Hamen is a symphonic power metal band from Joinville, Santa Catarina, Brazil, formed in 2014, fronted by vocalist Monica Hamen alongside guitarist Cadu Puccini. The band gained international exposure through inclusion on the Terrorizer magazine Fear Candy Latin America compilation and the Imperative Music Volume XVI DVD. Signed to MS Metal Records, their science fiction-themed approach places them among the more melodically ambitious acts in Brazil's southern metal scene.

Hammathaz is a metalcore and melodic death metal band from Sorocaba, São Paulo, Brazil, active since 2011. The band released their debut full-length, The One, in 2020 — a nine-track album recorded at Estúdio Fusão in Cotia and produced by Thiago Bianchi (known for his work with Noturnall and Shaman) — following earlier releases including the EP Inner Walls. Drawing on influences from In Flames, Killswitch Engage, and Sepultura, the band blends technically driven riffing with melodic hooks across their independent catalog.

Hammer of the Gods was a stoner rock and metal band from São Paulo, Brazil, active around 2012. The band self-released a self-titled EP in 2012 featuring material recorded in 2011, operating as an independent act before eventually splitting up. Their sound drew from the heavier end of the stoner rock spectrum within São Paulo's underground metal circuit.

Hammergoat is a bestial death/black metal band from São Paulo, Brazil, featuring members associated with the Brazilian underground acts Evil and Dethroned Christ. The band released their debut full-length, Regeneration Through Depopulation..., in 2010 on Hammer of Damnation, a 30-minute assault drawing comparisons to Blasphemy and Hellhammer and including a cover of Sarcófago's "The Black Vomit." They also appeared on a split cassette with Swiss act Dakhma, released in 2018.

Hammerlin is a power metal project from Rosario, Santa Fe, led by Marcos Cápula. The project's debut full-length, La Sombra de la Luna, was released in November 2022 as an independently produced home recording, comprising 11 tracks across 51 minutes of melodic heavy metal.

Hammerthrash was a thrash metal band from Patos de Minas, Minas Gerais, Brazil, active from 2010 until splitting up in 2019. The band self-released a six-track self-titled EP in February 2010 via Bandcamp, featuring palm-muted riffing and aggressive vocals rooted in classic thrash. They remained an independent act throughout their existence.

Hanagorik is a thrash and groove metal band from Surubim, Pernambuco, Brazil, formed in 1991 and one of the most enduring metal acts from the country's northeast. The band released a series of recordings including the demos Screaming Again (1995) and the full-length Uncivil (1997), followed by For Kids With Some Problems (2002), the latter issued during a second European tour that took them through Germany, Austria, and Belgium. They also released the EP Alceu ao Nosso Jeito (2012), a notable tribute to Pernambuco folk icon Alceu Valença reimagined in a metal context.

Handsaw is a technical brutal death metal band from Rio de Janeiro, Brazil, formed in 2011 and currently active after a hiatus. The band released their debut full-length album Ogre in June 2015, recorded at Kolera Studio in Rio de Janeiro, showcasing a combination of technical precision and brutal aggression. Their lineup includes Edson Baros on vocals, Gabriel Gomes and Leandro Rodrigo on guitars, Romulo Estige on drums, and Ricardo Amorim on bass.

Hangar is a progressive power metal band from Porto Alegre, Rio Grande do Sul, Brazil, originally formed in 1997 by drummer Aquiles Priester, who later became known for his work with Angra. The band released six studio albums, including Last Time (1999), Inside Your Soul (2001), and The Reason of Your Conviction (2007), building a dedicated following in the Brazilian metal scene. Keyboardist Fábio Laguna joined in 2002 and became a core compositional force, and the band reunited in 2025 after an extended hiatus.