Pain Killer is the third studio album by the Swiss hard rock band Krokus, released in 1978.

It was recorded at The Manor Studio in Shipton-on-Cherwell, England, and took just six days to produce.

[2] The album was also released with the title Pay It in Metal, and featured different covers for different regions.

"Susie" was released as a single, with "Rock Me, Rock You" being the single's B-side.

All tracks are written by Fernando von Arb and Chris von Rohr, except where noted