Players must defeat eight random bosses out of almost fifty possible encounters, while collecting loot along the way to reinforce their decks for the fight ahead.
The debut trailer for Kobolds and Catacombs emphasized exploring dungeons and finding loot. Plus, if you were lucky enough to either visit BlizzCon or get a Virtual Ticket, you will gain a special gold edition Kobolds & Catacombs card.
If you aren't familiar with it, Hearthstone is effectively Blizzard's answer to "Magic the Gathering" and other trading card games. Players will receive one free legendary weapon the first time they log in to Hearthstone after Kobolds & Catacombs has launched. Whenever you beat one of these bosses, you can to select one very powerful "boss card" to add to your collection. Blizzard also announced that players can obtain treasures in the Dungeon Run that contains powerful cards. Destroying their opponent's deck completely, it will be interesting to see just which cards they get to replace them.
Throughout BlizzCon and leading up to the release of Kobolds and Catacombs in December, more cards will be revealed, peeling back the curtain on what to expect when we venture into the tunnels of the kobolds. Those daring enough to fearless the hazards and monstrosities of this subterranean realm will have ample chance to stuff their bags with awe-inspiring treasures in the form of 135 wondrous new cards.
Cards shown off include Marin the Fox, a character who has a chest filled with "crazy cards" like one that will fill your hand with all of the next card you draw. The Priest weapon was revealed to be called "Dragonsoul" that summons a 5/5 dragon for every three spells cast.
Brode also revealed a new keyword for the expansion: Recruit.
We haven't seen numerous new cards for Kobolds and Catacombs just yet, but we were introduced to a brand new mechanics: Recruit.
Each year, there's new Hearthstone expansions that increase the amount of cards available in the online collectible card game. There are also new class-specific legendary weapons for each of the nine classes.