- Win Rate
- 49.4%
- Pick Rate
- 1.0%
- Ban Rate
- 7.7%
Jax Jungle Runes: Keystone & Shards
- Patch
- 26.20
- Games
- 2,043
- Lane
- Jungle
- Tier
- All Tiers
- Last Updated
- Oct 17, 2026 UTC
- Methodology
- Data Methodology
- Author
- Dakota Chinnick
Best Jungle Jax runes for LoL Patch 26.20 - Lethal Tempo from the Precision tree with Resolve secondary (63.9% WR, 1.8% pick rate). Jax's optimal primary runes are Lethal Tempo, Triumph, Legend: Alacrity, Last Stand. Secondary tree: Bone Plating, Unflinching.
Primary Tree
Precision
Lethal TempoAttacking an enemy champion grants you [6% Melee || 4% Ranged] Attack Speed for 6 seconds, up to 6. At max stacks, deal [9 - 30 Melee || 6 - 24 Ranged]
TriumphTakedowns restore 5% of your missing health, 2.5% of your max health, and grant an additional 20 gold.
'The most dangerous game brings the greatest glory.'
—Noxian Reckoner
Legend: AlacrityGain 3% attack speed plus an additional 1.5% for every Legend stack (
Earn progress toward Legend stacks for every champion takedown, epic monster takedown, large monster kill, and minion kill.
Last StandDeal 5% - 11% increased damage to champions while you are below 60% health. Max damage gained at 30% health.
Bone PlatingAfter taking damage from an enemy champion, the next 3 spells or attacks you receive from them deal 30-60 (based on level) less damage.
Duration: 1.5s
Cooldown: 55s
UnflinchingGain 10 Armor and Magic Resist when crowd controlled and for 2 seconds after.
Primary Tree
Resolve
Grasp of the UndyingEvery 4s in combat, your next basic attack on a champion will:
DemolishYour third attack against towers deals [85 (+28% max Health) Melee || 50 (+20% max Health) Ranged] bonus physical damage.
Cooldown: 30s
Second WindAfter taking damage from an enemy champion, heal for 4% of your missing health over 10s.
UnflinchingGain 10 Armor and Magic Resist when crowd controlled and for 2 seconds after.
Biscuit DeliveryBiscuit Delivery: Gain a Total Biscuit of Everlasting Will every 2 mins, until 6 min.
Biscuits restore 20 + 2% of your maximum health, increased by up to 100% based on missing Health. Consuming or selling a Biscuit permanently increases your max health by 30.
Cosmic Insight+
+
Master Yi
TryndamereEvery Jax Jungle Keystone and Secondary Tree (Patch 26.20)
1,946 gamesJax Jungle runs Lethal Tempo in 55% of games, with a 50.9% win rate. Inspiration is the usual secondary tree (48%). Standard stat shards: Attack Speed (offense), Adaptive Force (flex), Health Scaling (defense).
Keystones
| Rune | Players | Win Rate | Games |
|---|---|---|---|
| Lethal TempoMost played | 55.5% | 50.9% | 1,080 |
 Conqueror | 25.2% | 46.9% | 490 |
 Press the Attack | 13.5% | 50.4% | 262 |
Secondary trees
| Rune | Players | Win Rate | Games |
|---|---|---|---|
 InspirationMost played | 47.8% | 50.8% | 931 |
 Domination | 39.4% | 49.2% | 767 |
| Resolve | 7.6% | 49.7% | 147 |
 Sorcery | 3.1% | 50.0% | 60 |
| Precision | 2.1% | 41.5% | 41 |
Pick rate is the share of Jax games in this lane that used the rune; options under 40 games are left out. A higher win rate on a rarely picked rune is usually a matchup-specific choice, not a general upgrade.
Jax Minor Runes by Tree
Every minor rune Jax players take, grouped by rune tree, with how often it is picked and how often it wins.
