

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: 3,854,974
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 top Counters
Sion top on Patch 15.16 is the strongest counter to top champions of Pantheon, Heimerdinger & Gnar. While Sion top is countered most by top champions of Singed, Vayne & Shen. Below is a detailed breakdown of Sion top counters against top champions with a minimum of 100 games.


Singed
the Mad Chemist
Sion wins against Singed 37.50% of the time which is 11.20% lower against Singed than the average opponent.
After normalising both champions win rates Sion wins against Singed 7.37% less often than would be expected.
The average opponent winrate against Singed is 48.70%.


Vayne
the Night Hunter
Sion wins against Vayne 43.13% of the time which is 12.85% lower against Vayne than the average opponent.
After normalising both champions win rates Sion wins against Vayne 9.02% less often than would be expected.
The average opponent winrate against Vayne is 55.98%.


Shen
the Eye of Twilight
Sion wins against Shen 43.62% of the time which is 8.95% lower against Shen than the average opponent.
After normalising both champions win rates Sion wins against Shen 5.12% less often than would be expected.
The average opponent winrate against Shen is 52.57%.


Volibear
the Relentless Storm
Sion wins against Volibear 43.65% of the time which is 10.07% lower against Volibear than the average opponent.
After normalising both champions win rates Sion wins against Volibear 6.24% less often than would be expected.
The average opponent winrate against Volibear is 53.72%.


Mordekaiser
the Iron Revenant
Sion wins against Mordekaiser 45.10% of the time which is 6.75% lower against Mordekaiser than the average opponent.
After normalising both champions win rates Sion wins against Mordekaiser 2.92% less often than would be expected.
The average opponent winrate against Mordekaiser is 51.85%.


Irelia
the Blade Dancer
Sion wins against Irelia 45.23% of the time which is 9.95% lower against Irelia than the average opponent.
After normalising both champions win rates Sion wins against Irelia 6.12% less often than would be expected.
The average opponent winrate against Irelia is 55.18%.


Garen
The Might of Demacia
Sion wins against Garen 45.45% of the time which is 7.05% lower against Garen than the average opponent.
After normalising both champions win rates Sion wins against Garen 3.22% less often than would be expected.
The average opponent winrate against Garen is 52.50%.


Sett
the Boss
Sion wins against Sett 45.83% of the time which is 4.91% lower against Sett than the average opponent.
After normalising both champions win rates Sion wins against Sett 1.08% less often than would be expected.
The average opponent winrate against Sett is 50.74%.


Yorick
Shepherd of Souls
Sion wins against Yorick 45.92% of the time which is 4.54% lower against Yorick than the average opponent.
After normalising both champions win rates Sion wins against Yorick 0.71% less often than would be expected.
The average opponent winrate against Yorick is 50.46%.


Tryndamere
the Barbarian King
Sion wins against Tryndamere 47.03% of the time which is 6.63% lower against Tryndamere than the average opponent.
After normalising both champions win rates Sion wins against Tryndamere 2.80% less often than would be expected.
The average opponent winrate against Tryndamere is 53.66%.


Fiora
the Grand Duelist
Sion wins against Fiora 47.22% of the time which is 7.65% lower against Fiora than the average opponent.
After normalising both champions win rates Sion wins against Fiora 3.82% less often than would be expected.
The average opponent winrate against Fiora is 54.87%.


Trundle
the Troll King
Sion wins against Trundle 47.27% of the time which is 6.62% lower against Trundle than the average opponent.
After normalising both champions win rates Sion wins against Trundle 2.79% less often than would be expected.
The average opponent winrate against Trundle is 53.89%.


Yasuo
the Unforgiven
Sion wins against Yasuo 47.83% of the time which is 6.21% lower against Yasuo than the average opponent.
After normalising both champions win rates Sion wins against Yasuo 2.38% less often than would be expected.
The average opponent winrate against Yasuo is 54.04%.


K'Sante
the Pride of Nazumah
Sion wins against K'Sante 48.15% of the time which is 9.09% lower against K'Sante than the average opponent.
After normalising both champions win rates Sion wins against K'Sante 5.27% less often than would be expected.
The average opponent winrate against K'Sante is 57.24%.


Urgot
the Dreadnought
Sion wins against Urgot 48.23% of the time which is 2.72% lower against Urgot than the average opponent.
After normalising both champions win rates Sion wins against Urgot 1.11% more often than would be expected.
The average opponent winrate against Urgot is 50.95%.


Renekton
the Butcher of the Sands
Sion wins against Renekton 48.30% of the time which is 5.40% lower against Renekton than the average opponent.
After normalising both champions win rates Sion wins against Renekton 1.57% less often than would be expected.
The average opponent winrate against Renekton is 53.70%.


Dr. Mundo
the Madman of Zaun
Sion wins against Dr. Mundo 48.79% of the time which is 2.11% lower against Dr. Mundo than the average opponent.
After normalising both champions win rates Sion wins against Dr. Mundo 1.72% more often than would be expected.
The average opponent winrate against Dr. Mundo is 50.90%.


Kayle
the Righteous
Sion wins against Kayle 48.83% of the time which is 3.84% lower against Kayle than the average opponent.
After normalising both champions win rates Sion wins against Kayle 0.01% less often than would be expected.
The average opponent winrate against Kayle is 52.67%.


Cho'Gath
the Terror of the Void
Sion wins against Cho'Gath 49.40% of the time which is 3.68% lower against Cho'Gath than the average opponent.
After normalising both champions win rates Sion wins against Cho'Gath 0.15% more often than would be expected.
The average opponent winrate against Cho'Gath is 53.08%.


