Rey Sanchez (born 1979), better known by his stage name Phlegeton, is a Spanish death metal musician, audio producer, and visual artist based in Madrid.

[2] Phlegeton has fronted a number of bands as a vocalist and drummer, including Wormed, Human Mincer, Wrong, Banished from Inferno, and Unsane Crisis.

He has also been a member of Godüs, The YTriple Corporation, Garth Arum (live), Nüll, and Infernal.

He does not use the common gore aesthetics but rather tell stories of science fiction, quantum physics and space exploration.

He creates record covers for international death metal bands, centered around horror and science fiction genres.