Gojira, a French heavy metal band formed in 1996 (originally as Godzilla), has transcended genre conventions to become one of the most critically acclaimed and intellectually rigorous acts in contemporary extreme metal. This paper traces the evolution of the band’s musical and lyrical themes across their seven studio albums. It argues that Gojira’s work can be demarcated into three distinct phases: 1) A technical death metal foundational period (Terra Incognita, The Link), 2) A progressive, groove-oriented breakthrough era (From Mars to Sirius, The Way of All Flesh), and 3) A politically and environmentally charged mainstream integration (L’Enfant Sauvage, Magma, Fortitude). The analysis focuses on the interplay between Joe Duplantier’s lyricism, Mario Duplantier’s polyrhythmic drumming, and the band’s signature use of natural and industrial sonic textures.