Illaoi
the Kraken Priestess
Sion wins against Illaoi 49.43% of the time which is 1.67% lower against Illaoi than the average opponent.
After normalising both champions win rates Sion wins against Illaoi 2.16% more often than would be expected.
The average opponent winrate against Illaoi is 51.10%.


Darius
the Hand of Noxus
Sion wins against Darius 49.50% of the time which is 6.30% lower against Darius than the average opponent.
After normalising both champions win rates Sion wins against Darius 2.47% less often than would be expected.
The average opponent winrate against Darius is 55.80%.


Rumble
the Mechanized Menace
Sion wins against Rumble 49.61% of the time which is 4.62% lower against Rumble than the average opponent.
After normalising both champions win rates Sion wins against Rumble 0.79% less often than would be expected.
The average opponent winrate against Rumble is 54.23%.


Yone
the Unforgotten
Sion wins against Yone 49.62% of the time which is 5.30% lower against Yone than the average opponent.
After normalising both champions win rates Sion wins against Yone 1.47% less often than would be expected.
The average opponent winrate against Yone is 54.92%.


Quinn
Demacia's Wings
Sion wins against Quinn 49.62% of the time which is 5.38% lower against Quinn than the average opponent.
After normalising both champions win rates Sion wins against Quinn 1.55% less often than would be expected.
The average opponent winrate against Quinn is 55.00%.


Teemo
the Swift Scout
Sion wins against Teemo 50.98% of the time which is 0.48% lower against Teemo than the average opponent.
After normalising both champions win rates Sion wins against Teemo 3.35% more often than would be expected.
The average opponent winrate against Teemo is 51.46%.


Nasus
the Curator of the Sands
Sion wins against Nasus 51.76% of the time which is 0.52% lower against Nasus than the average opponent.
After normalising both champions win rates Sion wins against Nasus 3.31% more often than would be expected.
The average opponent winrate against Nasus is 52.28%.


Gangplank
the Saltwater Scourge
Sion wins against Gangplank 51.96% of the time which is 3.29% lower against Gangplank than the average opponent.
After normalising both champions win rates Sion wins against Gangplank 0.54% more often than would be expected.
The average opponent winrate against Gangplank is 55.25%.


Ornn
The Fire below the Mountain
Sion wins against Ornn 51.97% of the time which is 0.39% lower against Ornn than the average opponent.
After normalising both champions win rates Sion wins against Ornn 3.44% more often than would be expected.
The average opponent winrate against Ornn is 52.36%.


Aatrox
the Darkin Blade
Sion wins against Aatrox 51.99% of the time which is 4.80% lower against Aatrox than the average opponent.
After normalising both champions win rates Sion wins against Aatrox 0.98% less often than would be expected.
The average opponent winrate against Aatrox is 56.79%.


Ambessa
Matriarch of War
Sion wins against Ambessa 52.04% of the time which is 3.49% lower against Ambessa than the average opponent.
After normalising both champions win rates Sion wins against Ambessa 0.34% more often than would be expected.
The average opponent winrate against Ambessa is 55.53%.


Gwen
The Hallowed Seamstress
Sion wins against Gwen 52.22% of the time which is 5.41% lower against Gwen than the average opponent.
After normalising both champions win rates Sion wins against Gwen 1.59% less often than would be expected.
The average opponent winrate against Gwen is 57.63%.


Warwick
the Uncaged Wrath of Zaun
Sion wins against Warwick 53.09% of the time which is 0.57% higher against Warwick than the average opponent.
After normalising both champions win rates Sion wins against Warwick 4.40% more often than would be expected.
The average opponent winrate against Warwick is 52.52%.


Jax
Grandmaster at Arms
Sion wins against Jax 53.30% of the time which is 0.37% lower against Jax than the average opponent.
After normalising both champions win rates Sion wins against Jax 3.46% more often than would be expected.
The average opponent winrate against Jax is 53.67%.


Olaf
the Berserker
Sion wins against Olaf 54.31% of the time which is 0.55% lower against Olaf than the average opponent.
After normalising both champions win rates Sion wins against Olaf 3.28% more often than would be expected.
The average opponent winrate against Olaf is 54.86%.


Malphite
Shard of the Monolith
Sion wins against Malphite 54.47% of the time which is 2.83% higher against Malphite than the average opponent.
After normalising both champions win rates Sion wins against Malphite 6.66% more often than would be expected.
The average opponent winrate against Malphite is 51.64%.


Riven
the Exile
Sion wins against Riven 54.76% of the time which is 3.56% lower against Riven than the average opponent.
After normalising both champions win rates Sion wins against Riven 0.26% more often than would be expected.
The average opponent winrate against Riven is 58.32%.


Gnar
the Missing Link
Sion wins against Gnar 55.17% of the time which is 0.20% higher against Gnar than the average opponent.
After normalising both champions win rates Sion wins against Gnar 4.03% more often than would be expected.
The average opponent winrate against Gnar is 54.97%.


Heimerdinger
the Revered Inventor
Sion wins against Heimerdinger 56.87% of the time which is 4.54% higher against Heimerdinger than the average opponent.
After normalising both champions win rates Sion wins against Heimerdinger 8.37% more often than would be expected.
The average opponent winrate against Heimerdinger is 52.33%.


Pantheon
the Unbreakable Spear
Sion wins against Pantheon 57.63% of the time which is 2.03% higher against Pantheon than the average opponent.
After normalising both champions win rates Sion wins against Pantheon 5.86% more often than would be expected.
The average opponent winrate against Pantheon is 55.60%.