General Changes
A new puzzle has been added.

Classes

Avenger
Revitalisation now restores 0.05% of maximum health each second up from 0.03%.
Crimson Knight
Attribute scaling of Strike of the Ancients has been decreased to 125% down from 150%.
The damage of Burnout has been increased as follows:
-Level 1: remains unchanged.
-Level 2: increased to 160 up from 150.
-Level 3: increased to 240 up from 220.
-Level 4: increased to 320 up from 290.
Hunter
Black Arrow now displays proper range in its tooltip.
Mage
Attribute scaling of Fire Bomb has been increased to 275% up from 250%.
The mana cost of Polar Blast has been increased as follows:
-Level 1: increased to 120 up from 115.
-Level 2: increased to 180 up from 145.
The damage dealt by Polar Blast has been increased as follows:
-Level 1: increased to 400 up from 325.
-Level 2: increased to 600 up from 550.
The base proc chance of Arcane Master has been increased to 10% up from 7%.
Arcane Master tooltip updated to state that Polar Blast cannot reset its own cooldown.
The cast range of Ring of Frost has been increased to 650 up from 500.
Fixed a minor bug with Ring of Frost.
Tidewarrior
The attack speed provided by Depth Frenzy has been increased to 40% up from 35%.
The health of murlocs summoned by Sea Dwellers has been increased as follows:
-Level 1: increased to 280 up from 245.
-Level 2: increased to 400 up from 375.
-Level 3: increased to 640 up from 575.
-Level 4: remains unchanged.

Items
Multiple new items have been added.
Very few items now have the Relic category. It signifies that the item has/had an impact on Sunken City lore.
Drop chance of Blood Globes slightly increased.
Epic and Rare quality items will now increase their drop chance according to creep level.
Poor, Common and Uncommon quality items will now decrease their drop chance according to creep level.
Enforcing Bracers now provide Command Aura instead of Bash.