Hearthstone: Pickpocket Rogue Deck – Game Diplomat
Bug: Boom labs puzzle 4 of the last lethal set (Electra) won't load. It just stays stuck like in the screenshot below, I tried reloading a few times. I play on Android,
Electra Stormsurge (boss) - Hearthstone Wiki
Hearthstone' Puzzle Labs Guide: Solving for Lethal
Hearthstone Guide: All Puzzle Lab Solutions | Hearthstone: Heroes of Warcraft