Under the alias J Devil, he teamed up with producers Sluggo and Tyler Blue to record a four-song EP that featured hard-hitting dubstep wobble, accompanied by underground electronic and emo influences. In the same way that Judas Priest vocalist Rob Halford's foray into electro-rock confounded metalheads, the music of Killbot polarized Davis' fan base, with metalhead purists insisting it was too drastic a departure and others greeting it favorably. Released on Dim Mak, Sound Surgery debuted on Billboard's Top Dance/Electronic Albums chart at number 13 in November of 2012. ~ Jason Lymangrover