Founded by bassist Samuka as a vehicle for weaving Egyptian history and mythology into power metal, Medjay released their debut "Sandstorm" in November 2020 through Voice Music, followed by "Cleopatra VII" in 2022, produced at Shokran Studios. Their sound incorporates melodic elements drawn from Arabic musical scales alongside driving double-bass rhythms and soaring clean vocals.

Megadriver is one of the originators of the "game metal" subgenre, translating the soundtracks of classic arcade and console games — particularly the Sega Mega Drive library — into full-throttle heavy and power metal arrangements. Over nine studio albums and more than 150 arranged tracks, the project has appeared at festivals including Video Games Live and MAGFest, building a global following among metal fans with a love for retro gaming.

Memoria Hostil is a heavy/thrash metal band from Pablo Nogués in the northern suburbs of Greater Buenos Aires, formed in 2018 with a lineup of Sergio Soto on vocals, Ivan and Alfredo Sturla on guitars, Leo Sturla on bass, and Pablo Mansilla on drums. The band released their debut album "Memoria 1" in August 2022, a six-track record featuring songs including "Mirando Al Sur" and "Mano Propia".

Mercy Shot blend heavy and groove metal with hard rock influences into a muscular, hook-driven sound. Their 2022 album 'Brace for Impact!' showcases the band's range across ten tracks — from the churning 'Sink and Thrive' to the anthemic 'Massive Heart' — cementing their place in São Paulo's modern heavy rock scene.

Metal Warhead play speed-inflected heavy and thrash metal with a hardcore edge rooted in the Rio Grande do Sul underground. Their 2017 debut album 'Metal Avalanche' — an eleven-track statement of intent — signals a band locked into the classic late-1980s thrash aesthetic of brute riffing and relentless pace.

Metalder deal in classic-leaning heavy and power metal shaped around lyrical themes of pirates, the cosmos, and the spirit of metal itself. The band recorded under Resistance Records and brings a dramatic, anthem-driven approach to the style that puts melody and storytelling front and center.

Metalkimista is a heavy/thrash metal band from Río Grande, Tierra del Fuego — one of the southernmost metal acts in Argentina. Their debut album La Sabia Destrucción, a twelve-track record mixed and mastered by Martín Vargas at La Mazmorra studio in Río Grande, was released on September 29, 2018.

Originally formed as Metalmad in 2012 in Mogi Guaçú, the duo of Alexandre Quadros on vocals and Alex Roque on guitar and bass relaunched as MetalMad DC with a heavier, more aggressive identity. Their Portuguese-language output spans thrash, crossover, and hardcore-tinged territory, documented across singles including 'Olhos de Medusa', 'Chinelada', and 'Depois do Coma', the last of which earned a 7/10 review from Roadie Crew.

Metralleta is a heavy/groove metal band from Larroque, Entre Ríos, a small city in eastern Argentina seldom represented in the local metal scene. Their recorded output includes the 2009 album Todo o Nada and the follow-up Puente, released on August 1, 2014, which features tracks such as "Cuando los muertos viven," "Vértigo," and "Victoria."