December 10, 2015 Patch

{{Patch layout
 * source = http://store.steampowered.com/news/19656/
 * source-title = Dota 2 Update - December 10th 2015
 * before = December 08, 2015 Patch
 * after =
 * notes =
 * Fixed a bug where the All Hero Challenge panel wouldn't load on certain accounts.
 * Fixed a bug when alt-clicking on your health and mana when your max mana is 0.
 * Fixed a bug where quickly buying back on {{Hero ID|Terrorblade}} during {{Ability ID|Metamorphosis|Terrorblade}} would cause Metamorphosis to fail on the hero.
 * Fixed a bug which caused incorrect results when loading gridnav data in some cases.
 * Fixed a server crash in the Attack on Hero custom game and the Horde Mode (Steam Workshop) custom game.
 * changes =

Economy

 * Currency exchange rates updated.

Treasures

 * Contains:


 * Contains:

Tournament Items

 * CDEC Master ticket has been changed from Professional to Amateur and region has been assigned to China.
 * DOTA2 Radiant & Dire Cup 2015 has been upgraded from a Professional to Premium tournament. 25% of the ticket sales now go to the prize pool. Additionally 15% of all sales from the Diviner's Embrace set also go to the prize pool.

}}
 * Xtreme Gaming Arena BOLIVIA Season 02 DOTA 2
 * GoDOTA BALI Season 1
 * Acer Predator Dota 2 Online Tournament
 * Armenian DOTA Championship 2015
 * Requiem Pro League Season 1