And Mustaine - who's only said that fans would be happy with the duo's replacements - has vowed to stick to his own vision over the follow-up to 2013's Super Collider.

He tells Full Metal Jackie: "I'm going in the studio March 2 no matter what. It's set right now. I told the label I'm not making another radio song ever, cause you know that's what record companies want. It was the bane of Megadeth's existence.