Thantifaxath is a Canadian black metal band based in Toronto, Ontario. The band, which is signed to Dark Descent Records, consists of three anonymous members.

The band released their self-titled EP in 2011. The band will release its debut album, Sacred White Noise on April 15, 2014 via Dark Descent Records. The band preimered the album's opening track, "The Bright White Nothing at the End of the Tunnel" via Soundcloud in February 2014, which gained attention from art and music websites such as Vice, BrooklynVegan, Sputnikmusic and The Needle Drop. The track "Where I End & the Hemlock Begins" was also released on Soundcloud.

In 2014, the band started touring with New York-based black metal band Castevet in North America. Despite touring, the band maintains its anonymity.

The band's music has been described as "a batch of incendiary, discordant and blistering black metal."