AS
Attack Speed
Auto-attacks per second.
When you need it
ADCs, on-hit fighters, jungle clear.
Item examples
Details & formulas
Hard cap: 2.5 attacks/second. Anything past wastes.
How to counter it
Randuin's Omen and Frozen Heart slow enemy attack speed. Plated Steelcaps reduces AA damage by 12%.
Champions that build it
On-hit ADCs (Kai'Sa, Vayne, Kog'Maw, Varus), AP on-hit (Teemo), fast-clearing junglers (Master Yi, Warwick).