Today's build has massive nerfs to Tier Set bonuses from Feral Druid. Blizzard has provided context to these changes in their recent Development Notes. There are also adjustment to Discipline Priest and Unholy DK sets, which aren't shown below, but listed under today's Development Notes.
Remorseless Winter grants 8% Critical Strike while active. Effect #4 REMOVED Effect #1 Dummy Value: 8 REMOVED Effect #2 Apply Aura: Proc Trigger Spell Modifies Damage/Healing Done Value: 0 REMOVED Effect #3 Dummy Value: 0 NEW Effect #1 Apply Aura: Dummy Modifies Damage/Healing Done Value: 8Item Set: The First Eidolon's Soulsteel: 2 pieces
Entering Berserk causes you to strike all nearby enemies, dealing (700%320.2% of Attack power) Bleed damage over 10 sec. Deals reduced damage beyond 8 targets. Item Set: Tapestry of the Fixed Stars: 4 pieces While Berserked, you radiate (45%26.6% of Attack power) Cosmic damage to nearby enemies and heal yourself for (61%39.7% of Attack power) every 1 sec. Item Set: Tapestry of the Fixed Stars: 4 pieces These nerfs are to compensate the fact that the bonus now scales with buffs and legendaries. In some cases, even with the reduction, it is a buff. Essence Font's residual healing effect is increased by 5% and lasts an additional 2 sec. Effect #1 NEW Effect #3 Apply Aura: Add Modifier — % Modifies Periodic Damage/Healing Done Value: 5% Affected Spells:Item Set: Garb of the Grand Upwelling: 2 pieces Drinking Thunder Focus Tea summons a Progenitor Rune of Healing, increasing all healing dealt while inside its bounds by 123450.
Effect #1 Apply Aura: Proc Trigger Spell Modifies Damage/Healing Done Value: 123450Item Set: Garb of the Grand Upwelling: 4 pieces
Read more on wowhead.com