Jax's consecutive basic attacks continuously increase his Attack Speed.
QLeap Strike8/7.5/7/6.5/6s50
Jax leaps toward a unit. If they are an enemy, he strikes them with his weapon.
WEmpower7/6/5/4/3s30
Jax charges his weapon with energy, causing his next attack to deal additional damage.
ECounter Strike17/15/13/11/9s50/60/70/80/90
Jax's combat prowess allows him to dodge all incoming attacks for a short duration and then quickly counterattack, stunning all surrounding enemies.
Patch history
26.12 · Jun 10, 2026
Leap Strike
Mana cost reduced to 50 from 65.
Counter Strike
Minimum health ratio increased to 4% of target's maximum health from 3.5%.
Maximum health ratio increased to 8% of target's maximum health from 7%.
26.1 · Jan 8, 2026
Relentless Assault
New Effect: Now gains an additional 1.5% attack speed per stack at level 19.
25.22
Base stats
Health650 +103/lvl
Mana339 +52/lvl
Attack Damage68 +4.25/lvl
Attack Speed0.638 +3.4/lvl
Armor36 +4.2/lvl
Magic Resist32 +2.05/lvl
Base Health Regen8.5 +0.55/lvl
Base Mana Regen8.2 +0.7/lvl
Move Speed350
Range125
Melee · Resource: Mana
RGrandmaster-at-Arms110/100/90s100
Every third consecutive attack deals additional Magic Damage. Additionally, Jax can activate this ability to deal damage around himself and strengthen his resolve, increasing his Armor and Magic Resist for a short duration.
· Nov 5, 2025
Counter Strike
New Effect: Damage based on the target's health ratio is now capped at 9000 against monsters.
25.19 · Sep 24, 2025
Stats
Base health reduced to 650 from 665.
Empower
Bug Fix: Restored cast VO.
Grandmaster-at-Arms
Primary bonus armor increased to 45 to 75 from 25 to 75.
Primary bonus magic resistance increased to 27 to 45 from 15 to 45.
25.12 · Jun 11, 2025
Relentless Assault
Bonus attack speed per stack increased to 5% to 12.5% from 3.5% to 11%.
Maximum bonus attack speed increased to 40% to 100% from 28% to 88%.
35 older patches
25.11 · May 29, 2025
Grandmaster-at-Arms
Undocumented / New Effect: Empowered basic attack now has an uncancellable windup.
25.8
Empower
Bug Fix: No longer sometimes fails to apply its damage against structures.
25.7
Grandmaster-at-Arms
Bug Fix: After spending a second or further skill point in the ability, no longer causes the attack animations associated with the ability to stop playing.
14.22
Grandmaster-at-Arms
Cooldown increased to 110 to 90 seconds from 100 to 80.
Base damage reduced to 100 to 250 from 150 to 350.
14.18
Grandmaster-at-Arms
On-hit base damage increased to 70 to 170 from 60 to 160.
Bonus armor increased to 25 to 75 from 15 to 65.
Bonus magic resistance increased to 15 to 45 from 9 to 39.
Bonus armor per subsequent target increased to 20 to 30 from 15 to 25.
Bonus magic resistance per subsequent target increased to 12 to 18 from 9 to 15.
14.14
Empower
Bug Fix: Empowered attack no longer sometimes fails to apply against towers.
Counter Strike
Cooldown increased to 17 to 9 seconds from 15 to 9.
Grandmaster-at-Arms
Bug Fix: Restored empowered attack SFX when attacking structures.
14.10
Grandmaster-at-Arms
Bug Fix: Cast indicator now matches with the correct range of 375.
Bug Fix: Ability power and attack damage from conversions and adaptive force is now properly included in the ratio calculations.
Spike visual effects added to Grandmaster-at-Arms.
New Effect: Damage now scales with 4% of the target's maximum health.
New Effect: Now only increases base damage per attack dodged instead of total damage.
Grandmaster-at-Arms
Ability renamed to Grandmaster-at-Arms from Grandmaster's Might.
Cooldown increased to 100 to 80 seconds from 80 at all ranks.
On-hit base damage reduced to 80 to 160 from 100 to 180.
On-hit AP ratio reduced to 60% AP from 70% AP.
New Active: Swings his lantern around, dealing 150 to 350(+ 100% AP)magic damage to enemies within 375 units. If this hits a champion, he gains 25 to 65(+ 40% bonus AD)bonus armor, increased by 15 to 25(+ 10% bonus AD) per subsequent champion hit, and bonus magic resistance equal to 60% of armor gained for 8 seconds. He applies his passive on-hit every 2 stacks instead of every 3 while active.
Old Active: Gains 30 to 70(+ 50% bonus AD)bonus armor and 30 to 70(+ 20% AP)bonus magic resistance as well as 10% increased size for 8 seconds.
Updated animations, visual effects, and sound effects.
