Arcane Rune

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Double Damage   Haste   Illusion   Invisibility   Regeneration   Bounty   Arcane  
Main article: Runes#List
Arcane Rune prev.png
Buff icon

No Target
Reduces cooldowns by 30% and mana costs by 40%.
Cooldown Reduction: 30%
Mana Cost Reduction: 40%
Duration: 50
Cooldown symbol.png 0
Buff Rune Arcane: Dispellable with any dispel.


  • Reduces the cooldown/replenish time of all spells and items.
  • Affects cooldowns of active and passive abilities.
  • Visually reduces the cooldown of Tranquil Boots (Active) icon.png Tranquil Boots, but does not affect it.
  • The cooldown reduction is not updated dynamically. Only abilities cast while having the buff get their cooldowns reduced.
  • Besides the mana cost reduction on items, all reductions are reflected in the ability tooltips.
  • Only affects the activation cost of spells. Mana cost over time is not reduced.
  • Stacks multiplicatively with the cooldown reduction of Octarine Core icon.png Octarine Core.
  • The buff of multiple Arcane Runes does not stack, but refreshes the duration instead.