MacroMind matchup data: real ranked games, not opinions
Master Yi vs Kayn
Master Yi vs Kayn in Jungle: who wins more often?
Across 3,805 ranked games in Jungle, Master Yi beats Kayn in 52% of them.
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 Master Yi ahead by 246 gold.
Master Yi at 15:00
- Gold: +246
- CS: +2
- XP: +139
Typical gap to Kayn, from 3,776 games that reached 15:00.
Does Master Yi counter Kayn?
On the count, yes. Master Yi takes 52% of 3,805 ranked Jungle games against Kayn. Protect the edge: the rows below show what Master Yi wins with a gold lead at 10:00, and how far it drops from behind, so trade for that lead early and do not give it back.
Your Master Yi game plan against Kayn
With a gold lead at 10:00, Master Yi wins 61% of 2,081 games in this matchup. Behind at the same mark, the rate drops to 41% over 1,722.
| The spot | Win rate | Games |
|---|---|---|
| Ahead in gold at 10:00 | 61% | 2,081 |
| Behind in gold at 10:00 | 41% | 1,722 |
| First blood | 58% | 2,389 |
| +kills at 10:00 | 62% | 1,708 |
| +CS at 10:00 | 60% | 1,858 |
| 0 deaths at 10:00 | 65% | 1,019 |
| 0 deaths at 15:00 | 72% | 363 |
In the median game here, the first death comes near 6:12 and level 6 lands around 7:07. Until your spike is online, treat the all-in window with respect.
Master Yi in Jungle: the items that actually get built
Into Kayn specifically, Master Yi finishes Kraken Slayer first most often: 54.0% over 1,467 games of this matchup.
The most-finished core in this exact matchup is Kraken Slayer, Guinsoo's Rageblade, Experimental Hexplate: 59.6% across 448 games.
The most-finished Master Yi core is Kraken Slayer, Guinsoo's Rageblade, Experimental Hexplate: 58.5% across 8,784 games when all three got done. All matchups, patches 26.1-26.12.
Most games start Gustwalker Hatchling; the first finished item is usually Kraken Slayer (31,146 games).
Skill plan: Master Yi players max Q first and take Q at level 1.