"A Toril thirteen was a set of thirteen warlocks who descended from the original thirteen tiefling warlocks who made pacts with Asmodeus. Some devils collected sets of warlocks, and a Toril thirteen was considered one of the most difficult collections to acquire because one of the warlocks named Bryseis Kakistos had very few living heirs."@en . . . . . . . . . "A Toril thirteen was a set of thirteen warlocks who descended from the original thirteen tiefling warlocks who made pacts with Asmodeus. Some devils collected sets of warlocks, and a Toril thirteen was considered one of the most difficult collections to acquire because one of the warlocks named Bryseis Kakistos had very few living heirs."@en . "Toril thirteen"@en .