This Thursday, the fourth wing of Blackrock Mountain will open! This week, players will fight four new bosses in Blackwing Lair with the final boss being Nefarian. The bosses for this week are Razorgore the Untamed, Vaelastrasz the Corrupt Chromaggus and Lord Victor Nefarius.

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For clearing all the Blackrock Lair bosses on normal mode, you will receive the following cards: Revenge, Flamewaker, Hungry Dragon, Fireguard Destroyer and Chromaggus. This week's class challenges are Warlock and Rogue which will reward Demonwrath and Dark Iron Skulker for defeating them.





Hearthhead will continue our Blackrock Mountain boss guides this Thursday with Blackwing Lair. If you missed our previous boss guides, you can check out our Blackrock Depths guide, our Molten Core guide or our Blackrock Spire guide.