Safety Is Job One
Artificer Morphalius wants you to kill 10 Ethereal Crypt Raiders, 5 Ethereal Sorcerers, 5 Nexus Stalkers, and 5 Ethereal Spellbinders in the Mana-Tombs Quests in Burning Crusade Classic. After that, locate and activate the Ethereal Transporter Control Panel in the chamber before Shaffar’s.

It should be noted that everyone on this mission must use the Transporter control. This leads to the following quest, Someone Else’s Effort Pays Off. After slaying Nexus-Prince Shaffar, the mission may be accomplished.
Quest NPC Minimum Level: 64
Begin: Artificer Morphalius, Mana-Tombs instance, Auchindoun /way 58.6 39.4
Ends: Ethereal Transporter Control Panel, Room before the final boss, Nexus-Prince Shaffar
The Consortium has a 350 reputation and 22,600 experience.

Someone Else’s Hard Work Pays Off
Escort Cryo-Engineer Sha’heen safely through the Mana-Tombs so that he can collect the ether housed within Shaffar’s ether collectors. If you succeed, report to Nexus-Prince Haramad in the Consortium encampment situated outside the Mana-Tombs.
Level Requirement: 64 Quest NPCs
Cryo-Engineer Sha’heen begins within the Mana-Tombs.
Ends: Nexus-Prince Haramad, Mana-Tombs instance, Auchindoun /way 58.6 39.4
500 reputation with The Consortium 22,600 experience

Undercutting the Competition
Assassinate Nexus-Prince Shaffar and return the Grand Marshal’s Barricade to him.
Quest NPC Minimum Level: 64
Starts/Ends: Nexus-Prince Haramad, Mana-Tombs instance, Auchindoun /way 58.6 39.4
500 reputation with The Consortium 22,600 experience