Enter (1997):

Mother Earth(2001):

The Silent Force(2004):

The Heart of Everything(2007): 
1. The Howling
2. What Have You Done (feat. Keith Caputo)
3. Frozen
4. Our Solemn Hour
5. The Heart of Everything
6. Hand of Sorrow
7. The Cross
8. Final Destination
9. All I Need
10. The Truth Beneath the Rose
11. Forgiven