sentences:  Allmusic's Johnny Loftus wrote that "While it expands on melodic elements that had previously played a supporting role in the band's sound, "Blackout" also delivers truckloads of crushing guitar and pounding rhythm.And whether or not it is the presence of a top-line producer, (hed) pe have figured out a way to imbue their aggressive mix of heavy rock and hip-hop with some serious hooks.