by Ianko Petkov-Faiden album "United Abominations" (2007) All rights reserved by Megadeth and Roadrunner Genre Thrash metal Lyne up Dave Mustaine -- vocals, lead, rhythm and acoustic guitars, production Glen Drover -- lead, rhythm, acoustic guitars and backing vocals James LoMenzo -- bass and backing vocals Shawn Drover -- drums, percussion and backing vocals Additional musicians and guests Chris Rodriguez -- backing vocals Axel Mackenrott -- keyboards Cristina Scabbia -- harmony vocals on "À Tout le Monde (Set Me Free)" Renaud Bernard -- French voice on "United Abominations" Djamila Zeghoudi -- French voice on "United Abominations"