Grey Owl is a progressive metal band from Ragusa in southeastern Sicily, active since 2013. They bring progressive metal ambition to one of Sicily's most architecturally stunning Baroque cities.

Grey Stag is a progressive sludge metal band from Dublin, Ireland, active since 2018 and blending the heaviness of sludge with progressive complexity and dynamic songwriting. The project channels the expansive ambition of progressive metal through a sludge-weighted lens.

Grey Summer is a crossover/thrash metal band from Nuoro in central Sardinia, formed in 2015. They deliver high-energy crossover thrash from the mountainous heart of the island.

Grey Sun is a depressive black metal project from Tours in the Loire Valley, formed in 2021. They channel anguished, introspective black metal from the historic city in the heart of France's chateau country.

Grey Widow is a sludge/doom metal band from Brighton on the English south coast, formed in 2014. They channel heavy, venomous sludge doom from the Sussex seaside city.

Kharkiv post-black metal project featuring members of Elderblood, Necrom, KZOHH, and Ulvegr, with a self-titled debut recorded in 2013 and released in 2016 via Ashen Dominion. Their experienced lineup weaves atmospheric textures through black metal's foundation, demonstrating the creative depth of Ukraine's interconnected extreme metal community.

Formed in 2018 in Landeck, Tyrol, Greyback play a multifaceted melodic death metal rooted in aggression and melody, with additional thrash and black metal flourishes, drawing several members from the earlier Tyrolean act Avenging Angels. After the debut EP Insights (2020), they released their first full-length Built For Need in May 2024, recorded at the Synonym of Sound studio.

Greyblack is a black metal project from Ioannina in northwestern Greece, formed in 2014. They deliver atmospheric black metal from the Epirus capital, a city increasingly recognized for its underground metal output.

Greydon Fields is a heavy/thrash metal band from Essen, Germany, formed in 2013, combining classic heavy metal anthems with thrash aggression from the heart of the Ruhr Valley. The band brings a dual-genre approach to Essen's metal scene.