Nirrti only appeared in a handful of episodes, but her insidious plot to force the evolutionary pace of humans is both disturbing and intriguing. Named for a Hindu Nakshatra, Nirrti was obsessed with ...

Cassandra was the only survivor of a planet that was wiped out by the sadistic Goa'uld Nirrti and was rescued by SG-1. She was, however, a trap. When they got her back to Earth, it turns out that ...