[1] At the same time they released Echogenetic (2013), Front Line Assembly announced plans to follow up with a remix album.

[18] The band managed to avoid the pitfalls of remix albums, wrote Davis, thus delivering "the solid Front Line Assembly quality we all know.

"[18] Johan Carlsson of Release Magazine called Echoes "a great idea too, because 'Echogenetic' saw the band move further into modern dance floor styles, and the songs lend themselves well for remixes.

"The brand new tracks 'Contagion' and 'Next War'", wrote Alex of I Die : You Die, "suggest a more song-oriented ends for Front Line's current style of production, a hint reinforced by the carefully arranged Hijacker mix of 'Exo' by FLA’s own Jeremy Inkel and collaborator Sasha Keevill, two of the architects of Echogenetic‘s distinctive sound.

"[19] Release Magazine's Carlsson also noted that the new tracks follow "the modern, upbeat, electronic style found on 'Echogenetic'.