Kraken is a heavy metal band founded in Medellín, Colombia, in 1983. The current lineup consists of Andrés Leiva (guitar), Carlos Cortés (drums), Luis Alberto Ramírez (bass guitar), Rubén Gelvez (electronic keyboards), and Elkin Ramírez (main vocalist). The sound of the band is characterized by a mixture of hard rock and heavy metal, a musical experiment that remains effective to this day.

The particular voice of Elkin Ramírez gives Kraken a seal of originality that has drawn the admiration of thousands of fans, and legions of imitators wishing to reproduce his interpretive style. One of the bands that influenced Ramírez' musical taste was Led Zeppelin. Another well-known influence of his is classical music, which he self-taught upon the advice of his father.

On the other hand, the guitarist Andrés Leiva contributes to the band his symphonic experience, gained as a student of the classical guitarist Pedro de Alcántara. Owner of a polished and virtuous technique, Leiva has been a member of a variety of different musical projects, making him a valuable addition to the band.