In contrast to the rest of the album, the music that "The Fiberglass Cheesecake" comprises was assembled in the studio rather than performed, making it difficult to reproduce in a live setting.

"[4] Regressions' sound is a complex and dense mixture of grindcore and doom metal with experimental leanings that touch on drone, noise and ambient music.

It's an elastic tissue of creepy electronic noise and barely human screaming, impregnated with patches of riff-salad grind and hypercube mathcore.

called it "progressive, vitriolic and overwhelming", further writing that "essentially, within any given song, one hears the detonation of Pig Destroyer, adrenaline of Converge, creative technicality of Nomeansno and Psyopus, outright weirdness of Fantômas uniting with P.I.L.

[6] Writing for PopMatters, Ron Hart credited the band with being "unrelenting in their aspirations to spill the doom metal blood all over Brian Eno’s Green World, a feat they succeed at quite excellently across this ten-song, 76-minute epic of an album".