Founded by former Machine Head guitarist Logan Mader and vocalist Lauren Hart, it’s fair to say that on paper, LA modern groove metal wrecking crew Once Human is a formidable prospect. Having still to get the recognition they deserve despite two solid albums, the band is back with Scar Weaver, their follow-up to 2017’s Evolution, and, as the quintet hurtle into “Eidolon,” it seems that the last two years have been well spent fine-tuning their sound. A crushing opener that sets the mood for Scar Weaver, “Eidolon” is packed with jarring modern metal grooves and jackhammer drums all leading towards the song’s chaotic conclusion. Having regrouped during lockdown, the newfound creative fire burning inside guitarist Max Karon along with the wealth of experience in Mader has helped push Once Huma...