

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.
Diamond Champions Analysed: 4,424,012
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.


Sion Counters
Sion top vs middle Counters
Sion top on Patch 15.8 is the strongest counter to middle champions of Corki, Tristana & Lux. While Sion top is countered most by middle champions of Anivia, Cassiopeia & Irelia. Below is a detailed breakdown of Sion top counters against middle champions with a minimum of 100 games.


Anivia
the Cryophoenix
Sion wins against Anivia 46.18% of the time which is 1.21% higher against Anivia than the average opponent.
After normalising both champions win rates Sion wins against Anivia 2.60% less often than would be expected.
The average opponent winrate against Anivia is 44.97%.


Cassiopeia
the Serpent's Embrace
Sion wins against Cassiopeia 46.20% of the time which is 1.25% higher against Cassiopeia than the average opponent.
After normalising both champions win rates Sion wins against Cassiopeia 2.56% less often than would be expected.
The average opponent winrate against Cassiopeia is 44.95%.


Irelia
the Blade Dancer
Sion wins against Irelia 46.38% of the time which is 1.19% lower against Irelia than the average opponent.
After normalising both champions win rates Sion wins against Irelia 5.01% less often than would be expected.
The average opponent winrate against Irelia is 47.57%.


Swain
the Noxian Grand General
Sion wins against Swain 46.67% of the time which is 1.01% higher against Swain than the average opponent.
After normalising both champions win rates Sion wins against Swain 2.80% less often than would be expected.
The average opponent winrate against Swain is 45.66%.


Yasuo
the Unforgiven
Sion wins against Yasuo 47.43% of the time which is 0.46% lower against Yasuo than the average opponent.
After normalising both champions win rates Sion wins against Yasuo 4.28% less often than would be expected.
The average opponent winrate against Yasuo is 47.89%.


Kassadin
the Void Walker
Sion wins against Kassadin 47.45% of the time which is 0.26% higher against Kassadin than the average opponent.
After normalising both champions win rates Sion wins against Kassadin 3.56% less often than would be expected.
The average opponent winrate against Kassadin is 47.19%.


Talon
the Blade's Shadow
Sion wins against Talon 48.28% of the time which is 1.80% higher against Talon than the average opponent.
After normalising both champions win rates Sion wins against Talon 2.02% less often than would be expected.
The average opponent winrate against Talon is 46.48%.


Hwei
the Visionary
Sion wins against Hwei 48.77% of the time which is 1.58% higher against Hwei than the average opponent.
After normalising both champions win rates Sion wins against Hwei 2.24% less often than would be expected.
The average opponent winrate against Hwei is 47.19%.


Fizz
the Tidal Trickster
Sion wins against Fizz 48.96% of the time which is 2.39% higher against Fizz than the average opponent.
After normalising both champions win rates Sion wins against Fizz 1.43% less often than would be expected.
The average opponent winrate against Fizz is 46.57%.


Cho'Gath
the Terror of the Void
Sion wins against Cho'Gath 48.98% of the time which is 3.06% higher against Cho'Gath than the average opponent.
After normalising both champions win rates Sion wins against Cho'Gath 0.75% less often than would be expected.
The average opponent winrate against Cho'Gath is 45.92%.


Naafiri
the Hound of a Hundred Bites
Sion wins against Naafiri 49.19% of the time which is 4.31% higher against Naafiri than the average opponent.
After normalising both champions win rates Sion wins against Naafiri 0.50% more often than would be expected.
The average opponent winrate against Naafiri is 44.88%.


Vel'Koz
the Eye of the Void
Sion wins against Vel'Koz 49.38% of the time which is 3.76% higher against Vel'Koz than the average opponent.
After normalising both champions win rates Sion wins against Vel'Koz 0.05% less often than would be expected.
The average opponent winrate against Vel'Koz is 45.62%.


Taliyah
the Stoneweaver
Sion wins against Taliyah 49.49% of the time which is 3.31% higher against Taliyah than the average opponent.
After normalising both champions win rates Sion wins against Taliyah 0.50% less often than would be expected.
The average opponent winrate against Taliyah is 46.18%.


Katarina
the Sinister Blade
Sion wins against Katarina 49.81% of the time which is 2.78% higher against Katarina than the average opponent.
After normalising both champions win rates Sion wins against Katarina 1.04% less often than would be expected.
The average opponent winrate against Katarina is 47.03%.


