Earth Shock

Earth Shock is a level 10 Elemental shaman ability that deals damage based on Maelstrom spent.

Improvements

 * Aftershock
 * Call the Thunder
 * Lava Shock
 * Surge of Power

Notes and trivia

 * Prior to patch 2.0.1, Earth Shock generated threat equal to twice its damage. The bonus threat was moved to Frost Shock.
 * Earth Shock is a common Shaman spell in Hearthstone. The flavor text reads: "Earth Shock? Shouldn't it be "Azeroth Shock"?"