[1] The band released its debut album Kill 'Em All in 1983, which credited songwriting between frontman James Hetfield, drummer Lars Ulrich and guitarist Dave Mustaine, who had left before the album was recorded (bassist Cliff Burton was credited for the bass solo "(Anesthesia) – Pulling Teeth").
[2] On the 1984 follow-up Ride the Lightning, Burton received more songwriting credits and Mustaine's replacement Kirk Hammett was also co-credited on four songs.
- Garage Days Re-Revisited in 1987, which featured cover versions of songs by Diamond Head, Holocaust, Killing Joke, Budgie and Misfits.
[5] The band's first studio album with Newsted, ...And Justice for All, was released the following year; the bassist was credited on one song only, opener "Blackened".
[14] The band's tenth studio album, Hardwired... to Self-Destruct, was released in November 2016; it was written almost entirely by Hetfield and Ulrich, with Trujillo being co-credited on one song ("ManUNkind") and Hammett receiving no writing credits.