Hearthstone on X: "The #Boomsday Project's challenging single-player experience, The Puzzle Lab, is now live! Log in now to receive 3 The Boomsday Project card packs for free! 💥 https://t.co/J58FVG6EPY https://t.co/N3IGxyptHS" /
Hearthstone - Puzzle Lab Gameplay Let's Play Part 1 - The Boomsday Project - YouTube