Diabolical Storm is a black metal band from Lipetsk, Russia, formed in 2014. The project delivers dark and aggressive black metal from central Russia.

Diabolicum is a black metal and industrial metal band from Sundsvall, Sweden, formed in 2001. The project merges black metal with industrial intensity from the Norrland coast.

Diabolicus is a black metal band from Cork, Ireland, formed in 2013. The band channel dark, extreme black metal from the Cork underground.

Diabolique is a black metal act from Veenwouden in Friesland, active since 2010 and channeling diabolical themes from the pastoral Dutch countryside. Their French-derived name adds Continental elegance to the raw malice of their black metal.

Diabolism is a pioneering black metal band from Burgas, Bulgaria, established in 1997 and influential in the early days of the Bulgarian black metal underground. Their catalog, including 'Concealed Craft' and 'Endless Darkened Saga,' helped shape the regional extreme metal scene.

Diabolus is a black metal band from Germany, formed in 2022. They play dark, ritualistic black metal steeped in infernal themes.

Diachronia is a black and death metal band from Bielsko-Biala, Poland, formed in 2017. The project merges black metal's darkness with death metal's aggression from the Silesian Beskids.

Diaice is a Dutch black metal project formed in 2024, fusing the cold imagery of ice with the genre's atmospheric intensity. Their name suggests frozen, crystalline darkness — a fitting descriptor for the frigid hostility of their sound.

Diamatregon is a black metal band from Grenoble, France, active since 1997. With nearly three decades of activity, they are established pillars of the French Alpine black metal scene.