The final days of the Garlean invasion found the few remaining Ala Mhigan soldiers holed up in their crumbling castle. Knowing they had little choice left for survival, court mages rent open the barrier between this realm and the void, summoning beings to inhabit the bodies of their fallen Highlander and Hellsguard comrades in hopes that the demons would honor the hastily sealed covenant. The voidsent did not, and the muud suud still roam free.