Perfected Chaotic Whirlwind

(2 items) Adds 526 Critical Chance, When you cast Whirlwind while in combat, you gain a stack of Chaotic Whirlwind for 5 seconds, granting you 5% Movement Speed per stack, up to a maximum of 5 times. While Chaotic Whirlwind is active, you gain 6 Weapon and Spell Damage for every 1% bonus Movement Speed you have, up to a maximum of 450. At 5 stacks, the duration doubles but cannot be refreshed.