
Passive
Relentless Assault
Jax's consecutive basic attacks continuously increase his Attack Speed.
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Riot Data Dragon 16.20.1. Base values before items, runes and bonuses; independent of match-data filters.
Base-game reference only. Mode-specific balance changes and augments are not included.
Official short descriptions · Data Dragon 16.20.1
Base-game reference only. Item, rune and mode-specific adjustments are not included.
This reference covers the passive and four ability slots. Alternate forms and full damage calculations are not covered.

Passive
Jax's consecutive basic attacks continuously increase his Attack Speed.

Q
Jax leaps toward a unit. If they are an enemy, he strikes them with his weapon.
Base values from ability rank 1 upward.

W
Jax charges his weapon with energy, causing his next attack to deal additional damage.
Base values from ability rank 1 upward.

E
Jax's combat prowess allows him to dodge all incoming attacks for a short duration and then quickly counterattack, stunning all surrounding enemies.
Base values from ability rank 1 upward.

R
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.
Base values from ability rank 1 upward.