Thole is a sludge/doom metal band from Athens, active since 2017. Their name, an archaic English word meaning 'to endure suffering,' captures the patient heaviness of their sludge-laden doom.

Thoreous is a drone/doom metal band from the Freiburg/Stuttgart corridor of Germany, formed in 2013. They craft glacially paced, hypnotic drone doom that pushes heaviness to its extremes.

Thornscrown from Barcelona evolved from death metal origins toward a doom metal focus, reflecting an artistic deepening since 2023. Their crown-of-thorns name frames compositions that trade speed for crushing, deliberate weight.

Thou Shalt See is a doom metal band from Stuttgart, Germany, formed in 2021. They deliver crushing, deliberate doom metal from Baden-Württemberg.

Three Eyes Left is a stoner/doom metal band from Bologna, active since 2011. Their surreal name adds a bizarre edge to the heavy, fuzz-laden doom and stoner riffs they deliver from the Emilian capital.

Throth from Bristol blend sludge metal, doom, and shoegaze into a hazy, crushing hybrid since 2015. A decade of genre-melting compositions from the West Country has produced some of the most texturally rich heavy music in the Bristol underground.

Lisbon's Through Void craft doom/death metal that explores the emptiness between moments of crushing heaviness since 2024. Their name captures the vast, hollow spaces their music inhabits — compositions that balance silence and devastation in equal measure.

Thy Grave is a Russian doom and sludge metal project formed in 2012. Its early approach used heavily distorted bass without guitars, drawing inspiration from Loinen and Khanate. Recordings include Anhedonia, Addicted Blues, Filth and My Body Is a Coffin, with the project now based in Moscow.

Thy Listless Heart from Derbyshire craft atmospheric doom metal that explores the paralysis of emotional exhaustion since 2022. Their compositions channel the lethargic, unmotivated heartache of their name through crushing, deliberate arrangements.