Patch 4.0.0.10833

Patch 4.0.0.10833 - The League of Explorers is a Hearthstone patch released November 10, 2015. It is a large patch, adding all data for the The League of Explorers adventure, four new card backs, and various bugfixes.

General

 * Adventure awaits! Grab your hat and join the League of Explorers to reclaim an ancient artifact of immense power! this all-new adventure will be available on November 12th or 13th, depending on your region, and includes:
 * An expedition through four exotic wings, with 45 all-new Hearthstone cards for your collection.
 * Two brand new game boards to explore with a treasure trove of click-ables to discover.
 * The new Discover keyword. Choose from one of three cards to place in your hand when you play a card with the Discover keyword on it.
 * The following card backs have been added:
 * Explorer’s Map – Acquired by reaching Rank 20 or higher in Ranked Play mode during the month of November.
 * Staff of Origination – Acquired by defeating every wing of The League of Explorers in Heroic mode.
 * Blizzard 2015 – Acquired by attending BlizzCon 2015 or purchasing the BlizzCon 2015 Virtual Ticket.
 * Legacy of the Void – Acquired by purchasing the Digital Deluxe or Collector’s Edition of StarCraft II: Legacy of the Void.
 * Resolved an issue where various traps could trigger when your board or hand are full.
 * Resolved various issues with AI behavior and gameplay.
 * Various audio, graphical, and UI issues have been resolved.

Undocumented changes

 * The collection manager nows accepts the search terms "LoE" and "The League of Explorers".
 * The innkeeper has some new welcome quotes to accompany the release of The League of Explorers.
 * The original 9 heroes now have "mirror start" quotes, and their Taunt error messages have been changed from "I must attack that/the minion with Taunt." to "A minion with Taunt is in the way."