This paper presents a biography of the musical duo Viperr, formed in 2023 by rap artists Kai Angel and 9mice. Both members were previously known in the underground rap scene, but with the duo's emergence, they attracted the attention of a wider audience due to their unique style and interplay. The report covers the group's creative history, their discography, major releases, and the roles of each member. How Viperr actively promote themselves through social media and keep in touch with their fans is also examined. Attention is given to their musical style, which includes elements of gothic rap and inspiration from artists such as Playboi Carti. Thus, this report provides a comprehensive insight into the facets of Viperr's work and their influence on today's music scene.