Triglöth from Annemasse near the Swiss border deliver stoner and groove metal with the three-headed, mythological menace their name suggests since 2023. Their Haute-Savoie base at the foot of the Alps provides mountain-weight backing for their fuzz-driven grooves.

Trippelgänger is a stoner/doom metal band from Aalborg, Denmark, formed in 2021. They deliver heavy, trippy stoner doom from northern Denmark.

Troll Spell is a stoner/sludge metal band from Mirano near Venice, formed in 2025. Their enchanted name adds mythological charm to the heavy, fuzz-laden sludge they deliver from the Venetian mainland.

Folk/stoner metal band from Minsk, formed in 2015 after the dissolution of the beloved Belarusian folk metal act Litvintroll, with several shared members. Their sound blends bagpipes and wind instruments with heavy stoner-metal grooves and Slavic folk traditions, entirely free of the hyperpatriotism that shadows some Eastern European folk metal. Their self-titled album (2023) and the follow-up Bieliašy-čebureki (2024) show a band that has fully matured into their own irreverent but musically rich identity.

Troy the Band is a doom and stoner metal outfit from London, England, formed in 2022. They deliver lumbering, fuzz-drenched riffs and heavy grooves rooted in the low-end traditions of British doom.

Truckdriver is a sludge and stoner metal band from Stoke-on-Trent, England, formed in 2013. They combine experimental textures with crushing sludge riffs and thick, abrasive stoner grooves.

Tryals is a progressive sludge and post-metal band from Sheffield, England, formed in 2012. They weave together stoner grooves, sludge heaviness, and expansive progressive arrangements into dynamic, textured compositions.

Tuskar is a doom/sludge/stoner metal band from Milton Keynes, England, formed in 2017. Their debut album Matriarch (2022) showcases massive, crushing riffs and a doomed heaviness that has earned them a strong following in the UK underground.

Tutan Come On is a stoner metal/punk band from Vitoria-Gasteiz, Spain, formed in 2013. They fuse stoner metal with punk energy from the Basque capital, their name a playful pun on Tutankhamun.