StarCraft II Beta – Patch 15
General
 

    * Improved the system that handles initial placement and promotion/relegation between Leagues & Ladders.
 

Balance Changes
 

    * TERRAN
 
          o Hellion
 
                + Weapon upgrade bonus decreased from 1 (+1 Light) to 1.
 
          o Reaper
 
                + Nitro Packs research cost decreased from 100/100 to 50/50.
 
          o Siege Tank
 
                + Siege Mode damage decreased from 60 to 50.
 
          o Thor
 
                + Anti-air weapon upgrade bonus decreased from 1 (+1 Light) to 1.
 
    * ZERG
 
          o Brood Lord
 
                + Weapon upgrade bonus decreased from 3 to 2.
 

http://forums.battle.net/thread.html?topicId=23094049316&postId=251691264421&sid=5000#18
 

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