MacroMind matchup data: real ranked games, not opinions
Kayn vs Master Yi
How often does Kayn beat Master Yi in Jungle?
Kayn into Master Yi in Jungle: 48% observed win rate across 3,805 ranked games.
Global ranked sample: games from every region and every rank pooled together, not one server's stats. Data runs through patch 26.12; curves updated 2026-08-07.
By 15 minutes the median game has Kayn behind by 245 gold.
Kayn at 15:00
- Gold: -245
- CS: -2
- XP: -138
Typical gap to Master Yi, from 3,776 games that reached 15:00.
Does Kayn counter Master Yi?
The count says no. Master Yi holds 52% of 3,805 ranked Jungle games here. The lane is still winnable. Kayn wins it back from the spots below, so learn which ones swing it before you lock in Kayn against Master Yi, and play for those first.
Beating Master Yi: the Kayn game plan
A gold lead at 10:00 puts Kayn at 59% across 1,722 games. Flip the lead and Kayn falls to 39% across 2,081.
| The spot | Win rate | Games |
|---|---|---|
| Ahead in gold at 10:00 | 59% | 1,722 |
| Behind in gold at 10:00 | 39% | 2,081 |
| First blood | 54% | 2,206 |
| +kills at 10:00 | 60% | 1,304 |
| +CS at 10:00 | 55% | 1,820 |
| 0 deaths at 10:00 | 57% | 894 |
| 0 deaths at 15:00 | 71% | 312 |
Someone usually dies here around 6:22 in the median game, and level 6 lands near 7:06. Until your spike is online, respect the all-in.
Kayn's Jungle build, with receipts
Into Master Yi specifically, Kayn finishes Hubris first most often: 49.5% over 836 games of this matchup.
The most-finished core in this exact matchup is Voltaic Cyclosword, Black Cleaver, Death's Dance: 48.0% across 102 games.
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 26.1-26.12.
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.