Jax - League of Legends Champion
Win Rate
49.7%
Pick Rate
4.3%

JaxRunes

CFighter
Patch26.5
Matches4,681,645
LaneAll Lanes
TierAll Tiers
Last UpdatedMar 19, 2026
MethodologyData Methodology

Best Jax runes for LoL Patch 26.5 - Lethal Tempo from the Precision tree with Resolve secondary (76.7% WR, 0.3% pick rate). Jax's optimal primary runes are Lethal Tempo, Triumph, Legend: Alacrity, Last Stand. Secondary tree: Second Wind, Unflinching.

Jax performs best with Lethal Tempo as the keystone rune from the Precision tree. Jax's optimal primary runes are Lethal Tempo, Triumph, Legend: Alacrity, Last Stand. Jax's secondary rune tree is Resolve with Second Wind, Unflinching. This rune setup achieves a 76.67% win rate (+26.9% win rate difference) with a 0.3% pick rate across 30 Jax games.
76.7%Win Rate
+26.9%WR Diff
0.3%Pick Rate
Lethal TempoLethal Tempo

Attacking 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] bonus adaptive damage On-Attack, increased by 1% per 1% Bonus Attack Speed.

TriumphTriumph

Takedowns 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: AlacrityLegend: Alacrity

Gain 3% attack speed plus an additional 1.5% for every Legend stack (max 10 stacks).

Earn progress toward Legend stacks for every champion takedown, epic monster takedown, large monster kill, and minion kill.

Last StandLast Stand

Deal 5% - 11% increased damage to champions while you are below 60% health. Max damage gained at 30% health.

Second WindSecond Wind

After taking damage from an enemy champion, heal for 4% of your missing health over 10s.

UnflinchingUnflinching

Gain 10 Armor and Magic Resist when crowd controlled and for 2 seconds after.

This alternative Jax rune build uses Grasp of the Undying as the keystone from the Resolve tree. The primary runes are Grasp of the Undying, Demolish, Bone Plating, Unflinching. Jax's secondary rune tree is Inspiration with Biscuit Delivery, Cosmic Insight. This setup achieves a 68.75% win rate (+19.0% win rate difference) with a 0.2% pick rate across 16 games.
68.8%Win Rate
+19.0%WR Diff
0.2%Pick Rate
Grasp of the UndyingGrasp of the Undying

Every 4s in combat, your next basic attack on a champion will:

  • Deal bonus magic damage equal to 3.5% of your max health
  • Heal you for 1.3% of your max health
  • Permanently increase your health by 5
    Ranged Champions: Damage, healing, and permanent health gained are 40% effective.

  • DemolishDemolish

    Your third attack against towers deals [85 (+28% max Health) Melee || 50 (+20% max Health) Ranged] bonus physical damage.

    Cooldown: 30s

    Bone PlatingBone Plating

    After 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

    UnflinchingUnflinching

    Gain 10 Armor and Magic Resist when crowd controlled and for 2 seconds after.

    Biscuit DeliveryBiscuit Delivery

    Biscuit 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 InsightCosmic Insight

    +18 Summoner Spell Haste
    +10 Item Haste

    These champions share at least 4 runes with Jax's recommended rune builds. use similar keystone and secondary runes, making them good alternatives if you enjoy Jax's playstyle or want to learn champions with familiar rune setups.Yasuo, Warwick, Trundle, Nautilus, Yone and 4 others

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    Jax Runes - Frequently Asked Questions

    What are the best Jax runes in patch 26.5?

    The best Jax runes in patch 26.5 use the Precision tree with Lethal Tempo, Triumph, Legend: Alacrity, and Last Stand, and the Resolve tree with Second Wind and Unflinching. This rune setup achieves a 76.7% win rate with a 0.3% pick rate.

    What is the win rate for Jax's best rune page?

    Jax's best rune page has a 76.7% win rate in patch 26.5, which is +26.9% compared to Jax's average win rate. This rune setup has a 0.3% 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 26.5. This keystone synergizes well with Jax's kit and provides a 76.7% 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 Second Wind 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 0.3% pick rate in patch 26.5. This indicates that 0.3% of Jax players use the Lethal Tempo setup with Precision and Resolve trees.