And he's delighted that the stand-in chosen by Adler happens to be available to play all the shows he'll be needed for. Adler appeared as guest musician on Megadeth's latest album Dystopia, and he's committed to playing as many shows as he can with the thrash icons.

But despite having been a fan of Mustaine all his life, he has no plans to leave Randy Blythe and co. Mustaine tells WSOU: "We're really happy that the guys in Lamb Of God aren't protesting him playing with us. We don't want to cause any problems in that camp. It's a big deal - everybody's talking about the record. Everybody's talking about the four of us. We don't want to cause problems."

He continues: "It would be great if Chris could do every single date, but there's going to be some he can't. For those, we've got a drummer that Chris picked. Tony Laureano played with Nile and Dimmu Borgir. He's a great guy.