This article or section contains lore taken from Warcraft III: Reign of Chaos, Warcraft III: The Frozen Throne, the manuals, and official bonus maps.

The Altar of the Deep is one of the three Murloc buildings in the Frozen Throne Campaign made by Blizzard called Exodus of the Horde. It trains the Sea Witch and the Murloc Sorceror heroes. It has 5 fortified armor and 1500 HP. It is bright red in color to distinguish it from other buildings.