Description: Metalcore is a fusion genre that blends elements of heavy metal and hardcore punk. It emerged in the late 1990s and gained popularity in the 2000s. Metalcore typically features aggressive guitar riffs, breakdowns, and a combination of screamed and clean vocals. The genre often incorporates both melodic and intense elements, creating a dynamic and energetic sound. Key characteristics of metalcore include a mix of metal's technicality and hardcore punk's aggression. Bands in the genre may experiment with various substyles, including melodic metalcore, mathcore, and deathcore, each offering a unique take on the core elements. Pioneering bands like Killswitch Engage, Converge, and Trivium played significant roles in defining the metalcore sound. Metalcore has since become a widely popular and influential genre, with a diverse range of bands contributing to its evolution and continued impact in the heavy music scene.