Blue Oyster Cult is an American rock band that formed in 1967, best known for their heavy metal and hard rock styles infused with elements of psychedelia and progressive rock. Their atmospheric and complex sound is characterized by intricate arrangements and provocative lyrics, often centered on science fiction and supernatural themes. Notable band members include lead vocalist Eric Bloom and lead guitarist Buck Dharma, both of whom contributed significantly to the band's unique sound. Blue Oyster Cult's most influential works include the hit singles "Don't Fear The Reaper" and "Burnin' for You", which established them as pioneers in the hard rock and heavy metal genres.