Yirgosoth is a guard at the West Gate and a dealer in fine goods.
Yirgo deals in illicit goods due to having great connections at their West Gate post. After selling Demon Blood to Omni they wound up on Officer Caim's watch list. They have had trouble running business ever since. When the plague hit the immortals of Limbo, Yirgo wound up stuck in the form of Zarakis.
During the destabilization a flashback featuring yirgo celebrating a soon to be promotion in the shady lady, before he gets interrupted by a 4 eyed demon asking for item. Yirgo has to deny due to the nature of the items and the demon enraged, attacks yirgo flinging them across the bar, and telling them their promotion has been canceled.