Imagine Dragons is a musical act.
Imagine Dragons is an American rock band from Las Vegas , Nevada , consisting of lead vocalist Dan Reynolds , lead guitarist Wayne Sermon , bassist Ben McKee , and drummer Daniel Platzman . Rolling Stone named their single `` Radioactive '' from Night Visions the `` biggest rock hit of the year '' , and MTV called them `` the year 's biggest breakout band '' . The band 's second studio album Smoke + Mirrors was released in 2015 , and reached number one in the US , Canada and the UK . Night Visions is the debut studio album by American rock band Imagine Dragons .