They later announced their eighteenth album Firepower, which was released on 9 March 2018, with a world tour taking place thereafter, beginning in North America with Saxon and Black Star Riders as their support acts.
De annoncerede senere deres 18. album Firepower der blev udgivet 9. marts 2018, med en tilhørende verdensturné efterfølgende, der skulle begynde i Nordamerika med Saxon og Black Star Riders som gæster.