Verified for patch 16.8.1

Quicksilver

Combat Start: Gain immunity to crowd control for 18 seconds.

Gain 3% stacking Attack Speed every second.

Recipe

Effects

AS: 15
CritChance: 20
MagicResist: 20
ProcAttackSpeed: 0.03
SpellShieldDuration: 18

Quicksilver scales with

Attack Speed On the Menu

Scales with bonus Attack Speed; a payoff axis for AS-stacking carries.