Tha-Norr is a black metal project from Celle, Germany, formed in 2016. They channel atmospheric black metal from the Lower Saxony underground.

Thaclthi from Volterra in the Tuscan hills craft black, death, and doom metal from the ancient Etruscan hilltop city since 2013. Over a decade from this medieval Tuscan fortress — setting of the Twilight novels — has produced compositions as ancient and dark as the city's underground passages.

Thaer os Valael is a black metal band from Arachova in central Greece, active since 2012. Their fantastical name and mountain village origins lend an otherworldly atmosphere to their black metal from the slopes of Parnassus.

Thagirion from Paris craft black and death metal under a name from the Qliphothic tradition — the dark mirror of the Kabbalistic Tree of Life — since 2021. Their occult Hebraic reference drives compositions of esoteric extremity from the French capital.

Thakandar is a black/death metal band from Osnabrück, Germany, active since 2009. They combine the darkness of black metal with death metal's crushing aggression.

Thamand is a melodic death/black metal band from Szeged, Hungary, formed in 2019. They weave together melodic death metal harmonies with black metal intensity and atmospheric depth.

Thanargonauts are a Brussels-based black metal band, operating in the Belgian underground with a Bandcamp presence at thanargonauts.bandcamp.com. Little documentation is publicly available, marking them as a deeply underground project in the tradition of anonymous Belgian black metal.

Thanatos is a death/black metal band from Steyr, Upper Austria, playing at the aggressive intersection of those two extreme metal genres. The band operates independently and maintains a presence through their Bandcamp page at thanatos-projekt.bandcamp.com.

ThanatoΘ is an experimental black metal band from Athens, active since 1995. As one of the longest-running experimental black metal projects in Greece, their three decades of activity have seen them push the genre's boundaries from the cradle of Western civilization.