I actually find things like 'Fast As A Shark' and 'Burning' quite boring. Their riffs are just nowhere near as interesting as 'Balls To The Wall'.
The 'Balls To The Wall' album does have a lot of good riffs on it though.
1/12 Judas Priest
3/12 Deep Purple
5/12 Dan Patlansky
11/12 Dead Daisies