| Category | Underdark Locales |
| Continent | Hezmort |
| Region | Goulnacus |
| Map | Dymus |
Baruk-Agan, part of the Earth Seam is a Seam Portal. After passing through, travelers are transported 6500 miles north, past Morwuld Briin to the Underdark reaches of the Brucrumus continent, reappearing at the Baruk-Sigil exit portal.
In the God Era, gnomes fleeing the demon hordes of Jurusalax, went into Krephus Sink. They followed the Krephus Passage to the Earth Seam, escaping by way of the Baruk-Agan portal.