Elemental
Elemental Overload now increases multistrike damage by 20% (down from 35%).
Restoration
Chain Heal now heals for 25% more.
Riptide no longer increases Chain Heal's effectiveness by 25% on the primary target.
Item - Shaman T18 Elemental 2P Bonus (New) Your Earth Shock has a 15% chance to not consume the Lightning Shield charge and have its cooldown instantly reset.
Item - Shaman T18 Elemental 4P Bonus (New) For 5 Lightning Shield charges consumed, you conjure a Lightning Vortex near your location. Running through the Lightning Vortex will increase your total haste by 15% for until cancelled.
Item - Shaman T18 Enhancement 2P Bonus (New) Stormstrike generates a charge of Maelstrom Weapon.
Item - Shaman T18 Enhancement 4P Bonus (New) Maelstrom Weapon now has 10 Charges.
Item - Shaman T18 Restoration 2P Bonus (New) The critical healing of your Riptide is increased to 200%.
Item - Shaman T18 Restoration 4P Bonus (New) When you Chain Heal, you also apply Riptide to the primary target.
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Kind of disappointing for Ele and Enhance, hopefully the upcoming changes will help their utility. The Resto change is nice, even if it does dumb down our play a bit.
Edit: added tier bonuses