Rock Band Metal Track Pack achievements

Hit 100% as a Bassist on "Closer," up-strums only

Play "D.O.A.", "Laid to Rest," and "Hair of the Dog" in Solo Tour

Play "Screaming for Vengeance" in a Score Duel

Score 100% as a Vocalist playing "Forever"

Complete Band Tour on Medium difficulty or greater

5 star "Master of the Universe" with any instrument on Expert

5-star "Red Devil" as a Vocalist in Solo Tour

Finish "Thrasher" as an Expert Drummer

5-Star "Blinded by Fear" on any instrument... with your eyes closed

Get 4 stars or better playing "3s and 7s" with a full band

Complete "Killed by Death" on Expert without a band member failing

Complete "Transmaniacon MC" as a full band, with all band members on Hard or Expert