Undlar was a male Eerlikka in the 24th century. Undlar was a member of the Pevvni Purists, a group that opposed the control of the artificial intelligence Ganitriul over much of the society of planet Eerlik. Sometime in late 2375 or early 2376, he infiltrated the Eerlikka priesthood, who were responsible for the supercomputer's maintenance. During his first month in this position, was able to use his computer programming skills to introduce an invasive and debilitating program into Ganitriul, as well as posting other Purists at Ganitriul's moon-based facility.