MacroMind matchup data — real ranked games, not opinions
Jax vs Master Yi
How often does Jax beat Master Yi in Jungle?
Jax into Master Yi in Jungle: 53% observed win rate across 2,146 ranked games. Counted from real matches, and every number here shows its sample size.
By 15 minutes the median game has Jax behind by 122 gold.
Does Jax counter Master Yi?
The numbers say yes: across 2,146 ranked Jungle games into Master Yi, Jax takes 53% — past the noise band for this sample. Read from Master Yi's side, the same games give the mirror rate, and every number here shows the games behind it.
Beating Master Yi: the Jax game plan
A 300-gold lead at 10:00 puts Jax at 64% across 976 games. Flip the lead and Jax falls to 44% across 1,168.
| The spot | Win rate | Games |
|---|---|---|
| 300 gold up at 10:00 | 64% | 976 |
| 300 gold down at 10:00 | 44% | 1,168 |
| First blood | 59% | 1,392 |
| +kills at 10:00 | 64% | 820 |
| +CS at 10:00 | 62% | 834 |
| 0 deaths at 10:00 | 65% | 655 |
| 0 deaths at 15:00 | 78% | 274 |
Someone usually dies here around 6:54 in the median game, and level 6 lands near 7:16. Until your spike is online, respect the all-in.
Jax's Jungle build, with receipts
Into Master Yi specifically, Jax finishes Trinity Force first most often: 52.0% over 639 games of this matchup.
The most-finished core in this exact matchup is Trinity Force, Sundered Sky, Zhonya's Hourglass: 58.9% across 180 games.
The most-finished Jax core is Trinity Force, Sundered Sky, Zhonya's Hourglass: 58.9% across 2,303 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 Trinity Force (9,957 games).
Skill plan: Jax players max W first and take E at level 1.