Patch 3.1.3 (undocumented changes)

This article lists all undocumented changes for patch 3.1.3. All documented changes should be listed on the main article.
==Items==
* Saronite Bomb siege damage reduced from 500 to 150.
* Global Thermal Sapper Charge siege damage reduced from 1200 to 200.
==Bugs== 
* Non-mana users (death knights and warriors) cannot buff during preparation in arenas. (Has been fixed via hotfix at the 4th/5th of June)
3.1.3