(2) Set: While you have any stacks of Maelstrom Weapon, your Lightning Bolt, Chain Lightning, and healing spells deal 20% more healing or damage. (4) Set: Your Feral Spirits have a 45% chance to grant you a charge of Maelstrom Weapon each time they deal damage.
Combined stats. Numbers in [brackets] indicate socket bonuses
For the normal version of this set see Spiritwalker's Battlegear (raid finder).