Telperion from Clermont-Ferrand blend heavy metal with folk elements under a name drawn from Tolkien's Silmarillion — the silver Tree of Valinor — since 2015. A decade of Middle-earth-inspired compositions from the Auvergne has produced music as luminous and ancient as their elvish namesake.

Telümehtår from Rouen craft black metal under an enigmatic, diacritic-laden name from the historic Norman capital since 2009. Over fifteen years, their compositions have channeled the dark history of Normandy — from Viking conquest to Joan of Arc's burning — through atmospheric extremity.

Temair is a black/death metal band from the Boyne Valley, Ireland, formed in 2024. Named after the ancient Irish seat of kings at Tara, they channel Celtic history through fierce extreme metal.

Temenos were a death/doom metal duo from Antwerp Province, Belgium, formed in 2001, consisting of multi-instrumentalist/vocalist Richard Cork and drummer Colin Sharman. The pair had previously collaborated in the 1970s band Caduceus and reunited after roughly three decades to explore slow, heavy music across a series of studio albums before eventually splitting.

TEMIC is a Norwegian progressive metal supergroup formed in 2020 by keyboardist Diego Tejeida (ex-Haken, Devin Townsend) and guitarist Eric Gillette (The Neal Morse Band), both of whom had connected while touring together on Mike Portnoy's Shattered Fortress project. The lineup is completed by drummer Simen Sandnes (Shining, Arkentype) and vocalist Fredrik Klemp (Maraton), and the band's debut album Terror Management Theory (2023) on Season of Mist fused progressive metal with high-energy electronic arrangements. A second album, Mothallah, has followed as the band establishes itself on the international prog circuit.

Temnein from the Nancy/Metz corridor in Lorraine deliver progressive and melodic death metal under a Greek verb meaning 'to cut' since 2014. A decade of surgically precise compositions from the eastern French borderlands has established them as a force in French prog-death.

Temor is a melodic black/death metal band from Volos, Greece, formed in 2024. Their music blends the melodic sensibilities of the Greek metal tradition with the extreme intensity of black and death metal from the port city of Magnesia.

Tempashot is a thrash metal band from London, formed in 2022. Their music brings high-velocity thrash aggression to the UK capital, channeling the genre's relentless energy and razor-sharp riffing.

Atmospheric black metal outfit from Zürich, Switzerland, affiliated with the Helvetic Underground Committee. Their debut Hirschgeweihmaskeraden (2023) weaves ambient and folk textures into lengthy compositions that evoke storm-battered landscapes.