is a South Korean boy group formed Starship Entertainment through the survival show No.Mercy on Mnet in 2015. The group consists of seven members: Jooheon, Shownu, Kihyun, Hyungwon, Wonho, Minhyuk, and I.M.

The group debuted on May 14, 2015 with their first EP Trespass. In March 2017 Monsta X released their first studio album and final part of "The Clan" series, The Clan Pt. 2.5: The Final Chapter, which consist of their third and fourth extended play, The Clan Pt. 1 Lost and The Clan Pt. 2 Guilty, both released in 2016. In May 2017, Monsta X signed with Mercury Tokyo and debuted with the single "Hero" in Japan.In October 22, 2018 they released Take.1 Are you there? . Their newest album was released February 18, 2019 it's called Take.2 : We are here.