MacroMind matchup data — real ranked games, not opinions
Kayn vs Jayce
Kayn vs Jayce in Jungle: who wins more often?
Across 883 ranked games in Jungle, Kayn beats Jayce 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 661 gold.
Does Kayn counter Jayce?
No counter call here: Kayn lands at 49% over 883 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 Jayce
With a 300-gold lead at 10:00, Kayn wins 64% of 308 games in this matchup. Down 300 at the same mark, the rate drops to 41% over 575.
| The spot | Win rate | Games |
|---|---|---|
| 300 gold up at 10:00 | 64% | 308 |
| 300 gold down at 10:00 | 41% | 575 |
| First blood | 55% | 551 |
| +kills at 10:00 | 65% | 321 |
| +CS at 10:00 | 60% | 362 |
| 0 deaths at 10:00 | 61% | 216 |
| 0 deaths at 15:00 | 75% | 68 |
In the median game here, the first death comes near 6:18 and level 6 lands around 7:04. Until your spike is online, treat the all-in window with respect.
Kayn in Jungle: the items that actually get built
Into Jayce specifically, Kayn finishes Hubris first most often: 51.4% over 177 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.