Hearthstone: Goblins vs Gnomes (2014)

Goblins vs Gnomes (often abbreviated as GvG) is the first expansion for Hearthstone: Heroes of Warcraft. The second infusion of new cards to be added to the game, the expansion features 143 new cards (123 of which are collectible), with a strong mechanical theme, and introduced the Mech minion type, as well as debuting the long-awaited spectator mode.