General

• Map Publishing is now enabled: Using the map editor, you can upload your custom maps to share with the Battle.net community.
• Facebook feature is integrated: Here’s a quick way to expand your social network by seeing who among your existing Facebook friends also has a Battle.net account.
• 3v3 and 4v4 formats are now enabled.
• Numerous updates have been made to the Leagues & Ladders system:
  • Removed Copper League and added Diamond League above Platinum League.
  • Player ratings start at 0, rather than 1000.
  • No longer displays loading screen odds in placement or practice league matches.
  • Matchmaking system logic updated.
• UDP is enabled to help improve game performance.
• Numerous performance and stability improvements.

Balance Changes

• PROTOSS
  • Sentry
    • Force Fields can now be destroyed by Massive ground units walking over them.
  • Void Ray
    • Range decreased from 7 to 6.
  • Warp Gate
    • Subgroup selection priority changed from 2 to 3 so that it takes priority over Gateways when selected.
• TERRAN
  • Marine
    • Stimpack research cost decreased from 150/150 to 100/100.
    • Combat Shield research cost decreased from 150/150 to 100/100.
• ZERG
  • Infestor
    • Infested Terran spell removed.
    • Frenzy spell added:
      • Costs 25 energy.
      • Targets a single biological unit which deals 25% more damage and is immune to snare, stuns, and mind control for 30 seconds.
  • Overseer
    • Contaminate spell added:
      • Costs 75 energy.
      • Targets a single enemy structure which cannot train units or research upgrades for 30 seconds.
    • Infested Terran spell added:
      • Costs 125 energy.
      • Infested Terrans have the same stats as those previously created by the Infestor and are placed directly under the Overseer when spawned.
  • Ultralisk
    • Life decreased from 600 to 450.
    • Damage changed from 25 to 15 (+25 Armored).
    • Damage versus structures increased from 60 to 75.

Hotkey Changes (English Only):

• Zerg Set Worker Rally Point changed from R to G.
• Zerg Spore Crawler changed from W to A to avoid conflict with the Select All Warp Gates hotkey.

Battle.net Interface

• Revamped summary pages for player Profiles and Leagues & Ladders.
• Added a Help system with tech trees and other tips and tricks.
• Removed identifier from the character naming process and added the ability to refer friends for invitation into your party or lobby.
• Updated the Battle.net user interface to consistently use a nested menu system.
• Added in-game blocking and player muting.