During the BlizzCon 2018 opening ceremony, Blizzard Entertainment announced the newest expansion for Hearthstone, Rastakhan’s Rumble, will release on December 4 this year. Focusing on King Rastakhan and his tribe of Zandalari Trolls, Rastakhan’s Rumble will bring a new tabletop, hero, keyword, card types, and 135 brand new cards. The new card keyword Overkill will