He tells Artisan News (via Blabbermouth): "John Petrucci put together the whole thing, and he organised it in a really amazing way. And then he used our keyboard player, Jordan.

"When he plays, you see things, you see a landscape, you've got a picture in your mind. It's so visual, it's unbelievable. There really is nobody better to help bring a story to life, so you feel it and see it. It's not something I do on my instrument. So when I experience it, it blows my mind."