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Hearthstone: Heroes of Warcraft Blackrock Mountain guide — how to beat The Hidden Laboratory

  • Posted byby Mike Minotti
  • Updated
  • 3 min

This is it!

We’re finally at the last wing of Hearthstone’s latest adventure, Blackrock Mountain. The fifth and final set of bosses are tricky, but this guide is here to help you beat them all and earn some cards.

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