

Rengar vs Master Yi Counter Pick
Matchup Summary
What the Data Means
Rengar is a assassin/fighter hybrid, Master Yi a fighter/assassin hybrid, and they meet in the jungle. 1,578 tracked games on 16.13.1 put Rengar at a 44.0% win rate into Master Yi. Sitting 6.0 points below the 50% line marks Master Yi as a genuine problem pick for Rengar.
physical damage sits on both sides of this matchup, which simplifies what Rengar and Master Yi build against each other. Rengar carries 590 base health to Master Yi’s 640, and 34 armour to 33. Level 18 armour lands at 105 for Rengar and 110 for Master Yi. That 345-versus-355 difference matters most when either leaves the matchup.
Both champions are melee (Rengar at 125, Master Yi at 175), so the matchup is decided by cooldowns rather than reach.
The exchange usually opens with Bola Strike (E) or Alpha Strike (Q). Ultimates decide the rest — Thrill of the Hunt versus Highlander. Note the resource bars too: Ferocity versus Mana.
A 8/10 difficulty rating on Rengar, against 4/10, means the sample includes plenty of players still learning it. Data here updates on its own rather than sitting as a fixed snapshot taken on 16.13.1.
FAQ
No — current data marks this as a counter matchup: Master Yi has the statistical edge. Rengar wins 44.0% of the recorded games.
44.0% from Rengar's perspective, measured on patch 16.13.1.
1,578 ranked games at Emerald rank and above, across all regions.
The current Rengar build — items, runes and skill order from the same data set — is on the Rengar build page.