XIII has been played over 10 times on NTS, first on 16 April 2015. XIII's music has been featured on 12 episodes.

There are at least six (6) artists performing under the name XIII:

XIII is a thrash metal band from Hull.

XIII is a Gothic/Doom Metal band from Iceland, formed in 1994. They released three full-length albums and a demo cd.

XIII is a Nu-Metal band from Concord, CA founded in 2006 by vocalist and frontman, Zeke XIII, hoping to usher in a new era to nu-metal fans everywhere.

XIII is a rap artist from Middletown, CT. He has released one song so far, and a clip of one. This big boi wit big hair hopes to make it big someday. He's searching for a new light beyond the eclipsed darkness. He is influenced primarily by Biggie and good ol' 2Packs. His style, however, is more toward the underground style. XIII will revolutionize tha rap scene in CT. Reppin' M-Town, this cold brutha is the most confusing electric confusionist.

XIII is a sound artist from the midwest releasing via spinalchord at spinalchord13.bandcamp.com

XIII is the moniker donned by Gyroscope's frontman Dan Sanders for his heavier, raunchier solo project.