Imagine Dragons the album. The band has described this album as a sister album to their previous work "Evolve". On October 31, 2018, Imagine Dragons released their third single off the album, "Machine". Lastly, on November 6, 2018, Imagine Dragons released their fourth single of the album, "Bad Liar". Imagine Dragons' musical style has mainly been described as alternative rock, pop rock, indie rock, electronic rock, dance-pop electropop, pop, and arena rock. Their music also has some influences of folk, R&B, hip hop and EDM. Dan Reynolds cites Arcade Fire, Nirvana, Muse, The Beatles, Paul Simon, Coldplay, Linkin Park, Harry Nilsson, and
Gold (Imagine Dragons song) remix of the song was featured on the soundtrack of the video game, "NBA 2K17". According to the sheet music published at musicnotes.com, the song is written in the key of A minor, with a moderate tempo. Along with "Hopeless Opus" and "I'm So Sorry" on "Smoke + Mirrors", the song touches upon lead-singer Dan Reynolds' depression struggles. Dan Reynolds told "Billboard" that "Gold" was one of the last songs to be recorded for "Smoke + Mirrors": "I came home from tour with my head spinning and decided to run away for a bit to the west coast and reflect/write