senna wins against Jinx 45.67% of the time which is 3.94% lower against Jinx than the average opponent.
After normalising both champions win rates Senna wins against Jinx 0.38% less often than would be expected.
The average opponent winrate against Jinxis 49.61%.
Xayah
the Rebel
Senna wins against Xayah 45.79% of the time which is 4.54% lower against Xayah than the average opponent.
After normalising both champions win rates Senna wins against Xayah 0.98% less often than would be expected.
The average opponent winrate against Xayahis 50.33%.
Varus
the Arrow of Retribution
Senna wins against Varus 46.11% of the time which is 5.37% lower against Varus than the average opponent.
After normalising both champions win rates Senna wins against Varus 1.81% less often than would be expected.
The average opponent winrate against Varusis 51.48%.
Miss Fortune
the Bounty Hunter
Senna wins against Miss Fortune 46.33% of the time which is 1.73% lower against Miss Fortune than the average opponent.
After normalising both champions win rates Senna wins against Miss Fortune 1.81% more often than would be expected.
The average opponent winrate against Miss Fortuneis 48.06%.
Smolder
the Fiery Fledgling
Senna wins against Smolder 47.21% of the time which is 2.89% lower against Smolder than the average opponent.
After normalising both champions win rates Senna wins against Smolder 0.67% more often than would be expected.
The average opponent winrate against Smolderis 50.10%.
Ezreal
the Prodigal Explorer
Senna wins against Ezreal 47.54% of the time which is 3.88% lower against Ezreal than the average opponent.
After normalising both champions win rates Senna wins against Ezreal 0.32% less often than would be expected.
The average opponent winrate against Ezrealis 51.42%.
Vayne
the Night Hunter
Senna wins against Vayne 47.88% of the time which is 1.29% lower against Vayne than the average opponent.
After normalising both champions win rates Senna wins against Vayne 2.26% more often than would be expected.
The average opponent winrate against Vayneis 49.17%.
Swain
the Noxian Grand General
Senna wins against Swain 47.95% of the time which is 0.15% higher against Swain than the average opponent.
After normalising both champions win rates Senna wins against Swain 3.69% more often than would be expected.
The average opponent winrate against Swainis 47.80%.
Lucian
the Purifier
Senna wins against Lucian 48.50% of the time which is 2.87% lower against Lucian than the average opponent.
After normalising both champions win rates Senna wins against Lucian 0.69% more often than would be expected.
The average opponent winrate against Lucianis 51.37%.
Aphelios
the Weapon of the Faithful
Senna wins against Aphelios 48.52% of the time which is 2.79% lower against Aphelios than the average opponent.
After normalising both champions win rates Senna wins against Aphelios 0.77% more often than would be expected.
The average opponent winrate against Apheliosis 51.31%.
Kog'Maw
the Mouth of the Abyss
Senna wins against Kog'Maw 48.99% of the time which is 0.93% higher against Kog'Maw than the average opponent.
After normalising both champions win rates Senna wins against Kog'Maw 4.47% more often than would be expected.
The average opponent winrate against Kog'Mawis 48.06%.
Viktor
the Machine Herald
Senna wins against Viktor 49.00% of the time which is 1.24% higher against Viktor than the average opponent.
After normalising both champions win rates Senna wins against Viktor 4.78% more often than would be expected.
The average opponent winrate against Viktoris 47.76%.
Kai'Sa
Daughter of the Void
Senna wins against Kai'Sa 49.05% of the time which is 2.52% lower against Kai'Sa than the average opponent.
After normalising both champions win rates Senna wins against Kai'Sa 1.04% more often than would be expected.
The average opponent winrate against Kai'Sais 51.57%.
Corki
the Daring Bombardier
Senna wins against Corki 49.15% of the time which is 1.60% lower against Corki than the average opponent.
After normalising both champions win rates Senna wins against Corki 1.96% more often than would be expected.
The average opponent winrate against Corkiis 50.75%.
Tristana
the Yordle Gunner
Senna wins against Tristana 49.41% of the time which is 2.41% lower against Tristana than the average opponent.
After normalising both champions win rates Senna wins against Tristana 1.15% more often than would be expected.
The average opponent winrate against Tristanais 51.82%.
Samira
the Desert Rose
Senna wins against Samira 50.35% of the time which is 0.95% lower against Samira than the average opponent.
After normalising both champions win rates Senna wins against Samira 2.61% more often than would be expected.
The average opponent winrate against Samirais 51.30%.
Yasuo
the Unforgiven
Senna wins against Yasuo 51.33% of the time which is 2.10% higher against Yasuo than the average opponent.
After normalising both champions win rates Senna wins against Yasuo 5.66% more often than would be expected.
The average opponent winrate against Yasuois 49.23%.
Draven
the Glorious Executioner
Senna wins against Draven 51.58% of the time which is 0.80% higher against Draven than the average opponent.
After normalising both champions win rates Senna wins against Draven 4.36% more often than would be expected.
The average opponent winrate against Dravenis 50.78%.
Sivir
the Battle Mistress
Senna wins against Sivir 51.69% of the time which is 3.19% higher against Sivir than the average opponent.
After normalising both champions win rates Senna wins against Sivir 6.74% more often than would be expected.
The average opponent winrate against Siviris 48.50%.