"Master of Puppets" is a song by the American heavy metal band Metallica. It was released in 1986 as the title track of their third studio album, "Master of Puppets". The song is widely considered one of Metallica's signature songs and is often cited as one of the greatest heavy metal songs of all time."Master of Puppets" is known for its aggressive, fast-paced guitar riffs, thundering drums, and haunting lyrics about addiction and control. The song has become a staple of Metallica's live performances and is often played as an encore.