Xerath
the Magus Ascendant
Sion wins against Xerath 50.00% of the time which is 3.04% higher against Xerath than the average opponent.
After normalising both champions win rates Sion wins against Xerath 0.78% less often than would be expected.
The average opponent winrate against Xerath is 46.96%.


Akshan
the Rogue Sentinel
Sion wins against Akshan 50.00% of the time which is 3.09% higher against Akshan than the average opponent.
After normalising both champions win rates Sion wins against Akshan 0.73% less often than would be expected.
The average opponent winrate against Akshan is 46.91%.


Orianna
the Lady of Clockwork
Sion wins against Orianna 50.07% of the time which is 1.94% higher against Orianna than the average opponent.
After normalising both champions win rates Sion wins against Orianna 1.88% less often than would be expected.
The average opponent winrate against Orianna is 48.13%.


Qiyana
Empress of the Elements
Sion wins against Qiyana 50.36% of the time which is 2.75% higher against Qiyana than the average opponent.
After normalising both champions win rates Sion wins against Qiyana 1.07% less often than would be expected.
The average opponent winrate against Qiyana is 47.61%.


Kayle
the Righteous
Sion wins against Kayle 50.44% of the time which is 5.29% higher against Kayle than the average opponent.
After normalising both champions win rates Sion wins against Kayle 1.48% more often than would be expected.
The average opponent winrate against Kayle is 45.15%.


Galio
the Colossus
Sion wins against Galio 50.68% of the time which is 2.97% higher against Galio than the average opponent.
After normalising both champions win rates Sion wins against Galio 0.85% less often than would be expected.
The average opponent winrate against Galio is 47.71%.


Zoe
the Aspect of Twilight
Sion wins against Zoe 50.71% of the time which is 3.77% higher against Zoe than the average opponent.
After normalising both champions win rates Sion wins against Zoe 0.05% less often than would be expected.
The average opponent winrate against Zoe is 46.94%.


Vex
the Gloomist
Sion wins against Vex 50.76% of the time which is 4.92% higher against Vex than the average opponent.
After normalising both champions win rates Sion wins against Vex 1.11% more often than would be expected.
The average opponent winrate against Vex is 45.84%.


Syndra
the Dark Sovereign
Sion wins against Syndra 51.01% of the time which is 2.38% higher against Syndra than the average opponent.
After normalising both champions win rates Sion wins against Syndra 1.44% less often than would be expected.
The average opponent winrate against Syndra is 48.63%.


Ahri
the Nine-Tailed Fox
Sion wins against Ahri 51.63% of the time which is 3.86% higher against Ahri than the average opponent.
After normalising both champions win rates Sion wins against Ahri 0.04% more often than would be expected.
The average opponent winrate against Ahri is 47.77%.


Azir
the Emperor of the Sands
Sion wins against Azir 51.90% of the time which is 1.64% higher against Azir than the average opponent.
After normalising both champions win rates Sion wins against Azir 2.18% less often than would be expected.
The average opponent winrate against Azir is 50.26%.


Ekko
the Boy Who Shattered Time
Sion wins against Ekko 52.38% of the time which is 5.51% higher against Ekko than the average opponent.
After normalising both champions win rates Sion wins against Ekko 1.69% more often than would be expected.
The average opponent winrate against Ekko is 46.87%.


Aurora
the Witch Between Worlds
Sion wins against Aurora 52.60% of the time which is 2.97% higher against Aurora than the average opponent.
After normalising both champions win rates Sion wins against Aurora 0.85% less often than would be expected.
The average opponent winrate against Aurora is 49.63%.


Zed
the Master of Shadows
Sion wins against Zed 52.67% of the time which is 5.36% higher against Zed than the average opponent.
After normalising both champions win rates Sion wins against Zed 1.54% more often than would be expected.
The average opponent winrate against Zed is 47.31%.


Aurelion Sol
The Star Forger
Sion wins against Aurelion Sol 52.68% of the time which is 4.87% higher against Aurelion Sol than the average opponent.
After normalising both champions win rates Sion wins against Aurelion Sol 1.05% more often than would be expected.
The average opponent winrate against Aurelion Sol is 47.81%.


Viktor
the Herald of the Arcane
Sion wins against Viktor 52.70% of the time which is 3.91% higher against Viktor than the average opponent.
After normalising both champions win rates Sion wins against Viktor 0.09% more often than would be expected.
The average opponent winrate against Viktor is 48.79%.


Akali
the Rogue Assassin
Sion wins against Akali 53.02% of the time which is 4.43% higher against Akali than the average opponent.
After normalising both champions win rates Sion wins against Akali 0.61% more often than would be expected.
The average opponent winrate against Akali is 48.59%.


