Theoktony from Telford deliver death metal under a name meaning 'the killing of a god,' channeling deicidal fury since 2015. A decade of divine assassination from the Shropshire new-town has produced compositions of blasphemous brutality.

Theomachia from Rome craft black metal under a Greek word meaning 'battle against the gods' since 2022. Their Eternal City base channels divine warfare from the former seat of pagan and Christian power alike.

Theomania is a melodic death/power/symphonic metal band from Kemi, Finland, active since 1983. With over four decades of activity, they are among the oldest metal acts in the Finnish Arctic Circle region.

TheOne is a German black metal project formed in 2023, channeling solitary extremity through compositions that embrace the isolation of a singular creative vision. The project's anonymous, location-undisclosed approach reflects the misanthropic ethos at black metal's core.

Theopsya from Toulouse weave symphonic power metal with gothic metal elements, creating a visionary sound whose name suggests divine psychic perception since 2019. Their compositions layer orchestral grandeur over powerful metal foundations from the Pink City of southwestern France.

Theoretic Egoism from Bari deliver death metal and grindcore under a philosophical concept since 2016. A decade of self-interested extremity from the Puglia capital.

Theories Divide is a groove metal band from Dublin, Ireland, formed in 2016. They deliver heavy, rhythmically driven groove metal with modern production and punchy aggression.

Theory of Chaos is a brutal death metal band from the Dubrava district of Zagreb, Croatia, formed in 2015. They unleash punishing, guttural death metal with technical precision and relentless brutality.

Theraphosa from Paris craft progressive and groove metal named after the goliath birdeater tarantula — the world's largest spider — since 2018. Their arachnid namesake drives compositions as massive and predatory as the creature itself.