Five-piece metal band from Villach, Carinthia, Thytopia feature powerful female vocals and a sound that blends thrash and melodic death metal with blues and rock undercurrents. Their debut album "Bleeding Earth" (2008), mastered by Andy Classen in Germany, earned strong regional reviews, and they went on to share stages with Amon Amarth and Dark Tranquility before releasing "Apparatus Diaboli" in 2014.

Thündermüg is a heavy metal/hard rock band from Kemi, Finland, formed in 2021. They play classic heavy metal and hard rock from the Finnish Arctic Circle.

Thūn from London deliver doom and death metal under an Old English-styled name since 2021. Their compositions channel Anglo-Saxon linguistic heritage through crushing, historically weighted heaviness from the British capital.

Tiamat formed near Stockholm, Sweden in 1987 under the original name Treblinka, playing raw black/death metal before renaming after the Babylonian deity and releasing their debut Sumerian Cry in 1990. Under the direction of guitarist and vocalist Johan Edlund, the band underwent a series of dramatic stylistic transformations: Clouds (1992) introduced gothic influences into their death-doom foundation, and Wildhoney (1994) is widely regarded as a landmark of progressive and atmospheric doom metal that earned the band festival slots at Dynamo and Wacken. Later albums including A Deeper Kind of Slumber (1997) and Judas Christ (2002) moved toward gothic rock and alternative sounds. Tiamat are recognized as pioneers of both gothic metal and atmospheric death metal.

Thrash metal band from Eisenstadt, Burgenland, Tiananmen were formed in July 1987 and became one of Austria's earliest thrash acts, contributing tracks to compilations including "America Is Waiting" (1996) via Whorehouse Music. The band split after an active run through the late 1980s and 1990s, then saw a revival in 2021.

Tiat5 is a groove/death metal band from Florence, formed in 2023. Their cryptic name adds mystery to the heavy grooves and death metal aggression they deliver from the cradle of the Renaissance.

Tiberium from London deliver thrash metal named after the fictional extraterrestrial crystal from the Command & Conquer game franchise since 2024. Their alien-mineral name drives compositions of sharp, crystalline aggression from the British capital.

Tiberius from Edinburgh craft progressive metal named after the Roman emperor since 2015. A decade of imperial compositions from Scotland's capital has produced ambitious, historically informed progressive arrangements.

Swiss death metal veterans Tiburón have been active since 1994, building a substantial discography that includes conceptual albums like "4'496'500'000 Mission Neptune" and "5'906'376'000 Mission Pluto," exploring cosmic and sci-fi themes through crushing brutality. Their catalog spans over a dozen releases from their base in Zofingen, blending technical precision with interplanetary concept work.