MacroMind matchup data — real ranked games, not opinions
Katarina vs Heimerdinger
What is Katarina's win rate vs Heimerdinger?
In Mid, Katarina wins 41% against Heimerdinger across 175 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 743 gold.
Does Katarina counter Heimerdinger?
No. This one runs the other way: Heimerdinger takes 59% of 175 ranked Mid games, and the gap clears the noise band. {{champion}} players still win it — the conditional rates on this page show which spots flip it, each with its own game count.
How to beat Heimerdinger as Katarina
When Katarina is 300 gold up at 10:00, this matchup runs 54% over 52 games; 300 down, it drops to 36% over 123.
| The spot | Win rate | Games |
|---|---|---|
| 300 gold up at 10:00 | 54% | 52 |
| 300 gold down at 10:00 | 36% | 123 |
| First blood | 47% | 77 |
| +kills at 10:00 | 51% | 63 |
The median first death in this lane comes at 5:41; the level 6 spike lands around 5:30. Respect the all-in window until your spike is online.
What does Katarina build in Mid?
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.