MacroMind matchup data — real ranked games, not opinions
Kayn vs Karthus
Kayn vs Karthus in Jungle: who wins more often?
Across 793 ranked games in Jungle, Kayn beats Karthus in 49% of them. Observed from real matches — the sample size sits next to the rate, here and on every number below.
By 15 minutes the median game has Kayn behind by 215 gold.
Does Kayn counter Karthus?
No counter call here: Kayn lands at 49% over 793 games, inside the noise band for a sample this size. Neither pick wins the lane on its own — the swing lives in the spots below, so take the side you play better and use the receipts.
Your Kayn game plan against Karthus
With a 300-gold lead at 10:00, Kayn wins 61% of 332 games in this matchup. Down 300 at the same mark, the rate drops to 40% over 460.
| The spot | Win rate | Games |
|---|---|---|
| 300 gold up at 10:00 | 61% | 332 |
| 300 gold down at 10:00 | 40% | 460 |
| First blood | 54% | 494 |
| +kills at 10:00 | 57% | 336 |
| +CS at 10:00 | 62% | 210 |
| 0 deaths at 10:00 | 60% | 161 |
| 0 deaths at 15:00 | 75% | 57 |
In the median game here, the first death comes near 5:45 and level 6 lands around 7:16. Until your spike is online, treat the all-in window with respect.
Kayn in Jungle: the items that actually get built
Into Karthus specifically, Kayn finishes Hubris first most often: 52.8% over 163 games of this matchup.
The most-finished Kayn core is Voltaic Cyclosword, Black Cleaver, Death's Dance: 56.0% across 2,384 games when all three got done. All matchups, patches 16.1-16.12.
Most games start Gustwalker Hatchling + Health Potion; the first finished item is usually Voltaic Cyclosword (21,245 games).
Skill plan: Kayn players max Q first and take Q at level 1.