Xeleth

Xeleth can be found in Zangarmarsh. He only appears after someone plants the Imbued Silver Spear into the Portal Clearing in western Zangarmarsh. This is done as the objective for the quest, part of the Scryers/Aldor chain quest that starts in Shadowmoon Valley with.

Xeleth was once worshipped as a god by primitive swamp creatures in Zangarmarsh. When Draenor was nearly destroyed, he retreated into a slumber deep beneath Marshlight Lake. He wears a scar made by the Imbued Silver Spear, caused by the demon hunter Altruis the Sufferer.

Quotes
When summoned:
 * yell