

Kassadin vs Sylas Counter Pick
Matchup Summary
What the Data Means
This page breaks down the Kassadin vs Sylas matchup in League of Legends in the Mid role, using current ranked statistics. Across 1,304 recorded games on patch 16.13.1, Kassadin wins 46.7% of the time against Sylas. That places Sylas among Kassadin’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 Kassadin build; both champions’ full profiles and remaining matchups are linked below.
FAQ
No — current data marks this as a counter matchup: Sylas has the statistical edge. Kassadin wins 46.7% of the recorded games.
46.7% from Kassadin's perspective, measured on patch 16.13.1.
1,304 ranked games at Emerald rank and above, across all regions.
The current Kassadin build — items, runes and skill order from the same data set — is on the Kassadin build page.