Zwolle's Teethgrinder combine the chaotic velocity of grindcore with the explosive aggression of powerviolence, creating short, devastating bursts of sonic extremity. Active since 2014, they are among the Netherlands' most intense practitioners of grind, despite their misleading power metal genre tag.

Teething is a grindcore/powerviolence band from Madrid, Spain, formed in 2012. They deliver chaotic, ultrafast extreme music from the Spanish capital.

Tefilla, taking their name from the Hebrew word for prayer, have been delivering thrash metal from Groningen in the northern Netherlands since 2010. Their approach channels classic thrash's urgency through tight, riff-focused compositions rooted in the genre's 1980s foundations.

Raw black metal and ambient project from Switzerland, formed in 2013. Operating under the Thessa Records banner, Tehessah channels lo-fi darkness through the raw black metal underground.

Tehom from Paris have been crafting doom and sludge metal since 1996 under a name referencing the primordial abyss of ancient Near Eastern mythology. Nearly three decades of abyssal heaviness from the French capital make them one of the longest-running doom acts in France.

Teitan craft avant-garde black metal from the Rotterdam/Schiedam area, pushing the genre's boundaries through unconventional song structures and dissonant experimentation since 2021. Their willingness to dissolve black metal's traditional frameworks places them among the Dutch scene's more adventurous projects.

Tejo is a black metal/ambient project from Spain, formed in 2019. Named after the yew tree of Iberian folklore, they blend atmospheric black metal with ambient soundscapes.

Groningen-based Tekhton have been conjuring slow, monolithic doom metal since 2007, making them one of the northern Netherlands' most enduring purveyors of crushing heaviness. Their music prioritizes weight and atmosphere over speed, with riffs that move like tectonic plates.

Teksuo is a death metal/metalcore band from Turón, Spain, active since 2010. They combine death metal's heaviness with metalcore's dynamic breakdowns from the Asturian mining region.