Flatline Fest

Flatline Fest is a two-day American music festival focused on extreme metal held at the Oriental Theater in Denver, Colorado. It will debut in 2026, and is scheduled to be held on June 13th and 14th. The event is organized by music producer Dave Otero. Acts included on the roster include Cattle Decapitation, Aborted, Archspire, the Zenith Passage, Cephalic Carnage and Allegaeon. A masked band called Nuclear Power Trio, which is rumored to contain members of Cephalic Carnage, Allegaeon, and Havok is also scheduled to play.[1][2][3][4]

See also

References

  1. ^ Keenan, Hesher (2026-01-08). "Cattle Decapitation, Aborted, Archspire, and More Announced for Dave Otero's Flatline Fest". MetalSucks. Retrieved 2026-03-05.
  2. ^ Mahmud, Abir (2026-01-08). "News: Acclaimed Producer Dave Otero Launches 'Flatline Fest'". New Noise Magazine. Retrieved 2026-03-05.
  3. ^ "ARCHSPIRE & CATTLE DECAPITATION To Headline DAVE OTERO's Inaugural Flatline Fest In Denver". Metal Injection. 2026-01-08. Retrieved 2026-03-05.
  4. ^ Criado, Justin (2026-01-08). "New Extreme Metal Festival to Debut in Denver". Denver Westword. Retrieved 2026-03-05.