Yone
the Unforgotten
Sion wins against Yone 53.06% of the time which is 2.13% higher against Yone than the average opponent.
After normalising both champions win rates Sion wins against Yone 1.69% less often than would be expected.
The average opponent winrate against Yone is 50.93%.


Diana
Scorn of the Moon
Sion wins against Diana 53.09% of the time which is 6.39% higher against Diana than the average opponent.
After normalising both champions win rates Sion wins against Diana 2.57% more often than would be expected.
The average opponent winrate against Diana is 46.70%.


Vladimir
the Crimson Reaper
Sion wins against Vladimir 53.18% of the time which is 6.23% higher against Vladimir than the average opponent.
After normalising both champions win rates Sion wins against Vladimir 2.41% more often than would be expected.
The average opponent winrate against Vladimir is 46.95%.


Twisted Fate
the Card Master
Sion wins against Twisted Fate 53.28% of the time which is 5.88% higher against Twisted Fate than the average opponent.
After normalising both champions win rates Sion wins against Twisted Fate 2.06% more often than would be expected.
The average opponent winrate against Twisted Fate is 47.40%.


LeBlanc
the Deceiver
Sion wins against LeBlanc 53.37% of the time which is 4.03% higher against LeBlanc than the average opponent.
After normalising both champions win rates Sion wins against LeBlanc 0.21% more often than would be expected.
The average opponent winrate against LeBlanc is 49.34%.


Ryze
the Rune Mage
Sion wins against Ryze 53.48% of the time which is 5.09% higher against Ryze than the average opponent.
After normalising both champions win rates Sion wins against Ryze 1.27% more often than would be expected.
The average opponent winrate against Ryze is 48.39%.


Annie
the Dark Child
Sion wins against Annie 53.57% of the time which is 2.92% higher against Annie than the average opponent.
After normalising both champions win rates Sion wins against Annie 0.90% less often than would be expected.
The average opponent winrate against Annie is 50.65%.


Sylas
the Unshackled
Sion wins against Sylas 53.98% of the time which is 5.72% higher against Sylas than the average opponent.
After normalising both champions win rates Sion wins against Sylas 1.90% more often than would be expected.
The average opponent winrate against Sylas is 48.26%.


Lissandra
the Ice Witch
Sion wins against Lissandra 53.99% of the time which is 6.97% higher against Lissandra than the average opponent.
After normalising both champions win rates Sion wins against Lissandra 3.15% more often than would be expected.
The average opponent winrate against Lissandra is 47.02%.


Veigar
the Tiny Master of Evil
Sion wins against Veigar 54.40% of the time which is 7.51% higher against Veigar than the average opponent.
After normalising both champions win rates Sion wins against Veigar 3.69% more often than would be expected.
The average opponent winrate against Veigar is 46.89%.


Mel
the Soul's Reflection
Sion wins against Mel 54.55% of the time which is 4.17% higher against Mel than the average opponent.
After normalising both champions win rates Sion wins against Mel 0.35% more often than would be expected.
The average opponent winrate against Mel is 50.38%.


Malzahar
the Prophet of the Void
Sion wins against Malzahar 54.77% of the time which is 7.21% higher against Malzahar than the average opponent.
After normalising both champions win rates Sion wins against Malzahar 3.39% more often than would be expected.
The average opponent winrate against Malzahar is 47.56%.


Jayce
the Defender of Tomorrow
Sion wins against Jayce 55.69% of the time which is 8.53% higher against Jayce than the average opponent.
After normalising both champions win rates Sion wins against Jayce 4.71% more often than would be expected.
The average opponent winrate against Jayce is 47.16%.


Lux
the Lady of Luminosity
Sion wins against Lux 55.98% of the time which is 7.25% higher against Lux than the average opponent.
After normalising both champions win rates Sion wins against Lux 3.43% more often than would be expected.
The average opponent winrate against Lux is 48.73%.


Tristana
the Yordle Gunner
Sion wins against Tristana 57.02% of the time which is 6.75% higher against Tristana than the average opponent.
After normalising both champions win rates Sion wins against Tristana 2.93% more often than would be expected.
The average opponent winrate against Tristana is 50.27%.


Corki
the Daring Bombardier
Sion wins against Corki 57.43% of the time which is 7.21% higher against Corki than the average opponent.
After normalising both champions win rates Sion wins against Corki 3.39% more often than would be expected.
The average opponent winrate against Corki is 50.22%.