A Day to Fall is a groove metal and melodic death metal project formed in 2011 with Argentine musicians, releasing the album Architects of Hate along with tracks such as Southern Flame and What Lies Ahead. The band blends melodeath intensity with metalcore-driven heaviness, drawing on the members' roots in the Argentine underground scene.

A.R.I.D.A. is a groove metal and metalcore band from San Rafael, Mendoza, formed by vocalist and bassist Francisco Escudero, guitarists Tomas Villegas and Alejandro Martin, and drummer Mariana Gutierrez. The band released their debut album Sueño Demencial in May 2022, a five-track conceptual record produced with support from Argentina's INAMU arts funding program.

Thrash and groove metal band from Brasília, Distrito Federal, active from 1988 to approximately 2008. Over their career they released two studio albums — Rage in 1996 and Caution! Strong Irritant in 2001 — as well as several compilation appearances, making them one of the longer-running heavy metal acts in Brazil's capital city.

Able to Return is a melodic death and groove metal band from Santarém, Pará, in the Brazilian Amazon — a notably isolated location for extreme metal. Formed in 2019, the band merges Scandinavian-influenced melodic death metal with groove metal heaviness, representing a growing extreme metal presence in Brazil's northern interior.

Again in Hell is a death/groove metal trio from João Monlevade, Minas Gerais, Brazil, formed with the stated mission of delivering brutal death metal in its purest form. The band — comprising Wally Roots on bass and vocals, Samuel Brad on guitar, and Marcos Vinicius on drums — has released three albums: "Falso Profeta," "Espírito de Porco," and "Maldade Genuína." Their sound combines the grinding aggression of Brazilian death metal with groove-driven rhythmic punch.

Ahiag is a death/groove metal band from São Paulo formed in 2018, blending the rhythmic heaviness of groove metal with death metal aggression. Their 2019 single "Malfeitor" offered an early look at their dense, riff-driven attack within São Paulo's active underground metal scene.

Ajeno is an instrumental sludge and groove metal band from Buenos Aires, Argentina, known for heavy, riff-driven compositions without vocals. The band released their self-titled EP followed by Justificando el Kaos in November 2024, a three-track record recorded at Estudios Inclan and La Ochava Records. Both releases showcase a dense, slow-burning approach rooted in the heavier end of sludge and post-metal.

Alekto is a death/groove metal band from São Paulo, Brazil, formed in 2014 and active in the city's underground extreme metal circuit. The band combines the heaviness of Brazilian death metal with the mid-paced rhythmic punch of groove metal, drawing on a tradition that runs deep in São Paulo's metal scene. They have an online presence at alektometal.com and maintain an active following within Brazil's groove and death metal communities.

Antes Que Todos Mueran is a hardcore and groove metal band from Lanús, Buenos Aires, formed in 2017. Their self-titled debut EP, recorded in August 2016 and featuring vocalist Enzo Cardozo alongside guitarist Germán López and bassist Hugo Blanco, laid down four tracks of aggressive, groove-driven hardcore. The band has remained active in the Buenos Aires underground scene and continued releasing material on streaming platforms.