[1] The band stated that they planned their trajectory as early as their first rehearsal, deciding that their signature sound would be cosmically influenced death metal, their sophomore album would feature psychedelic elements, and their third album would be entirely ambient.

[2] The album is a departure from the group's typical death metal sound, not featuring any guitars, drums, or vocals.

Sam Sodomsky of Pitchfork gave the album a score of 7.5/10 and stated "Listening to Timewave Zero, you can sense the band proudly embracing its transitional nature, rarely attempting to push beyond its self-imposed boundaries—a triumph by existence alone, an itch they had to scratch.

"[2] Dutch Pearce of Decibel magazine wrote "it doesn’t take long for the cosmic winds of “IO,” the first track on Timewave Zero, to convince you that your trust in boarding this extraordinary voyage will be rewarded.

"[7] Angry Metal Guy were critical of the album, giving it a score of 2.0/5 and writing "Although pleasant in stretches, or as background music, largely I found the album a chore to listen to; a tedious, patience testing slab of ambient experimentation best left for other ears to fully enjoy and embrace.