Enter Shikari is a four-piece experimental post-hardcore/electronicore band from St Albans, Hertfordshire, England formed in 2003. The band's music incorporates various rock and metal sub-genres with elements of various electronic genres such as electronica, dubstep, trance, and drum and bass, making the band particularly difficult to assign to one genre. The incorporation of electronic genres has become more prominent in their music throughout the band's history. Lyrically, their music tackles political, social and scientific issues.