The Third Troll Legend

The Third Troll Legend is a quest item only lootable by players on the quest.

Source
is looted from the large stone tablet called Fall of Gurubashi, located in the south western part of the Ruins of Zul'Kunda. It is in the most south western "room" (meaning walls but no roof in these ruins), in the north western corner of the room. NOTE: The tablet is in the main compound on the plateau, NOT down on the beach. Coordinates: (22,12)

As a Quest Objective

 * - from Brother Nimetz at the Rebel Camp in Stranglethorn Vale
 * Required:
 * The First Troll Legend
 * The Second Troll Legend
 * The Third Troll Legend
 * The Fourth Troll Legend

Inspiration
It is possible that this story was influenced by The Clash of the Titans where the Greek Gods Hades and Zeus unleashed the Kraken on the people of the world.