Released on the 2003 album Sehnsucht, "Tier" is a quintessential example of Rammstein's industrial metal sound, characterized by its heavy, distorted guitars and the band's signature vocal style. The track features the iconic "Tier" refrain, which serves as a rhythmic anchor for the song's aggressive tempo. Lyrically, the piece explores themes of animalistic behavior and primal instincts, fitting the band's recurring motifs of nature and transformation. As a staple of their discography, "Tier" exemplifies the fusion of electronic elements with traditional metal structures that defined their early-to-mid career era.