System Horizon craft progressive metal from Helsinki, building intricate compositions that explore the boundaries of systematic musical organization. Active since 2014, they bring event-horizon ambition to the Finnish capital's progressive scene.

Systopia craft progressive and power metal from the Saarland village of Otzenhausen, building ambitious compositions that envision a systematic utopia through heavy music. Active since 2016, they bring conceptual ambition to the French-German border region.

Split between Riga and Jelgava, Tabestic Enteron practice progressive technical death metal that prioritizes intricate musicianship and structural complexity over sheer brutality. Formed in 2020, they are among the more technically ambitious extreme metal acts in Latvia's growing underground.

Taifa is a progressive heavy metal band from Palma, Mallorca, Spain, active since 2008. They explore progressive structures within a heavy metal framework from the Balearic Islands.

Talers from Dijon craft progressive and heavy metal named after the historic European silver coin from the Burgundy capital since 2010. Over fifteen years, their musical currency has traded in complex, richly crafted compositions from one of France's most culturally refined cities.

Tales of a Liquid Dawn is a progressive/stoner/doom metal band from England, formed in 2022. Their music weaves together the expansive song structures of progressive metal with the heavy, riff-driven approach of stoner doom, creating immersive and cerebral compositions.

Taliesyn from the Duderstadt and Oldenburg axis craft progressive metal named after the legendary Welsh bard, bringing literary and mythological depth to their complex compositions since 2023. Their approach marries prog-metal's structural intricacy with the poetic sensibility their bardic namesake demands.

Talyat is a progressive metal band from Las Palmas de Gran Canaria, Spain, active since 1993. With over three decades of activity, they are one of the most veteran progressive metal acts in the Canary Islands.

Tangent Plane from Berlin craft progressive heavy metal that explores geometric and mathematical themes through angular riffs and complex arrangements since 2024. Their name signals an intellectual approach to metal that favors structural precision and unconventional songwriting.