MacroMind matchup data — real ranked games, not opinions
Katarina vs Irelia
What is Katarina's win rate vs Irelia?
In Mid, Katarina wins 52% against Irelia across 1,563 observed ranked games. This is an observed win rate shown with its sample size, not a prediction or a guaranteed counter.
By 15 minutes the median game has Katarina behind by 753 gold.
Does Katarina counter Irelia?
The numbers call it close: 52% for Katarina over 1,563 games, inside the noise band. Neither side counters the other on this sample — the lane swings on the spots below, so pick the side you play better and take the receipts with you.
How to beat Irelia as Katarina
When Katarina is 300 gold up at 10:00, this matchup runs 68% over 565 games; 300 down, it drops to 43% over 998.
| The spot | Win rate | Games |
|---|---|---|
| 300 gold up at 10:00 | 68% | 565 |
| 300 gold down at 10:00 | 43% | 998 |
| First blood | 59% | 836 |
| +kills at 10:00 | 65% | 686 |
| +CS at 10:00 | 68% | 140 |
| 0 deaths at 10:00 | 70% | 255 |
| 0 deaths at 15:00 | 81% | 98 |
The median first death in this lane comes at 4:23; the level 6 spike lands around 5:36. Respect the all-in window until your spike is online.
What does Katarina build in Mid?
Into Irelia specifically, Katarina finishes Hextech Gunblade first most often: 53.2% over 359 games of this matchup.
The most-finished core in this exact matchup is Lich Bane, Shadowflame, Zhonya's Hourglass: 60.7% across 89 games.
The most-finished Katarina core is Lich Bane, Shadowflame, Zhonya's Hourglass: 54.7% across 5,566 games when all three got done. All matchups, patches 16.1-16.12.
Most games start Dark Seal + Refillable Potion; the first finished item is usually Hextech Gunblade (22,295 games).
Skill plan: Katarina players max Q first and take Q at level 1.