Fight Progression and New Abilities 66% HP: Zarohk uses the Sands of Time for the first time. <50% HP: Begins hurling spinning pylons that Path of exile currency orbit the battlefield rapidly. <40% HP: Summons bubbles that slow you if entered. <33% HP: Creates clockface runes beneath your feet. After 4 seconds, you're warped back to them. 25% HP: Triggers the Sands of Time challenge...