[2] The band's unique musical style, characterised by brooding atmospheres and spiritual intensity, is rooted in doom metal, hardcore punk and post-rock.

[3] In 2005, Amenra formed Church of Ra, a collective of collaborating artists which now includes Oathbreaker and the Black Heart Rebellion.

Van Eeckhout suggested in 2017 that each Mass is created out of necessity to reflect on a certain experience or phase in the band members' lives and thus they never know which album will be their last.

[15] For the band's fifth album De Doorn, released in 2021, Oathbreaker lead singer Caro Tanghe contributed as an additional vocalist.

[17] In August 2021, professional wrestler Malakai Black began using Amenra's song "Ogentroost" as his entrance theme in All Elite Wrestling.

... From the beginning, our intention with the Mass albums was to devise a platform for self-reflection, to set a base for introspection; that moment when you're on your knees and you ask questions that don't have answers.Amenra often collaborate with visual artists and choreographers, including Willy Vanderperre[20] and Berlinde De Bruyckere.

In 2015, Vandekerckhove formed Absent in Body with Scott Kelly of Neurosis, joined in 2016 by van Eeckhout; they released one single, "The Abyss Stares Back – Vol.

In 2020, van Eeckhout and Bossu released the single "A Faint Young Sun" with techno DJ Gianmarco Cellini, as Eyes of Another.