Rammus vs Jarvan IV Counter Pick
Matchup Summary
What the Data Means
How does Rammus really do against Jarvan IV in Jungle? The numbers below come from live ranked matchup data. Across 468 recorded games on patch 16.13.1, Rammus wins 46.2% of the time against Jarvan IV. That places Jarvan IV among Rammus’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.
Win rate and sample size are the two numbers to trust here: the more games behind a matchup, the more stable its rating from patch to 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 Rammus build; both champions’ full profiles and remaining matchups are linked below.
FAQ
No — current data marks this as a counter matchup: Jarvan IV has the statistical edge. Rammus wins 46.2% of the recorded games.
46.2% from Rammus's perspective, measured on patch 16.13.1.
468 ranked games at Emerald rank and above, across all regions.
The current Rammus build — items, runes and skill order from the same data set — is on the Rammus build page.