Obscure Sphinx is a Warsaw-based band that has established itself in the realms of post-metal and sludge, characterized by a dense and atmospheric sound that intertwines with themes of existential dread and introspection. The band was formed in 2008, and since their inception, they have received acclaim within the underground metal community for their ability to meld heavy guitar riffs with ethereal female vocals, provided by the band's frontwoman, Zofia "Wielebna" Fraś.

Through releases like "Anaesthetic Inhalation Ritual" (2011) and "Void Mother" (2013), Obscure Sphinx garnered considerable attention for their sound, which has been described as both haunting and deeply immersive. Their music moves beyond conventional metal boundaries, leveraging intense emotion and creative storytelling within their song structures. The band further evolved their discography with the evocatively titled "Epitaphs" (2016), which continued to delve deeper into the atmospheric elements of their sound. Further cementing their artistic evolution, they embarked on an elaborate project with "Thaumaturgy I" and "Thaumaturgy II," showcasing a band ever willing to push the limits of their genre and their own capabilities. Obscure Sphinx's capacity for crafting compelling soundscape experiences, underpinned by a balance of power and delicacy, has solidified their standing as a force to be reckoned with in the sphere of experimental metal music.