Go to the Wall of Argos and hunt monsters until you get the 500 Glimmering Eye of Argos
Target:
Canyon Antelope Slave, Canyon Bandersnatch Slave, Eye of Restrainer, Buffalo Slave, Grendel Slave, Eye of Guide, Gaze of Nightmare, Eye of Watchman, Eye of Pilgrim, Eye of Ruler, Homunculus, Elder Homunculus.

Return to Moth gro-Bagol and give 500 Glimmering Eye of Argos

Talk to Vernad

You have now gained access to Londo Anoria legacy.
Collect Glimmering Eye of Argos and exchange them for useful items at the blacksmith Moth gro-Bagol