Precision
| Rune | Players | Win Rate | Games |
|---|---|---|---|
| TriumphMost played | 93.6% | 50.0% | 1,822 |
| Legend: Alacrity | 91.2% | 49.5% | 1,775 |
| Last Stand | 52.5% | 51.2% | 1,022 |
 Coup de Grace | 39.8% | 48.3% | 775 |
 Cut Down | 3.5% | 42.6% | 68 |
 Legend: Haste | 3.4% | 50.7% | 67 |
Inspiration
| Rune | Players | Win Rate | Games |
|---|---|---|---|
| Cosmic InsightMost played | 46.3% | 51.3% | 901 |
 Magical Footwear | 43.9% | 50.4% | 854 |
Domination
| Rune | Players | Win Rate | Games |
|---|---|---|---|
 Sudden ImpactMost played | 38.7% | 49.3% | 753 |
 Treasure Hunter | 33.7% | 48.2% | 655 |
 Ultimate Hunter | 3.9% | 56.6% | 76 |
 Relentless Hunter | 3.4% | 52.2% | 67 |
Resolve
| Rune | Players | Win Rate | Games |
|---|---|---|---|
| UnflinchingMost played | 5.7% | 57.3% | 110 |
| Bone Plating | 5.4% | 52.8% | 106 |
 Overgrowth | 2.9% | 42.1% | 57 |
Sorcery
| Rune | Players | Win Rate | Games |
|---|---|---|---|
 Gathering StormMost played | 2.4% | 40.4% | 47 |
 Transcendence | 2.1% | 53.7% | 41 |
Jax Stat Shards
Which stat shards Jax players choose in each of the three shard rows, and the win rate of each.
| Rune | Players | Win Rate | Games |
|---|---|---|---|
 Attack Speed (offense)Most played | 94.5% | 49.6% | 1,839 |
 Adaptive Force (flex) | 94.2% | 49.9% | 1,834 |
 Health Scaling (defense) | 87.4% | 49.9% | 1,701 |
 Tenacity and Slow Resist (defense) | 8.9% | 52.3% | 174 |
 Move Speed (flex) | 4.5% | 51.7% | 87 |
| Adaptive Force (offense) | 3.8% | 54.1% | 74 |
| Health (defense) | 3.6% | 42.3% | 71 |
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Jax Runes FAQ - Patch 26.20
What is the best keystone for Jax Jungle?
Lethal Tempo: Jax Jungle takes it in 55% of ranked games and wins 50.9% of 1,080 games. Alternatives: Conqueror (25%, 46.9%), Press the Attack (13%, 50.4%).
What stat shards should Jax take?
Most Jax players take Attack Speed (offense), Adaptive Force (flex), Health Scaling (defense) — one from each shard row.
What are the best Jax runes in patch 26.20?
The best Jax runes in patch 26.20 use the Precision tree with Lethal Tempo, Triumph, Legend: Alacrity, and Last Stand, and the Resolve tree with Bone Plating and Unflinching. This rune setup achieves a 63.9% win rate with a 1.8% pick rate.
What is the win rate for Jax's best rune page?
Jax's best rune page has a 63.9% win rate in patch 26.20, which is +14.4% compared to Jax's average win rate. This rune setup has a 1.8% pick rate among Jax players.
What keystone should I use on Jax?
Lethal Tempo from the Precision tree is the best keystone rune for Jax in patch 26.20. This keystone synergizes well with Jax's kit and provides a 63.9% win rate.
What is Jax's primary rune tree?
Jax's primary rune tree is Precision. The optimal Precision runes for Jax are Lethal Tempo, Triumph, Legend: Alacrity, and Last Stand, with Lethal Tempo being the keystone of choice.
What is Jax's secondary rune tree?
Jax's best secondary rune tree is Resolve. The recommended Resolve runes are Bone Plating and Unflinching, which complement Jax's Precision primary tree.
What are alternative rune setups for Jax?
An alternative Jax rune setup uses Grasp of the Undying from the Resolve tree. This alternate build may be preferred in certain matchups or playstyles. Check the alternative rune page above for full details including win rate and pick rate.
How popular are Jax's runes?
Jax's top rune page has a 1.8% pick rate in patch 26.20. This indicates that 1.8% of Jax players use the Lethal Tempo setup with Precision and Resolve trees.