Brood from Hell

Eiro could feel the mineshaft's tunnels be overcome with the disgusting scent of demonic blood. He furrowed his brow as the footsteps of numerous lesser demons started flooding out from a few particular areas of the demonology sigil, as though that was the point that they were actually summoned from. It seemed as though hell was creeping toward them from the outside into the center of the sigil, where the party was currently stood, surrounding them without any hopes of escaping.