Well, there are two types of fillers: good and bad. Most are usually bad though, as since they're just made to increase the album's length.
Re: Daily Song: The Prophecy
A typically melodic Dave Murray song. Very sweet music. Davey creates magic with hammer-ons and pull-offs and bends in the same way Willy Wonka makes magic with confectionary. If you squint your eyes Davey even looks a little like the original Willy Wonka, Gene Wilder...