

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.
D2+ Champions Analysed: 5,072,835
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.


Cassiopeia Counters
Cassiopeia top vs top Counters
Presently there is insufficent games played by Cassiopeia top on Patch 15.9 to determine the strongest top counters. A matchup requires a minimum of 100 games to be displayed.


Jayce
the Defender of Tomorrow
Cassiopeia wins against Jayce 48.28% of the time which is 2.16% lower against Jayce than the average opponent.
After normalising both champions win rates Cassiopeia wins against Jayce 6.04% less often than would be expected.
The average opponent winrate against Jayce is 50.44%.


Irelia
the Blade Dancer
Cassiopeia wins against Irelia 52.80% of the time which is 4.01% higher against Irelia than the average opponent.
After normalising both champions win rates Cassiopeia wins against Irelia 0.13% more often than would be expected.
The average opponent winrate against Irelia is 48.79%.


Ambessa
Matriarch of War
Cassiopeia wins against Ambessa 54.47% of the time which is 4.61% higher against Ambessa than the average opponent.
After normalising both champions win rates Cassiopeia wins against Ambessa 0.73% more often than would be expected.
The average opponent winrate against Ambessa is 49.86%.


Aatrox
the Darkin Blade
Cassiopeia wins against Aatrox 59.88% of the time which is 10.22% higher against Aatrox than the average opponent.
After normalising both champions win rates Cassiopeia wins against Aatrox 6.34% more often than would be expected.
The average opponent winrate against Aatrox is 49.66%.


Shen
the Eye of Twilight
Cassiopeia wins against Shen 60.92% of the time which is 14.28% higher against Shen than the average opponent.
After normalising both champions win rates Cassiopeia wins against Shen 10.40% more often than would be expected.
The average opponent winrate against Shen is 46.64%.