Mordekaiser vs Cassiopeia Counter Pick
Matchup Summary
What the Data Means
How does Mordekaiser really do against Cassiopeia in Top? The numbers below come from live ranked matchup data. Across 150 recorded games on patch 16.13.1, Mordekaiser wins 42.7% of the time against Cassiopeia. That places Cassiopeia among Mordekaiser’s toughest opponents right now — the win rate sits clearly below the break-even line, which is exactly why this matchup is flagged as a counter.
When reading this matchup, weigh the sample size as much as the percentage — bigger samples mean the number is less likely to swing with the next patch. The stats refresh automatically every 48 hours from ranked games at Emerald and above, so this page always reflects the current meta rather than an old snapshot. For itemization and runes, open the current Mordekaiser build; both champions’ full profiles and remaining matchups are linked below.
FAQ
No — current data marks this as a counter matchup: Cassiopeia has the statistical edge. Mordekaiser wins 42.7% of the recorded games.
42.7% from Mordekaiser's perspective, measured on patch 16.13.1.
150 ranked games at Emerald rank and above, across all regions.
The current Mordekaiser build — items, runes and skill order from the same data set — is on the Mordekaiser build page.