Delion is a folk metal band from Geneva, Switzerland, founded in 2010 by Jimmy, Jason, and Sylvain, reforming in 2012 as a six-piece ensemble. Their releases 'Tales of the Northern Realm' and 'The Beginning' weave folk instrumentation and medieval themes into a heavy metal framework.

Delirant Chaotic Sound is a death metal, metalcore, and thrash metal band from Monza, Italy, formed in 2016. The project channels chaotic and aggressive extreme metal energy from the Lombardy scene.

Delirij is a black/speed metal and punk band from Split, Croatia, formed in 2020. Their releases Robovi Plejsa and Narkomancer blend the raw speed of black metal and punk with the velocity of speed metal from the Croatian coastal underground.

Delirio is a thrash metal band from Salerno, in the Campania region of Italy, formed in 2017. The project unleashes aggressive thrash metal fury from the southern Italian scene.

Delirio Occulto is a black metal band from Syracuse, Sicily, formed in 2015 by Nascinos following the breakup of Opus in Flames. Drawing heavily from 1990s black metal influences, the band has released albums like 'Echoes from the Ancient World' from the Sicilian underground.

Delirion is a power metal band from Alicante, Spain, formed in 2015. They play soaring power metal from the Mediterranean coast.

Delirious is a thrash metal band from Hamm, Germany, with roots stretching back to 1997. As a veteran act in the German thrash scene, they bring decades of experience to their aggressive craft.

Delirium is a thrash metal band from Liestal near Basel, formed in 2023 and carrying the torch for classic thrash in the Swiss-German borderlands. Their name promises feverish intensity, delivered through high-velocity riffs and relentless rhythmic assault.

Delirium Silence plays doom/death metal from Yakutsk, one of the coldest cities on Earth, active since 2015. Their extreme sub-Arctic location — where temperatures plunge below minus 40 — lends genuine, bone-deep cold to compositions already steeped in frozen despair.